DescriptionSpecial protective glass for optimum protection of the lens from dust and sctratching.

Description 425 Hot Wire AnemometerThe testo 425 hot wire anemometer can confirm cubic feet per minute (CFM) when conducting duct testing as well as easily switch between flow and temperature readings. The telescoping handle of the thermal probe on this...

Testo 400520 0408 NIST calibration certification kit for testo 400 IAQ Kit (0563 0408)

Description The testo 635-2 temperature and moisture meter measures the temperature and moisture of different types of materials, surfaces, environments with a wide range of optional sensors.IncludesTesto 635-2 temperature and moisture meterPC...

Description Testo, 0632 1552, CO2 Probe Including Temperature and Humidity Sensor, Fixed CableUse the probe to check the indoor climate, for example in offices, production areas or storage facilities. To ensure accurate measurement results, air density...

Description The Testo 416 small vane anemometer (air flow meter) accurately and easily measures air velocity and volume flow (CFM) for in-duct and a variety of HVAC applications above 120 fpm. As vane technology is inherently air density independent, the...

Description Testo, 0564 5571 01, 557s Smart Vacuum Kit, Smart Digital Manifold with Wireless Vacuum and Clamp Temperature Probes Start your wireless measurements on refrigeration and air conditioning systems and heat pumps straight away. Thanks to the...

Description Testo, 0563 4400, 440 Hot Wire Kit, 440 Air Velocity with Hot Wire Probe and CaseThis testo 440 kit is great for carrying out measurements in ventilation ducts. The testo 440 air velocity and IAQ measuring instrument and its hot wire probe (Ø...

Testo 0618 0071 Flexible precision Pt100-immersion probe; digital; cable heat-proof up to +392°F

Description Testo, 0636 9775, Robust Temperature-Humidity Probe for Temperatures Up to +180 C, Wired For measurements in industrial exhaust air, in bulk materials and in climatic test cabinets: use the robust humidity/temperature probe (with the...

Description Testo, 0638 1841, 30 bar Pressure Probe w/o Cable for 521/ 526 Instruments30 bar Pressure Probe without Cable for 521/ 526 Instruments Specification Pressure measurement Technical dataMeasuring range-1 to +30 barAccuracy±1 % of...

Description Testo, 0638 1741, 10 bar Pressure Probe w/o Cable for 521/ 526 Instruments10 bar Pressure Probe for 521/ 526 Instruments Specification Pressure measurement Technical dataMeasuring range-1 to +10 barAccuracy±1 % of full-scale...