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⚡ Fuse your circuits with confidence — power meets precision!
The Blue Sea Systems 2151 Dual MRBF Terminal Fuse Block delivers robust 300A circuit protection in a compact, weatherproof design. Featuring an isolated stud layout compatible with standard M8 hardware, it enables easy terminal stacking and secure mounting. Ideal for marine and harsh environment applications, it safeguards critical DC circuits like main power, inverters, and windlasses with ignition protection and insulated safety caps.







| ASIN | B002INJXO6 |
| Best Sellers Rank | #11,572 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #2 in Fuse Blocks (Tools & Home Improvement) #5 in Fuse Blocks (Industrial & Scientific) |
| Brand Name | Blue Sea Systems |
| Color | Double Fuse |
| Connector Type | Screw |
| Current Rating | 300 A |
| Customer Reviews | 4.7 4.7 out of 5 stars (260) |
| Global Trade Identification Number | 00632085021511 |
| Included Components | Item |
| Item Dimensions W x H | 2.5"W x 3.5"H |
| Item Type Name | fuse boxes |
| Item Weight | 4.8 ounces |
| Manufacturer | Blue Sea Systems |
| Material Type | Plastic |
| Model | 2151 |
| Mounting Type | 3/8 inch threaded mount |
| Number Of Contacts | 2 |
| Number Of Poles | 2 |
| Number of Positions | 2 |
| Part Number | 2151 |
| UPC | 632085021511 |
| Voltage | 58 volts_of_direct_current |
| Warranty Description | As labeled |
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