Klein Tools · ET310

Digital Circuit Breaker Finder with GFCI Outlet Tester

Current stored price:

Digital transmitter-and-receiver tool for identifying the breaker associated with an energized outlet or fixture, with integrated GFCI testing.

Where to buy

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The useful answer

Why we'd pick it

✓ automatic breaker identification;integrated GFCI tester;transmitter and receiver system;works on energized circuits

Best fit

Who it's best for

circuit breaker finder;GFCI tester;electrical;Klein Tools;garage · labeling breaker panels · garage electrical work

Before you buy

What we'd want you to know first

⚠ ET310 works on live circuits only and is not a wire tracer; electrical work should follow appropriate safety procedures.

Decision context

How it compares

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