Best selling products

This autoranging megohmmeter measures insulation resistance up to 2000MΩ. Choice of 250, 500 or 1000VDC test voltages. The large backlit dual displ...

The 380320 is an Analog Insulation Tester with a large, easy to read analog display. Featuring a live circuit warning which displays the actual AC ...

Captures up to 8000 readings from Extech's Heavy Duty meters Selectable sampling rates (1 sec. to 99 hours) Complete with 4 AA batteries, PC soft...

The 380360 is a 1000V digital tester with an automatic 3 minute test. Three test voltages of 250V, 500V and 1000V. Insulation Resistance to 2000MΩ....

This Extech insulation tester measures up to 10GΩ with 250V, 500V and 1000V Test Voltages. Features include: Lo-Ohms for testing connections, analo...

With the 380396 measure Insulation Resistance to 60GΩ with test voltages of 500V, 1000V, 2500V, and 5000V. Featuring polarization Index measurement...

The Extech 380400 Resistance Decade Box is very popular for product design testing and calibration because it can be substituted into a circuit and...

The Extech 380405 Capacitance Decade Box is very popular for product design testing and calibration because it can be substituted into a circuit an...

380462 is a Precision Milliohm Meter (220V). Performance for low resistance measurements. Equipped with a large 18mm 1999 count LCD screen. Featuri...

Compact and precise, the Extech 380562 Milliohm Meter has 7 ranges and measures down to 0.01mΩ using 4-wire Kelvin clip test leads. Measurements ar...

The 380926 is a category IV, 2000-Amp, TRMS AC/DC Clamp Meter which has a rugged 2 in. jaw that accommodates two 500MCM cables. A built-in full-fun...

The compact Extech 380941 is a 200 Amp mini AC/DC clamp meter with a small diameter jaw designed to reach in small areas while providing 10mA resol...

The compact Extech 380942 is a 30 Amp mini AC/DC clamp meter. The clamp meter has a remarkable 0.1mA resolution (AC), very low-current sensitivity,...

The compact Extech 380947 is a 400 Amp True RMS mini clamp meter. This meter has a small diameter jaw designed to reach in small areas while provid...

The 380976-K is a Single Phase/3 Phase 1,000 Amp AC Power Clamp Meter Kit. Measures 1/3-Phase True Power (kW), Apparent Power (kVA), Reactive Power...

The Extech 381676A is a Pen Styled Multimeter with a Built in NCV detector. The 381676A features nine functions including AC/DC voltage to 600V, AC...

The 382202 is a DC power supply which provides an adjustable 0 to 30 Volts and 0 to 1 Amp output. Features dual backlit LCD display for current and...

Ideal for a wide range of applications including bench testing, field service, hobby and telecommunication equipment, the solid state, compact Exte...

The 382252 is an Earth Ground Resistance Tester Kit which includes all hardware necessary to measure earth ground in 3 ranges from 20 to 2000 omega...

The Extech 382275 power supply is an easy-to-configure, highly stable, lab grade DC power supply with maximum output power of 600 Watts. The new DC...

382280 is a Programmable 200 Watt DC Power Supply that has an adjustable 40V/5A output plus two fixed outputs (5V/2A and 3.3V/3A) and memory for 20...

The 382357 is a Clamp-On Ground Resistance Tester that enables non-contact measurements of ground conductors. True RMS AC Leakage current range of ...

The 392050 is a Penetration Stem Dial Thermometer that has a temperature range of-58 to 302 Degrees F (-50 to 150°C) and an accuracy of +/-2 Degree...