The Best Non-Contact Voltage Tester


A non-contact voltage tester is the quickest and simplest way to safely check for electrical current in a wire, outlet, switch, or old lamp that has mysteriously stopped working. It’s a useful tool that every electrician carries. And after talking to a 20-year veteran electrician and performing eight months of testing with seven leading models, we found that the Klein NCVT-3 is the best one to get.

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