Blue Sea Terminal Fuse, 125 Amp, Green
Free returns on all eligible orders
You have 30 days to request a return. All sale items are final sale.
Protect large DC battery bank circuits with a Marine Rated Battery Fuse (MRBF) built for ignition-protected installations. This Blue Sea Terminal Fuse features a clear window for quick visual confirmation if the fuse has blown, and it’s color-coded for easy amperage identification.
Key Features
- 125 amp terminal fuse for DC main circuit protection
- Interrupt rating satisfies ABYC requirements for DC main circuit protection on large battery banks
- Ignition protected for safe installation aboard gasoline powered boats
- Clear window provides visual indication of the blown fuse condition
- Color-coded for each amperage for quick identification
Intended Use
- DC main circuit protection on large battery banks
- Marine inverter feeds
- Marine windlass circuits
- Bow thruster circuits
Product Details
- Product title: Blue Sea Terminal Fuse, 125 Amp, Green
- SKU/Part number: 661-5184
- Color: Green
- Amperage rating: 125 Amp
- Type: Terminal fuse (MRBF)
- Visual feature: clear blown-fuse window
- Service note: Requires a terminal fuse block—do not mount directly to the battery terminal.
Parts Desk Insights
Best Use Case: Ideal as the terminal fuse for a battery-bank DC main protection setup where ignition protection and quick blown-fuse identification are important (e.g., larger battery banks supporting inverters, windlasses, or bow thrusters).
Common Issues: Common install mistakes include mounting the fuse directly to the battery terminal (it must be used with the correct terminal fuse block) and mis-matching the fuse amperage to the system it’s protecting—use the color code to confirm the correct rating before powering up.
Related Products & Accessories
- Terminal Fuse Block (for MRBF terminal fuses) - Pair with the appropriate terminal fuse block for MRBF terminal fuses (do not mount the fuse directly to the battery terminal).
Shipping information
In-stock and OEM parts: ship same or next business day.
Locally warehoused items: ship within 1-3 business days.
Special-order items: timeline confirmed after order.
Returns & warranty
Returns & Satisfaction Guarantee
We stand firmly behind the quality of every product we sell. Your confidence matters to us — and we back it with a straightforward 30-Day Satisfaction Guarantee.
If you are not fully satisfied, you may request a return within 30 days of delivery. All returns must receive pre-approval prior to being sent back. Unauthorized returns will not be accepted.
To qualify for a return:
Item must be in new, unused condition
Product must be in its original packaging
All parts, components, hardware, manuals, and accessories must be included
Packaging must be undamaged and suitable for resale
Important:
Electronics are strictly inspected. No returns on open-box electronics. Exceptions may apply only with prior written approval. Any electronic unit that has been installed, powered, activated, or altered may not be eligible for return.
We are serious about product integrity — and equally serious about taking care of our customers. If there is ever a product issue, contact us immediately so we can make it right.
For return authorization, please contact our support team before shipping anything back.