Blue Sea Toggle Circuit Breakers Double Pole A - SeriesThe industry standard circuit breaker for Blue Sea Systems' electrical panels. The industry standard circuit breaker for Blue Sea System's electrical panels. Used as AC main circuit breakers to switch both hot & neutral legs. With neutral circuit on one pole and hot circuit on other pole, both poles will trip if either pole trips. Combines switching and circuit protection into a single device. Meets American Boat and Yacht Council (ABYC) standards The