Quick view Testo testo 540 - Light meter MSRP: Now: $229.00 Add to Cart Compare Quick view Testo testo 316-3 - Refrigerant Leak Detector MSRP: Now: $465.00 Add to Cart Compare Quick view Testo testo 830-T2 kit - Infrared thermometer MSRP: Now: $295.00 Add to Cart Compare Quick view Testo testo 635-1 - Humidity measuring instrument MSRP: Now: $580.00 Add to Cart Compare Quick view Testo testo 835-H1 - Infrared thermometer and moisture meter MSRP: Now: $575.00 Add to Cart Compare Quick view Testo testo 625 - Digital thermohygrometer with App connection MSRP: Now: $347.00 Add to Cart Compare Quick view Testo testo 405 - Pocket-sized thermal anemometer MSRP: Now: $220.00 Add to Cart Compare Quick view Testo testo 440 - Vane kit with Bluetooth (Ø 3.9") MSRP: Now: $845.75 Add to Cart Compare Quick view Testo testo 440 - Hot wire kit (Ø 0.35") MSRP: Now: $773.00 Add to Cart Compare Quick view Testo testo 440 - Air flow ComboKit 2 with Bluetooth MSRP: Now: $1,469.00 Add to Cart Compare Quick view Testo testo 175H1 - Temperature and humidity data logger MSRP: Now: $589.00 Add to Cart Compare Quick view Testo testo 440 - CO2 kit with Bluetooth MSRP: Now: $1,129.00 Add to Cart Compare Quick view testo 540 - Light meter The testo 540 lux meter can be used to measure artificial and natural light in the workplace. The testo 540 lux meter: compact, easy to use, precise The testo 540... MSRP: Now: $229.00 Add to Cart Compare Quick view testo 316-3 - Refrigerant Leak Detector The testo 316-3 is our best refrigerant leak detector yet, and delivers dependable, rugged performance at a great value. The heated diode sensor provides sensitivity down to 0.15 ounces/year... MSRP: Now: $465.00 Add to Cart Compare Quick view testo 830-T2 kit - Infrared thermometer The testo 830-T2 kit with infrared thermometer provides you with just the equipment you need to carry out quick and precise temperature measurements in trade and industry. The testo... MSRP: Now: $295.00 Add to Cart Compare Quick view testo 635-1 - Humidity measuring instrument The testo 635-1 is for measuring air moisture, material equilibrium moisture, and pressure dew point in compressed air systems. Up to 3 temperature or humidity probes can be displayed; data... MSRP: Now: $580.00 Add to Cart Compare Quick view testo 835-H1 - Infrared thermometer and moisture meter Perform temperature monitoring and checks on air conditioning and ventilation systems, inspect industrial systems and rotating equipment, and ensure constantly high levels of quality in... MSRP: Now: $575.00 Add to Cart Compare Quick view testo 625 - Digital thermohygrometer with App connection Relative humidity and air temperature are two decisive factors e.g. for the assessment of indoor air quality and comfort. So if you want to ensure that people are comfortable indoors or that... MSRP: Now: $347.00 Add to Cart Compare Quick view testo 405 - Pocket-sized thermal anemometer If, in your capacity as an HVAC engineer, you carry out fast check measurements in ventilation ducts or in rooms, then the testo 405 thermal anemometer is a... MSRP: Now: $220.00 Add to Cart Compare Quick view testo 440 - Vane kit with Bluetooth (Ø 3.9") Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Vane probe (Ø 3.9") with... MSRP: Now: $845.75 Add to Cart Compare Quick view testo 440 - Hot wire kit (Ø 0.35") Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Hot wire probe... MSRP: Now: $773.00 Add to Cart Compare Quick view testo 440 - Air flow ComboKit 2 with Bluetooth Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Vane probe (Ø 3... MSRP: Now: $1,469.00 Add to Cart Compare Quick view testo 175H1 - Temperature and humidity data logger The testo 175H1 is an ideal data logger for the continuous monitoring of ambient temperatures and humidity. With its customizable alarm, the 175H1 will alert when user defined thresholds have been... MSRP: Now: $589.00 Add to Cart Compare Quick view testo 440 - CO2 kit with Bluetooth Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) CO2 probe with Bluetooth... MSRP: Now: $1,129.00 Add to Cart Compare Previous 7 8 9 10 11 12 13 14 15 16 17 Next Previous 7 8 9 10 11 12 13 14 15 16 17 Next Compare Selected × OK
Quick view Testo testo 316-3 - Refrigerant Leak Detector MSRP: Now: $465.00 Add to Cart Compare Quick view Testo testo 830-T2 kit - Infrared thermometer MSRP: Now: $295.00 Add to Cart Compare Quick view Testo testo 635-1 - Humidity measuring instrument MSRP: Now: $580.00 Add to Cart Compare Quick view Testo testo 835-H1 - Infrared thermometer and moisture meter MSRP: Now: $575.00 Add to Cart Compare Quick view Testo testo 625 - Digital thermohygrometer with App connection MSRP: Now: $347.00 Add to Cart Compare Quick view Testo testo 405 - Pocket-sized thermal anemometer MSRP: Now: $220.00 Add to Cart Compare Quick view Testo testo 440 - Vane kit with Bluetooth (Ø 3.9") MSRP: Now: $845.75 Add to Cart Compare Quick view Testo testo 440 - Hot wire kit (Ø 0.35") MSRP: Now: $773.00 Add to Cart Compare Quick view Testo testo 440 - Air flow ComboKit 2 with Bluetooth MSRP: Now: $1,469.00 Add to Cart Compare Quick view Testo testo 175H1 - Temperature and humidity data logger MSRP: Now: $589.00 Add to Cart Compare Quick view Testo testo 440 - CO2 kit with Bluetooth MSRP: Now: $1,129.00 Add to Cart Compare Quick view testo 540 - Light meter The testo 540 lux meter can be used to measure artificial and natural light in the workplace. The testo 540 lux meter: compact, easy to use, precise The testo 540... MSRP: Now: $229.00 Add to Cart Compare Quick view testo 316-3 - Refrigerant Leak Detector The testo 316-3 is our best refrigerant leak detector yet, and delivers dependable, rugged performance at a great value. The heated diode sensor provides sensitivity down to 0.15 ounces/year... MSRP: Now: $465.00 Add to Cart Compare Quick view testo 830-T2 kit - Infrared thermometer The testo 830-T2 kit with infrared thermometer provides you with just the equipment you need to carry out quick and precise temperature measurements in trade and industry. The testo... MSRP: Now: $295.00 Add to Cart Compare Quick view testo 635-1 - Humidity measuring instrument The testo 635-1 is for measuring air moisture, material equilibrium moisture, and pressure dew point in compressed air systems. Up to 3 temperature or humidity probes can be displayed; data... MSRP: Now: $580.00 Add to Cart Compare Quick view testo 835-H1 - Infrared thermometer and moisture meter Perform temperature monitoring and checks on air conditioning and ventilation systems, inspect industrial systems and rotating equipment, and ensure constantly high levels of quality in... MSRP: Now: $575.00 Add to Cart Compare Quick view testo 625 - Digital thermohygrometer with App connection Relative humidity and air temperature are two decisive factors e.g. for the assessment of indoor air quality and comfort. So if you want to ensure that people are comfortable indoors or that... MSRP: Now: $347.00 Add to Cart Compare Quick view testo 405 - Pocket-sized thermal anemometer If, in your capacity as an HVAC engineer, you carry out fast check measurements in ventilation ducts or in rooms, then the testo 405 thermal anemometer is a... MSRP: Now: $220.00 Add to Cart Compare Quick view testo 440 - Vane kit with Bluetooth (Ø 3.9") Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Vane probe (Ø 3.9") with... MSRP: Now: $845.75 Add to Cart Compare Quick view testo 440 - Hot wire kit (Ø 0.35") Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Hot wire probe... MSRP: Now: $773.00 Add to Cart Compare Quick view testo 440 - Air flow ComboKit 2 with Bluetooth Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Vane probe (Ø 3... MSRP: Now: $1,469.00 Add to Cart Compare Quick view testo 175H1 - Temperature and humidity data logger The testo 175H1 is an ideal data logger for the continuous monitoring of ambient temperatures and humidity. With its customizable alarm, the 175H1 will alert when user defined thresholds have been... MSRP: Now: $589.00 Add to Cart Compare Quick view testo 440 - CO2 kit with Bluetooth Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) CO2 probe with Bluetooth... MSRP: Now: $1,129.00 Add to Cart Compare Previous 7 8 9 10 11 12 13 14 15 16 17 Next Previous 7 8 9 10 11 12 13 14 15 16 17 Next Compare Selected × OK
Quick view Testo testo 830-T2 kit - Infrared thermometer MSRP: Now: $295.00 Add to Cart Compare Quick view Testo testo 635-1 - Humidity measuring instrument MSRP: Now: $580.00 Add to Cart Compare Quick view Testo testo 835-H1 - Infrared thermometer and moisture meter MSRP: Now: $575.00 Add to Cart Compare Quick view Testo testo 625 - Digital thermohygrometer with App connection MSRP: Now: $347.00 Add to Cart Compare Quick view Testo testo 405 - Pocket-sized thermal anemometer MSRP: Now: $220.00 Add to Cart Compare Quick view Testo testo 440 - Vane kit with Bluetooth (Ø 3.9") MSRP: Now: $845.75 Add to Cart Compare Quick view Testo testo 440 - Hot wire kit (Ø 0.35") MSRP: Now: $773.00 Add to Cart Compare Quick view Testo testo 440 - Air flow ComboKit 2 with Bluetooth MSRP: Now: $1,469.00 Add to Cart Compare Quick view Testo testo 175H1 - Temperature and humidity data logger MSRP: Now: $589.00 Add to Cart Compare Quick view Testo testo 440 - CO2 kit with Bluetooth MSRP: Now: $1,129.00 Add to Cart Compare Quick view testo 540 - Light meter The testo 540 lux meter can be used to measure artificial and natural light in the workplace. The testo 540 lux meter: compact, easy to use, precise The testo 540... MSRP: Now: $229.00 Add to Cart Compare Quick view testo 316-3 - Refrigerant Leak Detector The testo 316-3 is our best refrigerant leak detector yet, and delivers dependable, rugged performance at a great value. The heated diode sensor provides sensitivity down to 0.15 ounces/year... MSRP: Now: $465.00 Add to Cart Compare Quick view testo 830-T2 kit - Infrared thermometer The testo 830-T2 kit with infrared thermometer provides you with just the equipment you need to carry out quick and precise temperature measurements in trade and industry. The testo... MSRP: Now: $295.00 Add to Cart Compare Quick view testo 635-1 - Humidity measuring instrument The testo 635-1 is for measuring air moisture, material equilibrium moisture, and pressure dew point in compressed air systems. Up to 3 temperature or humidity probes can be displayed; data... MSRP: Now: $580.00 Add to Cart Compare Quick view testo 835-H1 - Infrared thermometer and moisture meter Perform temperature monitoring and checks on air conditioning and ventilation systems, inspect industrial systems and rotating equipment, and ensure constantly high levels of quality in... MSRP: Now: $575.00 Add to Cart Compare Quick view testo 625 - Digital thermohygrometer with App connection Relative humidity and air temperature are two decisive factors e.g. for the assessment of indoor air quality and comfort. So if you want to ensure that people are comfortable indoors or that... MSRP: Now: $347.00 Add to Cart Compare Quick view testo 405 - Pocket-sized thermal anemometer If, in your capacity as an HVAC engineer, you carry out fast check measurements in ventilation ducts or in rooms, then the testo 405 thermal anemometer is a... MSRP: Now: $220.00 Add to Cart Compare Quick view testo 440 - Vane kit with Bluetooth (Ø 3.9") Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Vane probe (Ø 3.9") with... MSRP: Now: $845.75 Add to Cart Compare Quick view testo 440 - Hot wire kit (Ø 0.35") Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Hot wire probe... MSRP: Now: $773.00 Add to Cart Compare Quick view testo 440 - Air flow ComboKit 2 with Bluetooth Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Vane probe (Ø 3... MSRP: Now: $1,469.00 Add to Cart Compare Quick view testo 175H1 - Temperature and humidity data logger The testo 175H1 is an ideal data logger for the continuous monitoring of ambient temperatures and humidity. With its customizable alarm, the 175H1 will alert when user defined thresholds have been... MSRP: Now: $589.00 Add to Cart Compare Quick view testo 440 - CO2 kit with Bluetooth Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) CO2 probe with Bluetooth... MSRP: Now: $1,129.00 Add to Cart Compare Previous 7 8 9 10 11 12 13 14 15 16 17 Next Previous 7 8 9 10 11 12 13 14 15 16 17 Next Compare Selected × OK
Quick view Testo testo 635-1 - Humidity measuring instrument MSRP: Now: $580.00 Add to Cart Compare Quick view Testo testo 835-H1 - Infrared thermometer and moisture meter MSRP: Now: $575.00 Add to Cart Compare Quick view Testo testo 625 - Digital thermohygrometer with App connection MSRP: Now: $347.00 Add to Cart Compare Quick view Testo testo 405 - Pocket-sized thermal anemometer MSRP: Now: $220.00 Add to Cart Compare Quick view Testo testo 440 - Vane kit with Bluetooth (Ø 3.9") MSRP: Now: $845.75 Add to Cart Compare Quick view Testo testo 440 - Hot wire kit (Ø 0.35") MSRP: Now: $773.00 Add to Cart Compare Quick view Testo testo 440 - Air flow ComboKit 2 with Bluetooth MSRP: Now: $1,469.00 Add to Cart Compare Quick view Testo testo 175H1 - Temperature and humidity data logger MSRP: Now: $589.00 Add to Cart Compare Quick view Testo testo 440 - CO2 kit with Bluetooth MSRP: Now: $1,129.00 Add to Cart Compare Quick view testo 540 - Light meter The testo 540 lux meter can be used to measure artificial and natural light in the workplace. The testo 540 lux meter: compact, easy to use, precise The testo 540... MSRP: Now: $229.00 Add to Cart Compare Quick view testo 316-3 - Refrigerant Leak Detector The testo 316-3 is our best refrigerant leak detector yet, and delivers dependable, rugged performance at a great value. The heated diode sensor provides sensitivity down to 0.15 ounces/year... MSRP: Now: $465.00 Add to Cart Compare Quick view testo 830-T2 kit - Infrared thermometer The testo 830-T2 kit with infrared thermometer provides you with just the equipment you need to carry out quick and precise temperature measurements in trade and industry. The testo... MSRP: Now: $295.00 Add to Cart Compare Quick view testo 635-1 - Humidity measuring instrument The testo 635-1 is for measuring air moisture, material equilibrium moisture, and pressure dew point in compressed air systems. Up to 3 temperature or humidity probes can be displayed; data... MSRP: Now: $580.00 Add to Cart Compare Quick view testo 835-H1 - Infrared thermometer and moisture meter Perform temperature monitoring and checks on air conditioning and ventilation systems, inspect industrial systems and rotating equipment, and ensure constantly high levels of quality in... MSRP: Now: $575.00 Add to Cart Compare Quick view testo 625 - Digital thermohygrometer with App connection Relative humidity and air temperature are two decisive factors e.g. for the assessment of indoor air quality and comfort. So if you want to ensure that people are comfortable indoors or that... MSRP: Now: $347.00 Add to Cart Compare Quick view testo 405 - Pocket-sized thermal anemometer If, in your capacity as an HVAC engineer, you carry out fast check measurements in ventilation ducts or in rooms, then the testo 405 thermal anemometer is a... MSRP: Now: $220.00 Add to Cart Compare Quick view testo 440 - Vane kit with Bluetooth (Ø 3.9") Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Vane probe (Ø 3.9") with... MSRP: Now: $845.75 Add to Cart Compare Quick view testo 440 - Hot wire kit (Ø 0.35") Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Hot wire probe... MSRP: Now: $773.00 Add to Cart Compare Quick view testo 440 - Air flow ComboKit 2 with Bluetooth Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Vane probe (Ø 3... MSRP: Now: $1,469.00 Add to Cart Compare Quick view testo 175H1 - Temperature and humidity data logger The testo 175H1 is an ideal data logger for the continuous monitoring of ambient temperatures and humidity. With its customizable alarm, the 175H1 will alert when user defined thresholds have been... MSRP: Now: $589.00 Add to Cart Compare Quick view testo 440 - CO2 kit with Bluetooth Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) CO2 probe with Bluetooth... MSRP: Now: $1,129.00 Add to Cart Compare Previous 7 8 9 10 11 12 13 14 15 16 17 Next Previous 7 8 9 10 11 12 13 14 15 16 17 Next Compare Selected × OK
Quick view Testo testo 835-H1 - Infrared thermometer and moisture meter MSRP: Now: $575.00 Add to Cart Compare Quick view Testo testo 625 - Digital thermohygrometer with App connection MSRP: Now: $347.00 Add to Cart Compare Quick view Testo testo 405 - Pocket-sized thermal anemometer MSRP: Now: $220.00 Add to Cart Compare Quick view Testo testo 440 - Vane kit with Bluetooth (Ø 3.9") MSRP: Now: $845.75 Add to Cart Compare Quick view Testo testo 440 - Hot wire kit (Ø 0.35") MSRP: Now: $773.00 Add to Cart Compare Quick view Testo testo 440 - Air flow ComboKit 2 with Bluetooth MSRP: Now: $1,469.00 Add to Cart Compare Quick view Testo testo 175H1 - Temperature and humidity data logger MSRP: Now: $589.00 Add to Cart Compare Quick view Testo testo 440 - CO2 kit with Bluetooth MSRP: Now: $1,129.00 Add to Cart Compare Quick view testo 540 - Light meter The testo 540 lux meter can be used to measure artificial and natural light in the workplace. The testo 540 lux meter: compact, easy to use, precise The testo 540... MSRP: Now: $229.00 Add to Cart Compare Quick view testo 316-3 - Refrigerant Leak Detector The testo 316-3 is our best refrigerant leak detector yet, and delivers dependable, rugged performance at a great value. The heated diode sensor provides sensitivity down to 0.15 ounces/year... MSRP: Now: $465.00 Add to Cart Compare Quick view testo 830-T2 kit - Infrared thermometer The testo 830-T2 kit with infrared thermometer provides you with just the equipment you need to carry out quick and precise temperature measurements in trade and industry. The testo... MSRP: Now: $295.00 Add to Cart Compare Quick view testo 635-1 - Humidity measuring instrument The testo 635-1 is for measuring air moisture, material equilibrium moisture, and pressure dew point in compressed air systems. Up to 3 temperature or humidity probes can be displayed; data... MSRP: Now: $580.00 Add to Cart Compare Quick view testo 835-H1 - Infrared thermometer and moisture meter Perform temperature monitoring and checks on air conditioning and ventilation systems, inspect industrial systems and rotating equipment, and ensure constantly high levels of quality in... MSRP: Now: $575.00 Add to Cart Compare Quick view testo 625 - Digital thermohygrometer with App connection Relative humidity and air temperature are two decisive factors e.g. for the assessment of indoor air quality and comfort. So if you want to ensure that people are comfortable indoors or that... MSRP: Now: $347.00 Add to Cart Compare Quick view testo 405 - Pocket-sized thermal anemometer If, in your capacity as an HVAC engineer, you carry out fast check measurements in ventilation ducts or in rooms, then the testo 405 thermal anemometer is a... MSRP: Now: $220.00 Add to Cart Compare Quick view testo 440 - Vane kit with Bluetooth (Ø 3.9") Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Vane probe (Ø 3.9") with... MSRP: Now: $845.75 Add to Cart Compare Quick view testo 440 - Hot wire kit (Ø 0.35") Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Hot wire probe... MSRP: Now: $773.00 Add to Cart Compare Quick view testo 440 - Air flow ComboKit 2 with Bluetooth Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Vane probe (Ø 3... MSRP: Now: $1,469.00 Add to Cart Compare Quick view testo 175H1 - Temperature and humidity data logger The testo 175H1 is an ideal data logger for the continuous monitoring of ambient temperatures and humidity. With its customizable alarm, the 175H1 will alert when user defined thresholds have been... MSRP: Now: $589.00 Add to Cart Compare Quick view testo 440 - CO2 kit with Bluetooth Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) CO2 probe with Bluetooth... MSRP: Now: $1,129.00 Add to Cart Compare Previous 7 8 9 10 11 12 13 14 15 16 17 Next Previous 7 8 9 10 11 12 13 14 15 16 17 Next Compare Selected × OK
Quick view Testo testo 625 - Digital thermohygrometer with App connection MSRP: Now: $347.00 Add to Cart Compare Quick view Testo testo 405 - Pocket-sized thermal anemometer MSRP: Now: $220.00 Add to Cart Compare Quick view Testo testo 440 - Vane kit with Bluetooth (Ø 3.9") MSRP: Now: $845.75 Add to Cart Compare Quick view Testo testo 440 - Hot wire kit (Ø 0.35") MSRP: Now: $773.00 Add to Cart Compare Quick view Testo testo 440 - Air flow ComboKit 2 with Bluetooth MSRP: Now: $1,469.00 Add to Cart Compare Quick view Testo testo 175H1 - Temperature and humidity data logger MSRP: Now: $589.00 Add to Cart Compare Quick view Testo testo 440 - CO2 kit with Bluetooth MSRP: Now: $1,129.00 Add to Cart Compare Quick view testo 540 - Light meter The testo 540 lux meter can be used to measure artificial and natural light in the workplace. The testo 540 lux meter: compact, easy to use, precise The testo 540... MSRP: Now: $229.00 Add to Cart Compare Quick view testo 316-3 - Refrigerant Leak Detector The testo 316-3 is our best refrigerant leak detector yet, and delivers dependable, rugged performance at a great value. The heated diode sensor provides sensitivity down to 0.15 ounces/year... MSRP: Now: $465.00 Add to Cart Compare Quick view testo 830-T2 kit - Infrared thermometer The testo 830-T2 kit with infrared thermometer provides you with just the equipment you need to carry out quick and precise temperature measurements in trade and industry. The testo... MSRP: Now: $295.00 Add to Cart Compare Quick view testo 635-1 - Humidity measuring instrument The testo 635-1 is for measuring air moisture, material equilibrium moisture, and pressure dew point in compressed air systems. Up to 3 temperature or humidity probes can be displayed; data... MSRP: Now: $580.00 Add to Cart Compare Quick view testo 835-H1 - Infrared thermometer and moisture meter Perform temperature monitoring and checks on air conditioning and ventilation systems, inspect industrial systems and rotating equipment, and ensure constantly high levels of quality in... MSRP: Now: $575.00 Add to Cart Compare Quick view testo 625 - Digital thermohygrometer with App connection Relative humidity and air temperature are two decisive factors e.g. for the assessment of indoor air quality and comfort. So if you want to ensure that people are comfortable indoors or that... MSRP: Now: $347.00 Add to Cart Compare Quick view testo 405 - Pocket-sized thermal anemometer If, in your capacity as an HVAC engineer, you carry out fast check measurements in ventilation ducts or in rooms, then the testo 405 thermal anemometer is a... MSRP: Now: $220.00 Add to Cart Compare Quick view testo 440 - Vane kit with Bluetooth (Ø 3.9") Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Vane probe (Ø 3.9") with... MSRP: Now: $845.75 Add to Cart Compare Quick view testo 440 - Hot wire kit (Ø 0.35") Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Hot wire probe... MSRP: Now: $773.00 Add to Cart Compare Quick view testo 440 - Air flow ComboKit 2 with Bluetooth Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Vane probe (Ø 3... MSRP: Now: $1,469.00 Add to Cart Compare Quick view testo 175H1 - Temperature and humidity data logger The testo 175H1 is an ideal data logger for the continuous monitoring of ambient temperatures and humidity. With its customizable alarm, the 175H1 will alert when user defined thresholds have been... MSRP: Now: $589.00 Add to Cart Compare Quick view testo 440 - CO2 kit with Bluetooth Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) CO2 probe with Bluetooth... MSRP: Now: $1,129.00 Add to Cart Compare Previous 7 8 9 10 11 12 13 14 15 16 17 Next Previous 7 8 9 10 11 12 13 14 15 16 17 Next Compare Selected × OK
Quick view Testo testo 405 - Pocket-sized thermal anemometer MSRP: Now: $220.00 Add to Cart Compare Quick view Testo testo 440 - Vane kit with Bluetooth (Ø 3.9") MSRP: Now: $845.75 Add to Cart Compare Quick view Testo testo 440 - Hot wire kit (Ø 0.35") MSRP: Now: $773.00 Add to Cart Compare Quick view Testo testo 440 - Air flow ComboKit 2 with Bluetooth MSRP: Now: $1,469.00 Add to Cart Compare Quick view Testo testo 175H1 - Temperature and humidity data logger MSRP: Now: $589.00 Add to Cart Compare Quick view Testo testo 440 - CO2 kit with Bluetooth MSRP: Now: $1,129.00 Add to Cart Compare Quick view testo 540 - Light meter The testo 540 lux meter can be used to measure artificial and natural light in the workplace. The testo 540 lux meter: compact, easy to use, precise The testo 540... MSRP: Now: $229.00 Add to Cart Compare Quick view testo 316-3 - Refrigerant Leak Detector The testo 316-3 is our best refrigerant leak detector yet, and delivers dependable, rugged performance at a great value. The heated diode sensor provides sensitivity down to 0.15 ounces/year... MSRP: Now: $465.00 Add to Cart Compare Quick view testo 830-T2 kit - Infrared thermometer The testo 830-T2 kit with infrared thermometer provides you with just the equipment you need to carry out quick and precise temperature measurements in trade and industry. The testo... MSRP: Now: $295.00 Add to Cart Compare Quick view testo 635-1 - Humidity measuring instrument The testo 635-1 is for measuring air moisture, material equilibrium moisture, and pressure dew point in compressed air systems. Up to 3 temperature or humidity probes can be displayed; data... MSRP: Now: $580.00 Add to Cart Compare Quick view testo 835-H1 - Infrared thermometer and moisture meter Perform temperature monitoring and checks on air conditioning and ventilation systems, inspect industrial systems and rotating equipment, and ensure constantly high levels of quality in... MSRP: Now: $575.00 Add to Cart Compare Quick view testo 625 - Digital thermohygrometer with App connection Relative humidity and air temperature are two decisive factors e.g. for the assessment of indoor air quality and comfort. So if you want to ensure that people are comfortable indoors or that... MSRP: Now: $347.00 Add to Cart Compare Quick view testo 405 - Pocket-sized thermal anemometer If, in your capacity as an HVAC engineer, you carry out fast check measurements in ventilation ducts or in rooms, then the testo 405 thermal anemometer is a... MSRP: Now: $220.00 Add to Cart Compare Quick view testo 440 - Vane kit with Bluetooth (Ø 3.9") Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Vane probe (Ø 3.9") with... MSRP: Now: $845.75 Add to Cart Compare Quick view testo 440 - Hot wire kit (Ø 0.35") Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Hot wire probe... MSRP: Now: $773.00 Add to Cart Compare Quick view testo 440 - Air flow ComboKit 2 with Bluetooth Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Vane probe (Ø 3... MSRP: Now: $1,469.00 Add to Cart Compare Quick view testo 175H1 - Temperature and humidity data logger The testo 175H1 is an ideal data logger for the continuous monitoring of ambient temperatures and humidity. With its customizable alarm, the 175H1 will alert when user defined thresholds have been... MSRP: Now: $589.00 Add to Cart Compare Quick view testo 440 - CO2 kit with Bluetooth Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) CO2 probe with Bluetooth... MSRP: Now: $1,129.00 Add to Cart Compare Previous 7 8 9 10 11 12 13 14 15 16 17 Next Previous 7 8 9 10 11 12 13 14 15 16 17 Next Compare Selected × OK
Quick view Testo testo 440 - Vane kit with Bluetooth (Ø 3.9") MSRP: Now: $845.75 Add to Cart Compare Quick view Testo testo 440 - Hot wire kit (Ø 0.35") MSRP: Now: $773.00 Add to Cart Compare Quick view Testo testo 440 - Air flow ComboKit 2 with Bluetooth MSRP: Now: $1,469.00 Add to Cart Compare Quick view Testo testo 175H1 - Temperature and humidity data logger MSRP: Now: $589.00 Add to Cart Compare Quick view Testo testo 440 - CO2 kit with Bluetooth MSRP: Now: $1,129.00 Add to Cart Compare Quick view testo 540 - Light meter The testo 540 lux meter can be used to measure artificial and natural light in the workplace. The testo 540 lux meter: compact, easy to use, precise The testo 540... MSRP: Now: $229.00 Add to Cart Compare Quick view testo 316-3 - Refrigerant Leak Detector The testo 316-3 is our best refrigerant leak detector yet, and delivers dependable, rugged performance at a great value. The heated diode sensor provides sensitivity down to 0.15 ounces/year... MSRP: Now: $465.00 Add to Cart Compare Quick view testo 830-T2 kit - Infrared thermometer The testo 830-T2 kit with infrared thermometer provides you with just the equipment you need to carry out quick and precise temperature measurements in trade and industry. The testo... MSRP: Now: $295.00 Add to Cart Compare Quick view testo 635-1 - Humidity measuring instrument The testo 635-1 is for measuring air moisture, material equilibrium moisture, and pressure dew point in compressed air systems. Up to 3 temperature or humidity probes can be displayed; data... MSRP: Now: $580.00 Add to Cart Compare Quick view testo 835-H1 - Infrared thermometer and moisture meter Perform temperature monitoring and checks on air conditioning and ventilation systems, inspect industrial systems and rotating equipment, and ensure constantly high levels of quality in... MSRP: Now: $575.00 Add to Cart Compare Quick view testo 625 - Digital thermohygrometer with App connection Relative humidity and air temperature are two decisive factors e.g. for the assessment of indoor air quality and comfort. So if you want to ensure that people are comfortable indoors or that... MSRP: Now: $347.00 Add to Cart Compare Quick view testo 405 - Pocket-sized thermal anemometer If, in your capacity as an HVAC engineer, you carry out fast check measurements in ventilation ducts or in rooms, then the testo 405 thermal anemometer is a... MSRP: Now: $220.00 Add to Cart Compare Quick view testo 440 - Vane kit with Bluetooth (Ø 3.9") Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Vane probe (Ø 3.9") with... MSRP: Now: $845.75 Add to Cart Compare Quick view testo 440 - Hot wire kit (Ø 0.35") Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Hot wire probe... MSRP: Now: $773.00 Add to Cart Compare Quick view testo 440 - Air flow ComboKit 2 with Bluetooth Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Vane probe (Ø 3... MSRP: Now: $1,469.00 Add to Cart Compare Quick view testo 175H1 - Temperature and humidity data logger The testo 175H1 is an ideal data logger for the continuous monitoring of ambient temperatures and humidity. With its customizable alarm, the 175H1 will alert when user defined thresholds have been... MSRP: Now: $589.00 Add to Cart Compare Quick view testo 440 - CO2 kit with Bluetooth Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) CO2 probe with Bluetooth... MSRP: Now: $1,129.00 Add to Cart Compare Previous 7 8 9 10 11 12 13 14 15 16 17 Next Previous 7 8 9 10 11 12 13 14 15 16 17 Next Compare Selected × OK
Quick view Testo testo 440 - Hot wire kit (Ø 0.35") MSRP: Now: $773.00 Add to Cart Compare Quick view Testo testo 440 - Air flow ComboKit 2 with Bluetooth MSRP: Now: $1,469.00 Add to Cart Compare Quick view Testo testo 175H1 - Temperature and humidity data logger MSRP: Now: $589.00 Add to Cart Compare Quick view Testo testo 440 - CO2 kit with Bluetooth MSRP: Now: $1,129.00 Add to Cart Compare Quick view testo 540 - Light meter The testo 540 lux meter can be used to measure artificial and natural light in the workplace. The testo 540 lux meter: compact, easy to use, precise The testo 540... MSRP: Now: $229.00 Add to Cart Compare Quick view testo 316-3 - Refrigerant Leak Detector The testo 316-3 is our best refrigerant leak detector yet, and delivers dependable, rugged performance at a great value. The heated diode sensor provides sensitivity down to 0.15 ounces/year... MSRP: Now: $465.00 Add to Cart Compare Quick view testo 830-T2 kit - Infrared thermometer The testo 830-T2 kit with infrared thermometer provides you with just the equipment you need to carry out quick and precise temperature measurements in trade and industry. The testo... MSRP: Now: $295.00 Add to Cart Compare Quick view testo 635-1 - Humidity measuring instrument The testo 635-1 is for measuring air moisture, material equilibrium moisture, and pressure dew point in compressed air systems. Up to 3 temperature or humidity probes can be displayed; data... MSRP: Now: $580.00 Add to Cart Compare Quick view testo 835-H1 - Infrared thermometer and moisture meter Perform temperature monitoring and checks on air conditioning and ventilation systems, inspect industrial systems and rotating equipment, and ensure constantly high levels of quality in... MSRP: Now: $575.00 Add to Cart Compare Quick view testo 625 - Digital thermohygrometer with App connection Relative humidity and air temperature are two decisive factors e.g. for the assessment of indoor air quality and comfort. So if you want to ensure that people are comfortable indoors or that... MSRP: Now: $347.00 Add to Cart Compare Quick view testo 405 - Pocket-sized thermal anemometer If, in your capacity as an HVAC engineer, you carry out fast check measurements in ventilation ducts or in rooms, then the testo 405 thermal anemometer is a... MSRP: Now: $220.00 Add to Cart Compare Quick view testo 440 - Vane kit with Bluetooth (Ø 3.9") Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Vane probe (Ø 3.9") with... MSRP: Now: $845.75 Add to Cart Compare Quick view testo 440 - Hot wire kit (Ø 0.35") Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Hot wire probe... MSRP: Now: $773.00 Add to Cart Compare Quick view testo 440 - Air flow ComboKit 2 with Bluetooth Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Vane probe (Ø 3... MSRP: Now: $1,469.00 Add to Cart Compare Quick view testo 175H1 - Temperature and humidity data logger The testo 175H1 is an ideal data logger for the continuous monitoring of ambient temperatures and humidity. With its customizable alarm, the 175H1 will alert when user defined thresholds have been... MSRP: Now: $589.00 Add to Cart Compare Quick view testo 440 - CO2 kit with Bluetooth Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) CO2 probe with Bluetooth... MSRP: Now: $1,129.00 Add to Cart Compare Previous 7 8 9 10 11 12 13 14 15 16 17 Next Previous 7 8 9 10 11 12 13 14 15 16 17 Next Compare Selected × OK
Quick view Testo testo 440 - Air flow ComboKit 2 with Bluetooth MSRP: Now: $1,469.00 Add to Cart Compare Quick view Testo testo 175H1 - Temperature and humidity data logger MSRP: Now: $589.00 Add to Cart Compare Quick view Testo testo 440 - CO2 kit with Bluetooth MSRP: Now: $1,129.00 Add to Cart Compare Quick view testo 540 - Light meter The testo 540 lux meter can be used to measure artificial and natural light in the workplace. The testo 540 lux meter: compact, easy to use, precise The testo 540... MSRP: Now: $229.00 Add to Cart Compare Quick view testo 316-3 - Refrigerant Leak Detector The testo 316-3 is our best refrigerant leak detector yet, and delivers dependable, rugged performance at a great value. The heated diode sensor provides sensitivity down to 0.15 ounces/year... MSRP: Now: $465.00 Add to Cart Compare Quick view testo 830-T2 kit - Infrared thermometer The testo 830-T2 kit with infrared thermometer provides you with just the equipment you need to carry out quick and precise temperature measurements in trade and industry. The testo... MSRP: Now: $295.00 Add to Cart Compare Quick view testo 635-1 - Humidity measuring instrument The testo 635-1 is for measuring air moisture, material equilibrium moisture, and pressure dew point in compressed air systems. Up to 3 temperature or humidity probes can be displayed; data... MSRP: Now: $580.00 Add to Cart Compare Quick view testo 835-H1 - Infrared thermometer and moisture meter Perform temperature monitoring and checks on air conditioning and ventilation systems, inspect industrial systems and rotating equipment, and ensure constantly high levels of quality in... MSRP: Now: $575.00 Add to Cart Compare Quick view testo 625 - Digital thermohygrometer with App connection Relative humidity and air temperature are two decisive factors e.g. for the assessment of indoor air quality and comfort. So if you want to ensure that people are comfortable indoors or that... MSRP: Now: $347.00 Add to Cart Compare Quick view testo 405 - Pocket-sized thermal anemometer If, in your capacity as an HVAC engineer, you carry out fast check measurements in ventilation ducts or in rooms, then the testo 405 thermal anemometer is a... MSRP: Now: $220.00 Add to Cart Compare Quick view testo 440 - Vane kit with Bluetooth (Ø 3.9") Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Vane probe (Ø 3.9") with... MSRP: Now: $845.75 Add to Cart Compare Quick view testo 440 - Hot wire kit (Ø 0.35") Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Hot wire probe... MSRP: Now: $773.00 Add to Cart Compare Quick view testo 440 - Air flow ComboKit 2 with Bluetooth Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Vane probe (Ø 3... MSRP: Now: $1,469.00 Add to Cart Compare Quick view testo 175H1 - Temperature and humidity data logger The testo 175H1 is an ideal data logger for the continuous monitoring of ambient temperatures and humidity. With its customizable alarm, the 175H1 will alert when user defined thresholds have been... MSRP: Now: $589.00 Add to Cart Compare Quick view testo 440 - CO2 kit with Bluetooth Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) CO2 probe with Bluetooth... MSRP: Now: $1,129.00 Add to Cart Compare Previous 7 8 9 10 11 12 13 14 15 16 17 Next Previous 7 8 9 10 11 12 13 14 15 16 17 Next Compare Selected × OK
Quick view Testo testo 175H1 - Temperature and humidity data logger MSRP: Now: $589.00 Add to Cart Compare Quick view Testo testo 440 - CO2 kit with Bluetooth MSRP: Now: $1,129.00 Add to Cart Compare Quick view testo 540 - Light meter The testo 540 lux meter can be used to measure artificial and natural light in the workplace. The testo 540 lux meter: compact, easy to use, precise The testo 540... MSRP: Now: $229.00 Add to Cart Compare Quick view testo 316-3 - Refrigerant Leak Detector The testo 316-3 is our best refrigerant leak detector yet, and delivers dependable, rugged performance at a great value. The heated diode sensor provides sensitivity down to 0.15 ounces/year... MSRP: Now: $465.00 Add to Cart Compare Quick view testo 830-T2 kit - Infrared thermometer The testo 830-T2 kit with infrared thermometer provides you with just the equipment you need to carry out quick and precise temperature measurements in trade and industry. The testo... MSRP: Now: $295.00 Add to Cart Compare Quick view testo 635-1 - Humidity measuring instrument The testo 635-1 is for measuring air moisture, material equilibrium moisture, and pressure dew point in compressed air systems. Up to 3 temperature or humidity probes can be displayed; data... MSRP: Now: $580.00 Add to Cart Compare Quick view testo 835-H1 - Infrared thermometer and moisture meter Perform temperature monitoring and checks on air conditioning and ventilation systems, inspect industrial systems and rotating equipment, and ensure constantly high levels of quality in... MSRP: Now: $575.00 Add to Cart Compare Quick view testo 625 - Digital thermohygrometer with App connection Relative humidity and air temperature are two decisive factors e.g. for the assessment of indoor air quality and comfort. So if you want to ensure that people are comfortable indoors or that... MSRP: Now: $347.00 Add to Cart Compare Quick view testo 405 - Pocket-sized thermal anemometer If, in your capacity as an HVAC engineer, you carry out fast check measurements in ventilation ducts or in rooms, then the testo 405 thermal anemometer is a... MSRP: Now: $220.00 Add to Cart Compare Quick view testo 440 - Vane kit with Bluetooth (Ø 3.9") Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Vane probe (Ø 3.9") with... MSRP: Now: $845.75 Add to Cart Compare Quick view testo 440 - Hot wire kit (Ø 0.35") Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Hot wire probe... MSRP: Now: $773.00 Add to Cart Compare Quick view testo 440 - Air flow ComboKit 2 with Bluetooth Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Vane probe (Ø 3... MSRP: Now: $1,469.00 Add to Cart Compare Quick view testo 175H1 - Temperature and humidity data logger The testo 175H1 is an ideal data logger for the continuous monitoring of ambient temperatures and humidity. With its customizable alarm, the 175H1 will alert when user defined thresholds have been... MSRP: Now: $589.00 Add to Cart Compare Quick view testo 440 - CO2 kit with Bluetooth Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) CO2 probe with Bluetooth... MSRP: Now: $1,129.00 Add to Cart Compare Previous 7 8 9 10 11 12 13 14 15 16 17 Next Previous 7 8 9 10 11 12 13 14 15 16 17 Next Compare Selected × OK
Quick view Testo testo 440 - CO2 kit with Bluetooth MSRP: Now: $1,129.00 Add to Cart Compare Quick view testo 540 - Light meter The testo 540 lux meter can be used to measure artificial and natural light in the workplace. The testo 540 lux meter: compact, easy to use, precise The testo 540... MSRP: Now: $229.00 Add to Cart Compare Quick view testo 316-3 - Refrigerant Leak Detector The testo 316-3 is our best refrigerant leak detector yet, and delivers dependable, rugged performance at a great value. The heated diode sensor provides sensitivity down to 0.15 ounces/year... MSRP: Now: $465.00 Add to Cart Compare Quick view testo 830-T2 kit - Infrared thermometer The testo 830-T2 kit with infrared thermometer provides you with just the equipment you need to carry out quick and precise temperature measurements in trade and industry. The testo... MSRP: Now: $295.00 Add to Cart Compare Quick view testo 635-1 - Humidity measuring instrument The testo 635-1 is for measuring air moisture, material equilibrium moisture, and pressure dew point in compressed air systems. Up to 3 temperature or humidity probes can be displayed; data... MSRP: Now: $580.00 Add to Cart Compare Quick view testo 835-H1 - Infrared thermometer and moisture meter Perform temperature monitoring and checks on air conditioning and ventilation systems, inspect industrial systems and rotating equipment, and ensure constantly high levels of quality in... MSRP: Now: $575.00 Add to Cart Compare Quick view testo 625 - Digital thermohygrometer with App connection Relative humidity and air temperature are two decisive factors e.g. for the assessment of indoor air quality and comfort. So if you want to ensure that people are comfortable indoors or that... MSRP: Now: $347.00 Add to Cart Compare Quick view testo 405 - Pocket-sized thermal anemometer If, in your capacity as an HVAC engineer, you carry out fast check measurements in ventilation ducts or in rooms, then the testo 405 thermal anemometer is a... MSRP: Now: $220.00 Add to Cart Compare Quick view testo 440 - Vane kit with Bluetooth (Ø 3.9") Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Vane probe (Ø 3.9") with... MSRP: Now: $845.75 Add to Cart Compare Quick view testo 440 - Hot wire kit (Ø 0.35") Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Hot wire probe... MSRP: Now: $773.00 Add to Cart Compare Quick view testo 440 - Air flow ComboKit 2 with Bluetooth Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Vane probe (Ø 3... MSRP: Now: $1,469.00 Add to Cart Compare Quick view testo 175H1 - Temperature and humidity data logger The testo 175H1 is an ideal data logger for the continuous monitoring of ambient temperatures and humidity. With its customizable alarm, the 175H1 will alert when user defined thresholds have been... MSRP: Now: $589.00 Add to Cart Compare Quick view testo 440 - CO2 kit with Bluetooth Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) CO2 probe with Bluetooth... MSRP: Now: $1,129.00 Add to Cart Compare Previous 7 8 9 10 11 12 13 14 15 16 17 Next Previous 7 8 9 10 11 12 13 14 15 16 17 Next Compare Selected × OK
Quick view testo 540 - Light meter The testo 540 lux meter can be used to measure artificial and natural light in the workplace. The testo 540 lux meter: compact, easy to use, precise The testo 540... MSRP: Now: $229.00 Add to Cart Compare Quick view testo 316-3 - Refrigerant Leak Detector The testo 316-3 is our best refrigerant leak detector yet, and delivers dependable, rugged performance at a great value. The heated diode sensor provides sensitivity down to 0.15 ounces/year... MSRP: Now: $465.00 Add to Cart Compare Quick view testo 830-T2 kit - Infrared thermometer The testo 830-T2 kit with infrared thermometer provides you with just the equipment you need to carry out quick and precise temperature measurements in trade and industry. The testo... MSRP: Now: $295.00 Add to Cart Compare Quick view testo 635-1 - Humidity measuring instrument The testo 635-1 is for measuring air moisture, material equilibrium moisture, and pressure dew point in compressed air systems. Up to 3 temperature or humidity probes can be displayed; data... MSRP: Now: $580.00 Add to Cart Compare Quick view testo 835-H1 - Infrared thermometer and moisture meter Perform temperature monitoring and checks on air conditioning and ventilation systems, inspect industrial systems and rotating equipment, and ensure constantly high levels of quality in... MSRP: Now: $575.00 Add to Cart Compare Quick view testo 625 - Digital thermohygrometer with App connection Relative humidity and air temperature are two decisive factors e.g. for the assessment of indoor air quality and comfort. So if you want to ensure that people are comfortable indoors or that... MSRP: Now: $347.00 Add to Cart Compare Quick view testo 405 - Pocket-sized thermal anemometer If, in your capacity as an HVAC engineer, you carry out fast check measurements in ventilation ducts or in rooms, then the testo 405 thermal anemometer is a... MSRP: Now: $220.00 Add to Cart Compare Quick view testo 440 - Vane kit with Bluetooth (Ø 3.9") Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Vane probe (Ø 3.9") with... MSRP: Now: $845.75 Add to Cart Compare Quick view testo 440 - Hot wire kit (Ø 0.35") Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Hot wire probe... MSRP: Now: $773.00 Add to Cart Compare Quick view testo 440 - Air flow ComboKit 2 with Bluetooth Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Vane probe (Ø 3... MSRP: Now: $1,469.00 Add to Cart Compare Quick view testo 175H1 - Temperature and humidity data logger The testo 175H1 is an ideal data logger for the continuous monitoring of ambient temperatures and humidity. With its customizable alarm, the 175H1 will alert when user defined thresholds have been... MSRP: Now: $589.00 Add to Cart Compare Quick view testo 440 - CO2 kit with Bluetooth Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) CO2 probe with Bluetooth... MSRP: Now: $1,129.00 Add to Cart Compare Previous 7 8 9 10 11 12 13 14 15 16 17 Next Previous 7 8 9 10 11 12 13 14 15 16 17 Next Compare Selected × OK
Quick view testo 316-3 - Refrigerant Leak Detector The testo 316-3 is our best refrigerant leak detector yet, and delivers dependable, rugged performance at a great value. The heated diode sensor provides sensitivity down to 0.15 ounces/year... MSRP: Now: $465.00 Add to Cart Compare Quick view testo 830-T2 kit - Infrared thermometer The testo 830-T2 kit with infrared thermometer provides you with just the equipment you need to carry out quick and precise temperature measurements in trade and industry. The testo... MSRP: Now: $295.00 Add to Cart Compare Quick view testo 635-1 - Humidity measuring instrument The testo 635-1 is for measuring air moisture, material equilibrium moisture, and pressure dew point in compressed air systems. Up to 3 temperature or humidity probes can be displayed; data... MSRP: Now: $580.00 Add to Cart Compare Quick view testo 835-H1 - Infrared thermometer and moisture meter Perform temperature monitoring and checks on air conditioning and ventilation systems, inspect industrial systems and rotating equipment, and ensure constantly high levels of quality in... MSRP: Now: $575.00 Add to Cart Compare Quick view testo 625 - Digital thermohygrometer with App connection Relative humidity and air temperature are two decisive factors e.g. for the assessment of indoor air quality and comfort. So if you want to ensure that people are comfortable indoors or that... MSRP: Now: $347.00 Add to Cart Compare Quick view testo 405 - Pocket-sized thermal anemometer If, in your capacity as an HVAC engineer, you carry out fast check measurements in ventilation ducts or in rooms, then the testo 405 thermal anemometer is a... MSRP: Now: $220.00 Add to Cart Compare Quick view testo 440 - Vane kit with Bluetooth (Ø 3.9") Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Vane probe (Ø 3.9") with... MSRP: Now: $845.75 Add to Cart Compare Quick view testo 440 - Hot wire kit (Ø 0.35") Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Hot wire probe... MSRP: Now: $773.00 Add to Cart Compare Quick view testo 440 - Air flow ComboKit 2 with Bluetooth Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Vane probe (Ø 3... MSRP: Now: $1,469.00 Add to Cart Compare Quick view testo 175H1 - Temperature and humidity data logger The testo 175H1 is an ideal data logger for the continuous monitoring of ambient temperatures and humidity. With its customizable alarm, the 175H1 will alert when user defined thresholds have been... MSRP: Now: $589.00 Add to Cart Compare Quick view testo 440 - CO2 kit with Bluetooth Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) CO2 probe with Bluetooth... MSRP: Now: $1,129.00 Add to Cart Compare Previous 7 8 9 10 11 12 13 14 15 16 17 Next Previous 7 8 9 10 11 12 13 14 15 16 17 Next Compare Selected × OK
Quick view testo 830-T2 kit - Infrared thermometer The testo 830-T2 kit with infrared thermometer provides you with just the equipment you need to carry out quick and precise temperature measurements in trade and industry. The testo... MSRP: Now: $295.00 Add to Cart Compare Quick view testo 635-1 - Humidity measuring instrument The testo 635-1 is for measuring air moisture, material equilibrium moisture, and pressure dew point in compressed air systems. Up to 3 temperature or humidity probes can be displayed; data... MSRP: Now: $580.00 Add to Cart Compare Quick view testo 835-H1 - Infrared thermometer and moisture meter Perform temperature monitoring and checks on air conditioning and ventilation systems, inspect industrial systems and rotating equipment, and ensure constantly high levels of quality in... MSRP: Now: $575.00 Add to Cart Compare Quick view testo 625 - Digital thermohygrometer with App connection Relative humidity and air temperature are two decisive factors e.g. for the assessment of indoor air quality and comfort. So if you want to ensure that people are comfortable indoors or that... MSRP: Now: $347.00 Add to Cart Compare Quick view testo 405 - Pocket-sized thermal anemometer If, in your capacity as an HVAC engineer, you carry out fast check measurements in ventilation ducts or in rooms, then the testo 405 thermal anemometer is a... MSRP: Now: $220.00 Add to Cart Compare Quick view testo 440 - Vane kit with Bluetooth (Ø 3.9") Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Vane probe (Ø 3.9") with... MSRP: Now: $845.75 Add to Cart Compare Quick view testo 440 - Hot wire kit (Ø 0.35") Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Hot wire probe... MSRP: Now: $773.00 Add to Cart Compare Quick view testo 440 - Air flow ComboKit 2 with Bluetooth Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Vane probe (Ø 3... MSRP: Now: $1,469.00 Add to Cart Compare Quick view testo 175H1 - Temperature and humidity data logger The testo 175H1 is an ideal data logger for the continuous monitoring of ambient temperatures and humidity. With its customizable alarm, the 175H1 will alert when user defined thresholds have been... MSRP: Now: $589.00 Add to Cart Compare Quick view testo 440 - CO2 kit with Bluetooth Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) CO2 probe with Bluetooth... MSRP: Now: $1,129.00 Add to Cart Compare Previous 7 8 9 10 11 12 13 14 15 16 17 Next Previous 7 8 9 10 11 12 13 14 15 16 17 Next Compare Selected × OK
Quick view testo 635-1 - Humidity measuring instrument The testo 635-1 is for measuring air moisture, material equilibrium moisture, and pressure dew point in compressed air systems. Up to 3 temperature or humidity probes can be displayed; data... MSRP: Now: $580.00 Add to Cart Compare Quick view testo 835-H1 - Infrared thermometer and moisture meter Perform temperature monitoring and checks on air conditioning and ventilation systems, inspect industrial systems and rotating equipment, and ensure constantly high levels of quality in... MSRP: Now: $575.00 Add to Cart Compare Quick view testo 625 - Digital thermohygrometer with App connection Relative humidity and air temperature are two decisive factors e.g. for the assessment of indoor air quality and comfort. So if you want to ensure that people are comfortable indoors or that... MSRP: Now: $347.00 Add to Cart Compare Quick view testo 405 - Pocket-sized thermal anemometer If, in your capacity as an HVAC engineer, you carry out fast check measurements in ventilation ducts or in rooms, then the testo 405 thermal anemometer is a... MSRP: Now: $220.00 Add to Cart Compare Quick view testo 440 - Vane kit with Bluetooth (Ø 3.9") Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Vane probe (Ø 3.9") with... MSRP: Now: $845.75 Add to Cart Compare Quick view testo 440 - Hot wire kit (Ø 0.35") Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Hot wire probe... MSRP: Now: $773.00 Add to Cart Compare Quick view testo 440 - Air flow ComboKit 2 with Bluetooth Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Vane probe (Ø 3... MSRP: Now: $1,469.00 Add to Cart Compare Quick view testo 175H1 - Temperature and humidity data logger The testo 175H1 is an ideal data logger for the continuous monitoring of ambient temperatures and humidity. With its customizable alarm, the 175H1 will alert when user defined thresholds have been... MSRP: Now: $589.00 Add to Cart Compare Quick view testo 440 - CO2 kit with Bluetooth Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) CO2 probe with Bluetooth... MSRP: Now: $1,129.00 Add to Cart Compare Previous 7 8 9 10 11 12 13 14 15 16 17 Next Previous 7 8 9 10 11 12 13 14 15 16 17 Next Compare Selected × OK
Quick view testo 835-H1 - Infrared thermometer and moisture meter Perform temperature monitoring and checks on air conditioning and ventilation systems, inspect industrial systems and rotating equipment, and ensure constantly high levels of quality in... MSRP: Now: $575.00 Add to Cart Compare Quick view testo 625 - Digital thermohygrometer with App connection Relative humidity and air temperature are two decisive factors e.g. for the assessment of indoor air quality and comfort. So if you want to ensure that people are comfortable indoors or that... MSRP: Now: $347.00 Add to Cart Compare Quick view testo 405 - Pocket-sized thermal anemometer If, in your capacity as an HVAC engineer, you carry out fast check measurements in ventilation ducts or in rooms, then the testo 405 thermal anemometer is a... MSRP: Now: $220.00 Add to Cart Compare Quick view testo 440 - Vane kit with Bluetooth (Ø 3.9") Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Vane probe (Ø 3.9") with... MSRP: Now: $845.75 Add to Cart Compare Quick view testo 440 - Hot wire kit (Ø 0.35") Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Hot wire probe... MSRP: Now: $773.00 Add to Cart Compare Quick view testo 440 - Air flow ComboKit 2 with Bluetooth Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Vane probe (Ø 3... MSRP: Now: $1,469.00 Add to Cart Compare Quick view testo 175H1 - Temperature and humidity data logger The testo 175H1 is an ideal data logger for the continuous monitoring of ambient temperatures and humidity. With its customizable alarm, the 175H1 will alert when user defined thresholds have been... MSRP: Now: $589.00 Add to Cart Compare Quick view testo 440 - CO2 kit with Bluetooth Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) CO2 probe with Bluetooth... MSRP: Now: $1,129.00 Add to Cart Compare Previous 7 8 9 10 11 12 13 14 15 16 17 Next Previous 7 8 9 10 11 12 13 14 15 16 17 Next Compare Selected × OK
Quick view testo 625 - Digital thermohygrometer with App connection Relative humidity and air temperature are two decisive factors e.g. for the assessment of indoor air quality and comfort. So if you want to ensure that people are comfortable indoors or that... MSRP: Now: $347.00 Add to Cart Compare Quick view testo 405 - Pocket-sized thermal anemometer If, in your capacity as an HVAC engineer, you carry out fast check measurements in ventilation ducts or in rooms, then the testo 405 thermal anemometer is a... MSRP: Now: $220.00 Add to Cart Compare Quick view testo 440 - Vane kit with Bluetooth (Ø 3.9") Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Vane probe (Ø 3.9") with... MSRP: Now: $845.75 Add to Cart Compare Quick view testo 440 - Hot wire kit (Ø 0.35") Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Hot wire probe... MSRP: Now: $773.00 Add to Cart Compare Quick view testo 440 - Air flow ComboKit 2 with Bluetooth Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Vane probe (Ø 3... MSRP: Now: $1,469.00 Add to Cart Compare Quick view testo 175H1 - Temperature and humidity data logger The testo 175H1 is an ideal data logger for the continuous monitoring of ambient temperatures and humidity. With its customizable alarm, the 175H1 will alert when user defined thresholds have been... MSRP: Now: $589.00 Add to Cart Compare Quick view testo 440 - CO2 kit with Bluetooth Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) CO2 probe with Bluetooth... MSRP: Now: $1,129.00 Add to Cart Compare Previous 7 8 9 10 11 12 13 14 15 16 17 Next Previous 7 8 9 10 11 12 13 14 15 16 17 Next Compare Selected × OK
Quick view testo 405 - Pocket-sized thermal anemometer If, in your capacity as an HVAC engineer, you carry out fast check measurements in ventilation ducts or in rooms, then the testo 405 thermal anemometer is a... MSRP: Now: $220.00 Add to Cart Compare Quick view testo 440 - Vane kit with Bluetooth (Ø 3.9") Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Vane probe (Ø 3.9") with... MSRP: Now: $845.75 Add to Cart Compare Quick view testo 440 - Hot wire kit (Ø 0.35") Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Hot wire probe... MSRP: Now: $773.00 Add to Cart Compare Quick view testo 440 - Air flow ComboKit 2 with Bluetooth Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Vane probe (Ø 3... MSRP: Now: $1,469.00 Add to Cart Compare Quick view testo 175H1 - Temperature and humidity data logger The testo 175H1 is an ideal data logger for the continuous monitoring of ambient temperatures and humidity. With its customizable alarm, the 175H1 will alert when user defined thresholds have been... MSRP: Now: $589.00 Add to Cart Compare Quick view testo 440 - CO2 kit with Bluetooth Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) CO2 probe with Bluetooth... MSRP: Now: $1,129.00 Add to Cart Compare Previous 7 8 9 10 11 12 13 14 15 16 17 Next Previous 7 8 9 10 11 12 13 14 15 16 17 Next Compare Selected × OK
Quick view testo 440 - Vane kit with Bluetooth (Ø 3.9") Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Vane probe (Ø 3.9") with... MSRP: Now: $845.75 Add to Cart Compare Quick view testo 440 - Hot wire kit (Ø 0.35") Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Hot wire probe... MSRP: Now: $773.00 Add to Cart Compare Quick view testo 440 - Air flow ComboKit 2 with Bluetooth Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Vane probe (Ø 3... MSRP: Now: $1,469.00 Add to Cart Compare Quick view testo 175H1 - Temperature and humidity data logger The testo 175H1 is an ideal data logger for the continuous monitoring of ambient temperatures and humidity. With its customizable alarm, the 175H1 will alert when user defined thresholds have been... MSRP: Now: $589.00 Add to Cart Compare Quick view testo 440 - CO2 kit with Bluetooth Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) CO2 probe with Bluetooth... MSRP: Now: $1,129.00 Add to Cart Compare Previous 7 8 9 10 11 12 13 14 15 16 17 Next Previous 7 8 9 10 11 12 13 14 15 16 17 Next Compare Selected × OK
Quick view testo 440 - Hot wire kit (Ø 0.35") Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Hot wire probe... MSRP: Now: $773.00 Add to Cart Compare Quick view testo 440 - Air flow ComboKit 2 with Bluetooth Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Vane probe (Ø 3... MSRP: Now: $1,469.00 Add to Cart Compare Quick view testo 175H1 - Temperature and humidity data logger The testo 175H1 is an ideal data logger for the continuous monitoring of ambient temperatures and humidity. With its customizable alarm, the 175H1 will alert when user defined thresholds have been... MSRP: Now: $589.00 Add to Cart Compare Quick view testo 440 - CO2 kit with Bluetooth Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) CO2 probe with Bluetooth... MSRP: Now: $1,129.00 Add to Cart Compare Previous 7 8 9 10 11 12 13 14 15 16 17 Next Previous 7 8 9 10 11 12 13 14 15 16 17 Next Compare Selected × OK
Quick view testo 440 - Air flow ComboKit 2 with Bluetooth Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) Vane probe (Ø 3... MSRP: Now: $1,469.00 Add to Cart Compare Quick view testo 175H1 - Temperature and humidity data logger The testo 175H1 is an ideal data logger for the continuous monitoring of ambient temperatures and humidity. With its customizable alarm, the 175H1 will alert when user defined thresholds have been... MSRP: Now: $589.00 Add to Cart Compare Quick view testo 440 - CO2 kit with Bluetooth Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) CO2 probe with Bluetooth... MSRP: Now: $1,129.00 Add to Cart Compare Previous 7 8 9 10 11 12 13 14 15 16 17 Next Previous 7 8 9 10 11 12 13 14 15 16 17 Next Compare Selected × OK
Quick view testo 175H1 - Temperature and humidity data logger The testo 175H1 is an ideal data logger for the continuous monitoring of ambient temperatures and humidity. With its customizable alarm, the 175H1 will alert when user defined thresholds have been... MSRP: Now: $589.00 Add to Cart Compare Quick view testo 440 - CO2 kit with Bluetooth Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) CO2 probe with Bluetooth... MSRP: Now: $1,129.00 Add to Cart Compare Previous 7 8 9 10 11 12 13 14 15 16 17 Next Previous 7 8 9 10 11 12 13 14 15 16 17 Next Compare Selected
Quick view testo 440 - CO2 kit with Bluetooth Delivery Scope testo 440 air velocity and IAQ measuring instrument, 3 AA batteries, USB cable, and calibration protocol (0560 4401) CO2 probe with Bluetooth... MSRP: Now: $1,129.00 Add to Cart Compare Previous 7 8 9 10 11 12 13 14 15 16 17 Next Previous 7 8 9 10 11 12 13 14 15 16 17 Next Compare Selected
