Turn Off Power at the Main Circuit Locate the circuit breaker or fuse that controls the outlet you plan to replace and shut off the power to the circuit. Plug a lamp, radio or the GFCI tester into ...

Ground-fault protection and the multi-wire branch circuit (MWBC) are both common topics in the electrical industry. This article discusses their union — the use of a 2-pole GFCI/GFPE breaker to ...

Ground-fault circuit interrupters are usually found in the kitchen, baths, garage and outdoors. A new GFCI will cost less than $20 and take about 30 minutes to install.