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Description
MRF2913-150 MARINE FUSE CERAMICCross References Brand Manufacturer Part Number Blue Sea Systems 5187 Bussmann MRBF 150, BK MRBF 150 CTO USA (Main Product) MRF2913 150 Littelfuse 0581150, 581150, 0581150. X Technical Specifications Feature Details Value Product Name Marine Rated Battery Fuse (MRBF) Ceramic Cube Fuse Product Code MRF2913 150 Amperage Rating 150 Amps (150A) Maximum Voltage Rating 58V DC Interrupt Rating 10,000A @ 14V DC 5,000A @ 32V DC 2,000A @ 58V DC Fuse Body
Cross References
| Brand / Manufacturer | Part Number |
|---|---|
| Blue Sea Systems | 5187 |
| Bussmann | MRBF-150, BK/MRBF-150 |
| CTO USA (Main Product) | MRF2913-150 |
| Littelfuse | 0581150, 581150, 0581150.X |
Technical Specifications
| Feature | Details / Value |
|---|---|
| Product Name | Marine Rated Battery Fuse (MRBF) / Ceramic Cube Fuse |
| Product Code | MRF2913-150 |
| Amperage Rating | 150 Amps (150A) |
| Maximum Voltage Rating | 58V DC |
| Interrupt Rating | 10,000A @ 14V DC / 5,000A @ 32V DC / 2,000A @ 58V DC |
| Fuse Body Material | Heavy-Duty Weatherproof Ceramic Housing |
| Terminal Material | Tin-Plated Copper Alloy Core Elements |
| Product Group | Starters / Alternators / Electrical - Components - Fuses |
| Category | Marine Fuses |
| UPC Code | 402500980231 |
| Item Gross Weight | 0.062 lbs |
| Status | Active |
Applications & Compatibility Guide
| Category | Usage & Universal Compliance Guidelines |
|---|---|
| Recommended Use | • Specially engineered for space-constrained marine and heavy automotive electrical environments. Ideal for primary main battery terminal branch protection, mid-sized power inverters, high-output alternators, windlasses, and electric bow thruster sub-circuits. |
| Universal Compatibility | • Universally compatible with all standard single, dual, or triple post MRBF (Marine Rated Battery Fuse) terminal blocks, holders, and mounting bars. • Widely utilized in commercial watercraft, recreational yachts, off-grid solar power battery banks, specialized fleet service trucks, RV master disconnect networks, and heavy machinery auxiliary power modules. |
| Purpose & Function | • Acts as a critical high-amperage, fast-acting circuit barrier directly at the battery source to prevent devastating main wiring harness damage or localized thermal failure loops. • Features an ignition-protected design (complying with SAE J1171 standards) that safely isolates internal electrical arcs, making it entirely safe for installation within enclosed marine engine compartments and spaces containing gasoline or diesel fuel environments. |
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.6 ★★★★★
Based on 28 reviews
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Product Reviews
★★★★★ 5
Exelente
Size: For 85-300 HP
Exelente
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Reviewed in the United States on March 21, 2026
★★★★★ 5
Good as new
Size: Package Dimensions 6.02 x 4.02 x 2.05 inches
Fitment was great and works as it should. Good quality
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Reviewed in the United States on March 19, 2025
★★★★★ 3
Incorrect motor listed. Far smaller impeller than what's in the 6 horse johnson.
Size: For 5.5HP 6HP 7.5HP
It seems to be of good quality. However it does not fit a 6 horse johnson as it states. Therefore it will not pump water or function for my purposes. It was a waste of money.
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Reviewed in the United States on October 15, 2025
★★★★★ 5
Good product
Worked for what I needed. Fit great and easy to install.
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Reviewed in the United States on March 24, 2026
★★★★★ 5
Old Merc Inline 6s - 1500, 1400, 1250, 1150
This is the second time I purchased from them. The kits are good quality, and impeller is durable. Pictures is the initial one I purchased from them two seasons ago. It had hundreds of hours on it, plus me accidentally cooking it for 3 mins without water hooked up to the engine - which is why I purchased it again. Given 2 seasons of use and my recent screw up it held up well.
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Reviewed in the United States on August 11, 2024