Blue Sea combined toggle switch and magnetic circuit breaker. AC/DC - Marine Standard Magnetic Breaker for Blue Sea Panels - Single Pole The World Circuit Breaker meets all American Boat and Yacht Council (ABYC) Standards.CE marked for Europe. The industry standard circuit breaker for Blue Sea Systems electrical panels Combines switching and circuit protection into a single device Single pole Quick Trip models are designed specifically for electronics protection Trip Free design cannot be held ON during fault current condition Specifications: Circuit Breaker Type: Magnetic Hydraulic - Trip Free Material: Phenolic Maximum Amperage: 50 Amperes Maximum Voltage: 277 Volts AC/65 Volts DC Rated Switch Cycles: 10,000 @ rated amperage and voltage Delay: See delay curve www.bluesea.com Mounting screw: 6-32 Terminal screw: 10-32 SS w/external tooth lockwasher Operating Temperature: -40C° to +85C°