Top 10 master electrician - Repair Tech Forum Pages - If there is a slight difference in the current being transferred from the hot outlet to the neutral outlet, then the device will quickly cut off the power supply to prevent damage or injury. GFCI’s are a simply advancement in technology that could potentially save lives or prevent injury to your family. The GFCI monitors the input and output levels being passed through an outlet. A GFCI can detect changes in current supply as minor as a few millamps. Electrical wire supplies and accessories for air conditioning installation, water heaters inspection, surge protection troubleshooting, electrical wiring ..More
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