The Blue Sea Systems 5189 MRBF 250A Terminal Fuse from Nomadic Supply Company satisfies ABYC requirements for DC main circuit protection.
Blue Sea Systems 5191 MRBF 30 to 300A Terminal Fuse Block Features:
- Requires the use of Blue Sea Systems 5191 MRBF 30 to 300A Terminal Fuse Block, do not mount the fuse 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
- Easy and economical solution for satisfying ABYC 7″ circuit protection rule
- Mounts on 3/8″ battery post, battery switch, and busbar terminals using the #5181 or #2151 Fuse Block Terminal