Eaton Bussmann MRBF-250 Marine Rated Battery Fuse, 250A 32V DC, Ignition Protected Space-Saving - Pack of 5

MRBF Series Marine Rated Battery Fuse - Eaton Bussmann Series

The Eaton Bussmann MRBF-250 is a heavy-duty, high-current Marine Rated Battery Fuse designed for critical DC power distribution. Engineered for space-constrained environments, this fuse provides high-capacity circuit protection without the need for traditional bulky fuse holders. It is specifically designed to handle the high short-circuit currents associated with marine battery banks and large vehicle electrical systems. The MRBF-250 is ignition protected according to SAE J1171 standards, ensuring safe operation in environments where explosive fumes may be present, such as engine rooms. its robust design and high interrupting rating make it an essential component for reliable main circuit protection.

Technical Specifications:

• Manufacturer: Eaton
• Brand: Bussmann series
• Catalog Number: MRBF-250
• Fuse Type: Marine Rated Battery Fuse (MRBF)
• Rated Current: 250 A
• Rated Voltage: 32V DC
• Interrupting Rating: 5,000A @ 32V DC / 10,000A @ 14V DC
• Ignition Protection: SAE J1171
• Ingress Protection: IP66 (Weatherproof)

Physical Characteristics:

• Mounting Type: Designed for M8 (5/16") studs
• Housing: Transparent high-temperature thermoplastic for easy status verification
• Terminals: Tin-plated copper alloy for superior conductivity and corrosion resistance
• Compact Footprint: Simplifies wiring by mounting directly to the battery or terminal block

Application: The MRBF-250 is a premier choice for primary circuit protection in marine vessels, RVs, and heavy-duty industrial mobile equipment. It is ideally suited for protecting high-load equipment, including power inverters, windlasses, bow thrusters, and main DC distribution panels, providing a safe and compact alternative to traditional ANL or Class T fuses in 12V and 24V systems.