Products

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 PH305 is an electrode capable of measuring pH,mV and Temperature. For use with Extech PH300 Waterproof pH/mV/Temperature Kit, EC600 Waterproof ...

4pH buffer solution Comes in convenient pint size plastic bottles

7pH buffer solution Comes in convenient pint size plastic bottles

Rugged waterproof (IP57) housing with Flat Surface Electrode for measuring pH in liquids, semi-solids, and solids. Does not break or get junctions ...

The PQ2071 is a 1-/3-Phase 1000 Amp True RMS AC Power Clamp Meter. Extech's multifunctional PQ2071 Power Clamp meter operates as a True RMS Clamp M...

The PRC10 enables plant maintenance and electrical technicians to test and calibrate a wide variety of process control equipment, including transmi...

The PRC15 enables plant maintenance and electrical technicians to test and calibrate a wide variety of process control equipment, including transmi...

The PRC20 sources and measures eight thermocouple type devices (J, K, T, E, C, R, S and N) and provides precision output displayed as Centigrade/Fa...

The PRC30 is a Multifunction Process Calibrator. This calibrator provides precision sourcing and measurements for thermocouples (eight types), curr...

Extech’s rugged, professional tool bag is designed with a rubberized bottom and heavy-duty fabric without compromising aesthetics. Numerous inner c...

The PRT200 is a non-contact phase sequence tester that tests up to 1000 VAC with visual/audible indication. The tester has a 45 to 65Hz frequency r...

The Extech RD350 Refrigerant Leak Detector is your go-to tool for quickly and accurately detecting refrigerant leaks in HVAC systems. Featuring a h...

Measures ORP/Redox from -999 to 999mV Automatic electronic self calibration Simulated analog bargraph displays change in ORP reading High resolut...

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 industrial fluids and sugar in fruit juice. Compact and easy to operate. Requires only 2 or 3 drops of ...

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

The Extech RF15 measures the concentration of sugar in fruit juice and industrial fluids from 0 to 32 percent Brix, with a maximum resolution of 0....

Measures the concentration of dissolved salt in fluids. Compact size, easy to operate. Automatic Temperature Compensation (ATC) from 10 to 30°C. Co...

This portable battery coolant/glycol Refractometer is easy to operate refract meters provide accurate and repeatable measurements on easy to read s...

Refractometer measures the Propylene/Ethylene Glycol freezing point from -50 to 0°C and the Specific Gravity of battery acid from 1.11 to 1.30 and ...

This Combination Humidity meter plus Infrared Thermometer features a large backlit LCD with Primary and Secondary displays. Primary display is user...

Extech’s Multi-Channel Hygro-Thermometer, with easy-to-read 1.3" (33mm) digits, displays indoor Temperature and Humidity levels. You can connect up...