Blue Sea Systems Dual MRBF Terminal Fuse Block - 30 to 300A - 2151Blue Sea Systems Dual MRBF Terminal Fuse Block 30 to 300A 2151 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 Accepts 516" ring terminals Mounts