Nke a Faith Ground Fault Circuit Interrupter bụ GFCI na-anwale onwe ya nke na-enyocha ọkụ eletrik ma chọpụta ntapu na sekit.Ọ bụrụ na achọpụtara ntapu, GFCI na-eme njem sekit wee kwụsị ọkụ eletrik.Ihe mgbochi a na-eguzogide ọgwụ na ihu igwe (TRWR) GFCI dị mma maka ịwụnye n'ime ime ụlọ na n'èzí dị ka kichin, ụlọ ịsa ahụ, mmiri mmiri, ebe a na-asa ákwà, ebe a na-asa ákwà, ebe a na-adọba ụgbọala, okpuru ulo a na-emechabeghị, Oghere Crawl, gburugburu Spa / Hot Tubs, kichin n'èzí/ ebe a na-egwe nri, Sistemụ sprinkler, ọdọ mmiri na ọtụtụ ebe ndị ọzọ.