Blue Sea Systems MRBF Terminal Fuse Requires the use of Terminal Fuse Blocks PN 5191 or PN 2151 - do not mount the fuses directly to the battery terminal. Interrupt rating satisfies ABYC requirements for DC Main circuit protection on large battery banks Ignition protected - safe for installation aboard gasoline powered boats Clear window - visual indication of blown condition Color coded for each amperage Specifications Maximum Voltage 58V DC Interrupt Capacity 10000A 14V DC 5000A 32V DC 2000A