Blue Sea Systems MRBF High-Amp Fuse Blocks
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Blue Sea Systems MRBF fuse blocks offer compact, high-amp circuit protection for marine and DC electrical systems. Models include terminal-mount and surface-mount designs and configurations for single, dual and three-circuit applications, accommodating MRBF fuses from 30-300A. Key features found across the product family include insulating or clip-on covers to prevent accidental shorts, M8 (5/16") terminal studs, versatile wiring options and label recesses for circuit identification. Performance highlights include maximum operating voltage of 58V DC, high-amp capacity (up to 300A per block and up to 240A per circuit in multi-circuit models), and weatherproof or rugged designs suitable for battery, inverter, windlass, bow thruster and battery charger applications. Fuses sold separately.
- Fit type: Universal Fit
- Fuses sold separately
- Ignition protected when used with MRBF fuses
- Insulating cap prevents accidental shorts
- Weatherproof – suitable for small open-cockpit boats and other harsh environments
- Compact, high-amp fuse—appropriate for DC Main, inverter, windlass, and bow thruster circuit protection
- Voltage Max Operating: 58V DC, Amps Max Operating: 300A per block, Terminal Fuses Avail.: 30A-300A, Terminal Stud Size: 5/16"-18 (8mm), Mounting Hole Size: #10 (5mm)3/8"
Specifications:
| Materials & Construction | |
| Outer Material | Plastic |
| Product Details | |
| Connector Type | Screw |
| Fuse Type | Terminal |
| Gauge | 1.0 |
| Item model number | 5191 |
| Number Of Contacts | 1 |
| Type | Fuse Blocks |
| Sizing & Dimensions | |
| Weight | 1.6 ounces |
| Technical Specifications | |
| Connector Type | Screw |
| Voltage | 58 Volts |
