Blue Sea Systems MRBF Terminal Fuse Block - Dual or SingleBlue Sea Systems MRBF Terminal Fuse Block, available in Dual or Single 30 to 300A Features: Compact, high amp fuseappropriate for DC Main, inverter, windlass, and bow thruster circuit protection Provides high current protection in tight space constraints Ignition protected when used with Blue Sea Systems' MRBF Terminal Fuse Isolated stud design uses standard M8 hardware and permits stacking of terminals Insulating cap prevents accidental shorts