Voltage tester, tick-tracer, glow-tip, non-contact voltage tester... whatever. Same thing. I call it a voltage sniffer, but the technical name for this device is a capacitive voltage sensor. That's a ...

Offering the same accuracy and ease of use as its NX line of low-voltage wire harness testers, Dynalab announces the NX hipot tester for high-voltage testing of cable assemblies and wire harnesses.

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? The Takeaway: The Greenlee TK-30A may be the perfect electrical test kit. It weighs ...