òMeets American Boat and Yacht Council (ABYC) standards òUL 1077 recognized, TUV certified, CE marked for Europe and CSA certified for Canada òThe industry standard circuit breaker for Blue Sea Systems electrical panels òCombines switching and circuit protection into a single device òUsed as AC Main circuit protection ò"Trip Free" design cannot ben held "ON" during fault current condition òFor circuit breaker mounting panel, see 8173