Best selling products

412400 Multifunction Process Calibrator sources and measures Thermocouples (J, K, and T), mA, mV, and V devices. The 24V Loop Supply drives current...

The 421502 Dual Type K/J Input Thermometer has a dual display and programmable High/Low audible alarms. It features a high, 0.05-percent accuracy, ...

The 42260 is an additional Temperature Datalogger for use with Extech 42265 and 42266 Kits. This waterproof (IP65) datalogger records up to 8,000 r...

The 42270 is an Additional Humidity and Temperature Datalogger for use with Extech 42275 and 42276 Kits. Datalogger measures temperature from -40 t...

The 42510A Compact thermometer measures temperature from -58 to 1200 degrees F (-50 to 650 degrees C) with 0.1 degree resolution for readings up to...

The 42512 is a dual laser IR thermometer. This IR thermometer features dual lasers for accurate targeting with a fast (0.15s) response time and has...

The 42545 is a High Temperature IR Thermometer which measures up to 1832 degrees F (-50 to 1000°C) with 50 to 1 distance to target ratio and laser ...

The 44550 is a pen style humidity and temperature meter. Featuring a dual LCD for simultaneous display of relative humidity and Temperature (°C/°F ...

Take this this handy humidity and temperature gauge on the go and rely on a long-lasting 3V lithium battery for maximum usage time. This slim measu...

The 445702 combines 3 displays for Time, Temperature and Humidity. Clock displays 12/24 hour time. Maximum/minimum with reset function. Humidity: 1...

This large digit display clock is ideal for desktop or wall mount use. Measures Temperature and Humidity and has a Min/Max function. Calendar displ...

This Big Digit Hygro-Thermometer with extendable probe (18” cable) measures humidity from 10% to 99% RH and temperature from 14 to 140°F (-10 to 60...

This Humidity Alert Hygro-Thermometer has a programmable %RH audible and visual alarm that alerts you when humidity exceeds the set limit. Large LC...

The 45118 is a Waterproof pocket sized Thermo-Anemometer for Air Velocity, Temperature and Wind-chill measurements. Simultaneously display Air Velo...

The 45158 is a waterproof pocket sized Thermo-Anemometer for Air Velocity, Temperature and Wind-chill measurements. Simultaneously display Air Velo...

This 4-in-1 meter measures Humidity, Temperature, Air Velocity and Light. The dual LCD simultaneously displays Temperature and Air Velocity or Rela...

The 461891 is a contact Tachometer. Surface wheels measure contact surface speeds (10 to 9,999 rpm) of rotating objects. The memory button holds la...

461895 Combines both contact (0. 5 to 19,999 RPM) and non-contact (5 to 99,999 RPM) models for use in virtually all tachometer applications. Uses v...

Extech's 461920 is a tachometer for RPM measurements. Make safe, non-contact RPM measurements (2 to 99,999 RPM) of rotating objects by pointing the...

The 461937 is a set of Spare Reflective Tape. Comes in a pack of 10. For use with any non-contact tachometer.

The Extech 461955 is a Proximity Sensor for use with the 461950 panel mount tachometer. 461955 features a 0.1 inch target distance and a range of u...

This Tachometer provides both contact (0. 5 to 19,999 RPM) and non-contact (10 to 99,999 RPM) RPM measurement functions for use in virtually all ap...

475040 is a Digital Force Gauge with a 5 digit LCD display and peak hold. Exclusive load cell measurement transducer. Over range, low battery and a...

475055 is a High Capacity Force Gauge. Measuring ranges from 0.05 to 100-kilograms, 0.05 to 220-pounds, 0.2 to 980 Newton. Basic accuracy of 0.5-pe...