
Blue Sea Systems MRBF Fuse Holder – 5191
Compact and reliable fuse holder for Marine Rated Battery Fuses MRBF – 30-300A. Mounts directly to a battery post or bus bar for clean, space-saving protection of main cables and circuits.
- Ignition-protected and corrosion-resistant
- Tin-plated copper terminals for optimal conductivity
- Perfect for camper vans, RVs, boats, and off-grid systems
Specifications:
- Fuse Type: MRBF (not included)
- Max Voltage: 58 VDC
- Max Current: 300A
Fuse sold separately.
Eligible for free shipping.

Blue Sea Systems MRBF Fuse Holder – 5191
Sale price$44.20
