Blue Sea Systems Fuse Terminal 200 Amp 5187Compact MRBF fuse works with Blue Sea System's 5191 or 2151 terminal fuse block. 200 amp marine rated battery fuse Requires the use of P/N 5191 or 2151 terminal fuse blocks Do not mount fuse directly to the battery terminal without fuse block Interrupt rating satisfies ABYC requirements for DC Main circuit protection of large battery banks 10,000 amps @ 14 volts DC interrupt capacity 5,000 amps @ 32 volts DC interrupt capacity 2,000 amps @ 58 volts DC interrupt capacity 58 volts DC maximum operating voltage M8 (5/16 in.) fuse hole opening SAE J1171 ignition protected – safe for use aboard gasoline powered boats Viewing window allows for visible indication of blown fuse Rated IP66 – able to withstand heavy seas