Best selling products

Dual technology provides automatic recognition for ferrous and non-ferrous substrates without having you guess the material. Allows for quick, one-...

Checking co levels is as easy as pushing just 1 button on the model C010, which measures up to 1,000 ppm. An audible indicator increases in tone st...

The CO100 is a desktop indoor air quality CO₂ monitor that measures carbon dioxide concentrations (CO₂) from 0 to 9,999ppm, air temperature and hum...

The CTH10 is an attractive wall clock features an oversized 4.3" (109mm) digit time display that can be easily view from a longer distance than reg...

This Mini Pocket MultiMeter has a large high contrast 4000 count LCD display, Non-Contact Voltage detection for identifying live circuits, and a bu...

Screw-on membrane cap for easy replacement Measures Dissolved Oxygen and Temperature Non-interchangeable with ExStik® pH, Chlorine or ORP Meter A...

Model DV25 is a dual range NCV detector that combines two models into one. Low range measures down to 24 Volt and the high range measures up to 100...

The DVA30 is the only two-in-one current/voltage detector designed for electrical testing. It detects AC voltage from 12-Volt to 600V and AC curren...

EA10 is an EasyView Dual Input Thermometer. Basic Type K Thermometer with wide temperature range. Temperature range from -200 to 1999°F (-200 to 13...

The EA80 checks for Carbon Dioxide concentrations using a maintenance-free dual wave NDIR (non-dispersive infrared) CO2 sensor with a range of 0 to...

The EC170 is a Salinity Meter with Waterproof design (IP65). Measure salinity in aquaculture, environmental studies, ground water, koi ponds, irrig...

The EC405 is an ExStik® Replacement Conductivity Cell Module. For use with the Extech Model EC400 Conductivity/TDS/Salinity Meter. Easy to clean, r...

The ET10 is a GFCI Receptacle Tester. Tests GFCI circuits for faulty wiring in 3-wire receptacles. Lights indicate circuit condition. 3-prong plug....

The HDV-WTX is a Wireless Video Transmitter. For use with any Extech HDV-Series Video Scope Camera Heads and HDV Series Videoscope inspection camer...

The MG310 is a Compact Insulation Resistance Tester which allows quick and easy testing/troubleshooting of motors, transducers, and other industria...

This Pocket Moisture Meter from Extech allows you to quickly assess whether wood and other porous materials have endured any water incursion. Simpl...

The PH113 is Refill solution for Extech PH115 refillable pH electrode. Includes 1.5mL bottle KCl, 2 reference junctions and 2 removal tools. Inclu...

Easy to clean, rugged flat surface Refillable pH electrode Interchangeable with ExStik® Chlorine or ORP meters Provides an economical way to refi...

This pH/Temperature Kit measures pH, mV, and temperature at your workbench or in the field. It has automatic one button calibration of 4, 7 and 10 ...

The Extech RE305 ORP ExStik® Electrode Module is an easy to clean, rugged flat surface ORP electrode that is interchangeable with ExStik® Chlorine ...

Refractometer measures the concentration of lubricants and cutting fluids. Compact and easy to operate. Requires only 2 or 3 drops of solution and ...

This Humidity/ Temperature Datalogger records data on an SD card in Excel format for easy transfer to a PC for analysis. It features a Dual LCD tha...

The SDL300 records data on an SD card in Excel format. Metal Vane withstands temperatures to 158°F (70°C) and air velocity to 6900ft/min. Datalogge...

The SDL310 records data on an SD card in Excel format. Measures Air Temperature to 122°F (50°C) and air velocity to 4930ft/min. Stores 99 readings ...