Blue Sea Systems Marine Rated Battery Fuses (MRBF)

Compact, reliable, and designed for modern 12V systems. Blue Sea MRBF fuses provide trusted protection for high-current circuits while keeping your battery area clean and organized. Their terminal-mount design makes them ideal for van conversions, RVs, marine, and off-grid applications where space is limited.

Features

• High-current protection
• Low-profile, space-saving design mounts directly to a battery post or MRBF fuse holder
• Marine-rated construction for vibration resistance and long-term durability
• Nickel-plated, corrosion-resistant components
• Clearly marked amperage for quick identification
• Compatible with Blue Sea MRBF fuse holders (e.g., 5191)
• Versatile, perfect for protecting inverters, DC2DC chargers, main battery feeds, distribution blocks, high-draw equipment

Fuse holder sold separately.

Eligible for free shipping.