A “2 pole gfci breaker” (noun) is a type of electrical safety device used in homes and commercial buildings. It is designed to protect people from electrical shocks by interrupting the flow of electricity when a ground fault occurs. Ground faults can happen when an electrical current escapes from a live wire and travels through the ground or through a person. 2 pole gfci breakers are required by the National Electrical Code (NEC) in all new homes and commercial buildings. They are also required in older homes and buildings when certain renovations or additions are made. 2 pole gfci breakers …