***This listing is only for the fuse block and cap. Fuses are ordered separately. Picture included in this listing shows the assembly.***
***Please note that this fuse holder is designed to fit onto a standard M10 or M8 threaded post or be bolted to a threaded M10 or M8 insert. This DOES NOT install directly to an automotive battery post.***
Bay Marine Supply - Marine Rated Battery Fuse holders and fuses
Direct from Cooper-Bussman, OEM for all name-brand MRBF fuses and holders.
| Part Number | MRBF Fuse Block |
| 5191 | Single Terminal Fuse Block |
| 2151 | Dual Terminal Fuse Bock |
| MRBF Amperage | |
| 5175 | 30 Amps |
| 5176 | 40 Amps |
| 5177 | 50 Amps |
| 5178 | 60 Amps |
| 5180 | 75 Amps |
| 5181 | 80 Amps |
| 5182 | 90 Amps |
| 5183 | 100 Amps |
| 5184 | 125 Amps |
| 5185 | 150 Amps |
| 5186 | 175 Amps |
| 5187 | 200 Amps |
| 5189 | 250 Amps |
| 5190 | 300 Amps |
MRBF fuses are designed for the most demanding environment to provide high current protection for the tightest space constraints. Suitable for main and auxiliary circuit protection such as alternator outputs, starter motor inputs and accessory circuits.
Full range circuit protection for automotive and marine applications. Break in capacity meets the requirements of conventional vehicle batteries and 42V electrical networks
- Voltage Rating - 58Vdc Maximum
- Amperage Rating - 30-300 Amps
- Ingress Protection - IP66
- Ignition Protection - Per SAEJ1117
- Interrupt Rating:
10000 AMP @ 14Vdc
5000 AMP @ 32Vdc
2000 Amp @ 58Vdc - Torque Rating - Maximum 8.47 N•m (75 in-lbs) on fuse side - refer to your battery manufacturer's recommendations for battery-side torque rating
- Body - Ceramic Housing & Cover: UL-rated 94V0 Thermoplastic
Ring Terminals - Tin Plated - Weight - 0.06 lb (0.03 kg)
MRBF Terminal Fuse Blocks are compact, high-amp—appropriate for DC Main, inverter, windlass, and bow thruster circuit protection. Provides high current protection in tight space constraints. Isolated stud design uses standard M8 hardware and permits stacking of terminals. Insulating cap prevents accidental shorts.
- Maximum Amperage - 300A
- Maximum Voltage - 58Vdc
- Maximum Torque - 75 in-lb (8.47 Nm)
- Terminal Stud(s) - M8 (5/16")
- 3/8" Mounting Hole