Lesi siphazamisi se-Faith Ground Fault Circuit siyi-GFCI ezihlola yona eqapha amandla kagesi futhi ikhombe ukuvuza kusekhethi.Uma ukuvuza kukhonjwa, i-GFCI igingqa isekethe futhi imise ukuhamba kukagesi.Lesi sitsha se-GFCI esingazweli futhi simelana nesimo sezulu (TRWR) silungele ukufakwa kuzo zombili izakhiwo zasendlini nangaphandle njengekhishi, Igumbi Lokugeza, Ibha Emanzi, Igumbi Lokuwasha, Igalaji, Iphansi Elingaqediwe, Isikhala Sokukhasa, Indawo Ezungezile Ye-spa/Amashubhu Ashisayo, Amakhishi angaphandle/ indawo yokugcoba, ama-Ssprinkler Systems, i-Swimming Pool nezinye izindawo eziningi.