


⚡ Fuse your circuits with confidence — power, protection, and precision in one sleek block!
The Blue Sea Systems MRBF Terminal Fuse Block delivers robust 300A current protection with a compact, weatherproof design ideal for marine and harsh environment applications. Featuring a unique isolated M8 stud design for easy terminal stacking and an insulating cap to prevent shorts, it’s engineered for high-performance DC main, inverter, windlass, and bow thruster circuits.







| ASIN | B0019ZBTV4 |
| Best Sellers Rank | #66,519 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #129 in Fuses & Holders |
| Brand Name | Blue Sea Systems |
| Centerline Length | 2.4 Inches |
| Color | Single Fuse |
| Colour | Single Fuse |
| Connector Type | Screw |
| Connector type | Screw |
| Country Of Origin | USA |
| Current Rating | 300 Amps |
| Current rating | 300 Amps |
| Customer Reviews | 4.6 out of 5 stars 905 Reviews |
| Global Trade Identification Number | 00632085051914 |
| Item Dimensions W x H | 6.4W x 5.1H centimeters |
| Item Weight | 0.1 Pounds |
| Manufacturer | Blue Sea Systems |
| Material | Plastic |
| Material Type | Plastic |
| Model | 5191 |
| Mounting Type | Panel Mount |
| Mounting type | Panel Mount |
| Number Of Contacts | 10 |
| Number Of Poles | 1 |
| Number of Positions | 1 |
| Number of contacts | 10 |
| Part Number | 5191 |
| Specification Met | Sea |
| Temperature Range | -2E+1 Degrees Celsius |
| UPC | 632085051914 |
| Unit Count | 1 Count |
| Upper Temperature Rating | 85 Degrees Celsius |
| Voltage | 58 Volts |
M**T
Neat arrgt. but pricey
T**S
Blue sea fuse blocks
A**R
Good battery level protection
P**W
Great Quality
E**T
Misleading picture and description - fuse missing on delivered item
TrustPilot
1 周前
2 周前