5 Things to Know About GFCI Protection Through Extension Cords

GFCI protection remains active through an extension cord The GFCI monitors current difference at the outlet, not the cord. The extension cord is just a pair of wires, so protection works normally.

A long, thin extension cord can cause voltage drop This makes tools run sluggish or hot, but it’s a performance issue, not a safety one. Use a cord rated for your device’s power draw.

Keep the extension cord in good condition Damaged cords can create faults. Inspect regularly and replace if worn.

Don’t bury extension cords under rugs This traps heat and can damage insulation. Keep cords exposed and away from foot traffic.

Never daisy-chain multiple extension cords This increases resistance and risk of overheating. Use one properly rated cord instead.