Best selling products

The Extech BT100 is a Battery Capacity Tester. Product can be used to test the condition of batteries quickly and easily. As an AC milliohm-meter, ...

The CB10 is an AC Circuit Breaker Finder/Receptacle Tester that locates circuit breakers and tests receptacle wiring. The CB10 allows the user to q...

The CG104 is a pocket-sized coating thickness tester which offers quick one-handed operation and non-destructive measurements of the thickness of f...

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

The CG304 Coating Thickness Tester offers a non-destructive way of measuring the thickness of ferrous and non-ferrous substrates with automatic rec...

The CL205 is an Extech ExStik® Replacement Chlorine Electrode Module. Product for use with Extech CL200 Meter. The CL205 is an electrode capable of...

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...

CO210 is a Desktop Indoor Air Quality CO2 Monitor/Datalogger. Measurement ranges are 0 to 9,999 ppm (CO2), 14 to 140°F (-10 to 60°C) for Air Temper...

The CO220 Air quality CO2 monitor measures carbon dioxide, air temperature and humidity. The CO220 also calculates dew point and wet bulb. Use in c...

The CO240 measures Carbon Dioxide (CO2), Air Temperature and Humidity, as well as Dew Point and Wet Bulb calculations. The user settable high alarm...

The CO30 is a CO Monitor which displays Carbon Monoxide (CO) concentration, Air Temperature, and Relative Humidity. The CO30 features a programmabl...

The CO50 is a desktop CO Monitor which measures and displays carbon monoxide concentration, air temperature and humidity simultaneously. The CO50 f...

The CT20 is an electronic tool for electricians, alarm, cable installers and others who routinely need to check circuits for continuity and also id...

Circuit and wiring issues can introduce shock hazards (from grounding issues) and can compromise performance of machinery and equipment (from poor ...

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...

The DA30 detects AC Current (200 mA to 1000 amps) through shielded wires, conduit, and metal circuit breaker or junction boxes with audible and vis...

Non-Contact Detection of AC Current from 200mA to 1000A Ideal for use on shielded wires or conduit behind walls, metal circuit breaker or junctio...

DCP42 is a 160W Switching Power Supply. Single Output Continuous Switching Power Supply with USB offers high efficiency electrical power conversion...

Datalogs up to 100,000 readings. Programmable sample rate from 1sec to 24hrsThe DL150 is a True RMS AC voltage and current data logger. Data log up...

Datalog up to 256,000 readings with user programmable sample rateThe DL160 is a Dual Input True RMS AC Voltage/Current Data logger. Simultaneously ...

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