Fuse Mega 250 Amp/32 Volt
Free returns on all eligible orders
You have 30 days to request a return. All sale items are final sale.
Protect demanding DC circuits with the Blue Sea Systems MEGA Fuse rated 250 Amps / 32 Volts DC. Engineered for reliable, high-current overcurrent protection—commonly used for main battery feeds, inverters, windlasses, and high-output alternator charging systems.
Key Features
- 250 Amp rating for high-current DC protection
- 32V DC maximum voltage
- 2000A DC interrupt capacity for fault clearing
- MEGA fuse format designed for MEGA fuse holders
- Cost-effective circuit protection for typical 100–300 Amp applications (when used with the appropriate MEGA holder)
Intended Use
- Marine and automotive DC electrical distribution
- Main battery feed circuit protection
- Inverter circuit protection
- Windlass/anchor winch circuit protection
- High-output alternator feed protection
Product Details
- Blue Sea Systems MEGA Fuse (MEGA® / AMG® style)
- Rating: 250 Amp
- Voltage rating: 32 Volts DC
- Interrupt capacity: 2000 Amps DC
- Fuse format: MEGA fuse
- SKU: 661-5107
- Product type: Breakers, Fuses & Fuse Holders
Parts Desk Insights
Best Use Case: Use this MEGA fuse as the overcurrent protection device for high-draw DC loads—especially at the main battery feed—when paired with a compatible MEGA fuse holder/block.
Common Issues: If a DC fuse repeatedly opens, check the circuit for overloads, short circuits, or incorrect fuse sizing for the wire gauge/continuous load. Also confirm you’re using a MEGA-rated fuse holder/block designed for this MEGA/AMG fuse style.
Related Products & Accessories
- MEGA / AMG Fuse Block (compatible with MEGA/AMG fuses) - Browse MEGA fuse holders/fuse blocks to match this MEGA fuse format.
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.