Multimeters, clamp meters, insulation testers, circuit testers, and electrical safety equipment
3851 products

The Extech 380926 is a category IV, 2000-Amp, TRMS AC/DC clamp meter with a rugged 2 in. jaw to accommodate two 500 MCM cables. A built-in full-function DMM can measure AC/DC voltage and current, resistance, capacitance, frequency, duty cycle, diode and continuity. Measurements are displayed on the large 4000 count backlit display for easy viewing in dimly lit areas. Additional features include DCA push button zero, Data Hold, and Relative function. Complete with test leads and 9V battery.

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 resolution (DC) and very low-current sensitivity. This mini clamp meter is useful for troubleshooting tasks in plant maintenance, electrical, HVAC, and telecom work, as well as home electrical, fleet maintenance, marine, and motorcycle repairs. The 380941 has a CAT III 300-Volt safety rating and a one year warranty. Comes with batteries and manual.

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 providing 1mA resolution and very low-current sensitivity. This mini clamp meter is useful for current and frequency related troubleshooting in plant maintenance, electrical, HVAC, and telecom work, as well as home electrical, fleet maintenance, marine, and motorcycle repairs. Comes with battery and manual.

The compact Extech 380950 is a mini AC/DC clamp meter. The 380950 has an extra-small diameter jaw designed to reach into very small areas while providing a 1 mA resolution and very low-current sensitivity. This amp clamp performs essential troubleshooting tasks in plant maintenance, electrical, HVAC, and telecom work as well as residential, automotive, fleet maintenance, marine, and motorcycle electrical repair. Complete with test leads, two 1.5V AAA batteries and carrying case.

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/DC Current to 200mA, Resistance, as well as Logic, Diode and Continuity tests. This meter has an easy to use rotary dial with alligator clips for one handed operation. Its convenient built in non-contact voltage detector allows for quick detection of live voltage. The 381676 comes complete with test leads, alligator clips, batteries and manual.

The Extech 382100 is a 3-Phase Power Analyzer/Datalogger that saves data (up to 30,000 sets of measurements) on an SD card in Excel format for easy transfer to your PC. It provides a full system analysis with up to 35 parameters including: V (phase-to-phase), V (phase-to-ground), A (phase-to-ground), KW / KVA / KVAR / PF (phase), KW / KVA / KVAR / PF (system), KWH / KVAH / KVARH / PFH (system), and Phase Angle. Readings are displayed on a large, dot matrix, sun-readable, backlit LCD. It comes with three current clamps, four voltage leads with alligator clips, eight AA batteries, SD memory card, Universal AC adapter (100 to 240 V), case, and user manual.

Constant Voltage/Current digital DC power supply with dual LCD

The Extech 382202 is a DC Power Supply which provides an adjustable 0 V to 30 V and 0 A to 1 A output. It features a dual backlit LCD display for current and voltage as well as short circuit and overload protection. Operates from 120 VAC ± 10%/60 Hz power source. Banana plug outputs. Complete with power cord.

Ideal for a wide range of applications including bench testing, field service, hobby, and telecommunication equipment, the solid state, compact Extech 382213 Digital Triple Output DC Power Supply delivers clean, reliable power while protecting itself and any device under test (DUT) from damage. It offers three choices of power output: adjustable 0 to 30 Volt, 0 to 3 Amp, plus fixed 5 and 12 Volt. Featuring a digital LCD display, the 382213 also includes overload and short circuit protection, constant voltage/current, easy snap terminals for 5 and 12 Volt outputs, and a current-limited front panel LED indicator. It complete with a power cord.

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 Ohms. Also tests AC/DC Voltage, resistance and continuity. Featuring Automatic zero adjustment and three earth ground resistance ranges 20Ω/200Ω/2000Ω. Complete with test leads, 2 auxiliary earth bars, carrying case, protective rubber holster and six 1.5V AA batteries.

The two 30V outputs can be combined in parallel for 10A or in series for 60V. Comes complete with 4 pairs of test leads (banana plug to alligator clip) and an AC cord.

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 power supply offers two degrees of control over both current and voltage outputs (course and fine). Output is adjustable from 0 to 30 Volts DC and 0 to 20 Amps with (0.1 Volts/Amps resolution). Dual green LED displays offer easy-to-read, high contrast readouts of voltage and current values. The 382275 offers four operating modes: normal mode, with values controlled by front-panel knobs; preset mode, which offers three popular voltage presets at 20 Amps: 5.0 Volts, 13.8 Volts, and 25 Volts; set mode, with three user-customizable presets; and remote control mode, where the user can remotely adjust output power on/off, voltage and current. Other features include automatic constant current and voltage, high RFI immunity, excellent EMI, a thermostat-controlled variable speed fan, as well as over-voltage, over-temperature, and short circuit protection. The 382275 offers a compact, low profile design and small footprint without compromising output noise and transient response factors. Complete with power cord.

Power supply features dual LED displays, high RFI immunity, excellent EMI, and a Thermostatic Control Fan. Additional features include over-voltage, over-temperature, and short circuit protection. Operates at 220V, 50/60Hz and comes complete with AC power cord.

The 382357 is a Clamp-On Ground Resistance Tester that enables non-contact measurements of ground conductors. True RMS AC Leakage current range of 0.2mA to 30A with 1.000mA resolution. Programmable Datalogging with 116 data points. Performs without the need for auxiliary spikes. Complete with 9V battery, Resistance check plate and durable metal storage case.

The Extech 40180 is a Tone Generator and Amplifier Probe Kit. This heavy-duty kit with audible tone easily identifies wires or cables. The insulated inductive probe tip prevents shorting conductors. Featuring a wire trace, continuity test, clear/busy/ringing line test, and tip or ring identification. Includes alligator clips, RJ45 and RJ11 modular connectors, 9 V battery, and a case.

The CT20 is an electronic tool for electricians, alarm, cable installers and others who routinely need to check circuits for continuity and also identify cables and wires. It allows a single user to quickly identify and label two wires even when the wire ends are located in different rooms. It can accommodate test wire lengths up to 10,000-feet (3,000 meters), 26-gauge minimum. The CT20’s Remote Continuity mode allows the user to check continuity and to identify two or more cables/wires simultaneously.

Extech’s DCP36 power supply has 80W constant power topology and has autoranging Voltage and Current output. This compact and lightweight unit provides easy portability, and is ideal for tight workbenches with limited space. It features 4-Digit LED displays, 3-programmable presets, front/rear output terminals, and remote sensing for accurate applied voltage at load point.

The Extech DL150 is a True RMS AC Voltage and Current Data Logger. Data log up to 100,000 readings of TRMS AC Voltage (600 Volt) or Current (200 Amp) with a user programmable sample rate from 1 second to 24 hours. LCD displays time/date, current reading, min/max, and if the user settable high/low alarms have been exceeded. Readings can be downloaded to your PC via the USB interface. Featuring normal, peak, and capture (user specified trigger level) recording modes. Complete with current clamp, test leads, alligator clips, software, USB cable, 110-Volt AC Adapter, and four AAA batteries.

This Mini Pocket MultiMeter has a large high contrast 4000 count LCD display, Non-Contact Voltage detection for identifying live circuits, and a built-in Flashlight. It measures AC/DC Voltage, AC/DC Current, Resistance, Frequency, Duty Cycle, Diode Test and has a Continuity Beeper. Additional features include: built-in storage clips for integrated test leads, double molded housing to provide extra protection, over-range and low battery indication. Complete with test leads and 2 AAA batteries.

The Extech DV25 is a Dual-Range NCV Detector that combines two models into one. The low range measures down to 24 Volt and the high range measures up to 1000 Volt. Includes audible and visual indication, rugged double molded housing, and a bright built-in LED flashlight. Complete with 2 x AAA batteries.

The Extech DV30 is a Non-Contact AC Voltage Detector with an adjustable sensitivity to pinpoint voltage source. AC Voltage detection from 12 Volt to 600 VAC; CAT III-600 Volt safety rating. Complete with four LR44 button batteries and a pocket clip.

The Extech DV690 is a rugged and reliable voltage detector that can quickly and safely detect up to 69 kV in high-voltage (HV) electrical systems. This non-contact, industrial-grade tool provides an extra layer of protection for anyone who works around HV electrical systems including electric power utility, storm restoration, telecommunications, and public safety professionals. Audible and visual alarms notify users of dangerous voltage presence, helping them maintain a safe distance in hazardous locations. Plus, five flexible mounting options make it easy to operate the device to get the job done efficiently.

The ET16 is a rugged and affordable receptacle tester with convenient features like an ergonomic pull bar and legend on both sides. Specifically designed for detecting various wiring faults in electrical outlets, it stands out due to its reliability, ease of use, and its affordability.

The Extech EX310 is a compact manual ranging multi meter which features an extra-large 2000 count display and built-in non-contact AC voltage detector (NCV). AC/DC Voltage & Current, Resistance, Diode/Continuity measurements. Includes a battery test function (1.5 Volt and 9 Volt). The rubber holster protects the meter. UL listed Cat III – 600 Volt safety rating. Includes test leads, 9 Volt battery, and tilt stand.