Circuit Testers

Greenlee GFI Circuit Tester
Greenlee GFI Circuit Tester
Greenlee's GT-10GFI polarity cube is designed to work with typical 3-wire NEMA 120 volt receptacles. The tester is ergonomically designed to fit comfortably in the hand for hours of tireless troubleshooting.
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Ambrobe Voltage & Continuity Tester
Ambrobe Voltage & Continuity Tester
A user-friendly troubleshooting tester designed to meet most voltage and continuity applications.
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Electronic Multi-Tester
Identify Live AC/DC Circuits With this rugged hand-held Electronic Multitester
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Watts Up? Pro, Power Analyzer and Watt Meter
Simply plug any device into Watts up? Pro, and the meter instantaneously displays the wattage being used, as well as the cost, in dollars and cents.
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Circuit Siren Continuity and Polarity Test Kit
Circuit Siren™ simply makes electrical power presence testing faster, easier, and safer.
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Hi-Tech Circuit Detective, Circuit Breaker Identifier
Hi-Tech offers a digital, self-calibrating circuit identifier at the price of most manual units.
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Hi-Tech Circuit Detective, Circuit Breaker Identifier
Hi-Tech offers a digital, self-calibrating circuit identifier at the price of most manual units.
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Extech 800A AC Digital Clamp Meter (NIST)
Extech 800A AC Digital Clamp Meter (NIST) troubleshoots electrical installations!
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Extech 800A True RMS AC Digital Clamp Meter (NIST)
Extech 800A True RMS AC Digital Clamp Meter (NIST) troubleshoots electrical installations!
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