Fuse Mega 100 Amp/32 Volt
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Protect demanding DC circuits with a Blue Sea Systems MEGA fuse rated 100 Amps / 32 Volts DC. Designed for high-current marine and automotive electrical systems, this MEGA-format fuse helps deliver reliable overcurrent protection for main feeds and other large loads.
Key Features
- 100 Amp DC rating for high-current circuit protection
- 32V DC maximum voltage
- 2000 Amp DC interrupt capacity for confident fault clearing
- MEGA fuse format for use with standard MEGA fuse holders/blocks
- Economical choice for 100–300 Amp circuit protection setups
Intended Use
- Marine DC electrical systems
- Automotive DC electrical systems
- Main battery feeds and other high-current DC branch circuits
- Inverter, windlass, and other high-draw DC loads
Product Details
- Product: Fuse Mega 100 Amp/32 Volt
- Brand: Blue Sea Systems (tag: blue-sea-systems)
- Fuse type/format: MEGA
- Rating: 100 Amp
- Voltage: 32 Volt DC
- Interrupt capacity: 2,000 Amp DC
- SKU/part number: 661-5101
- Quantity: 1 (per retail fuse; supported by the base part listing as a single fuse)
Parts Desk Insights
Best Use Case: Use this MEGA fuse as the overcurrent protection device for large DC circuits—especially when you need robust interruption capability and a MEGA fuse format at the battery feed or near a distribution point.
Common Issues: Common install mistakes include selecting the wrong fuse voltage rating, using an incompatible fuse holder/block (not MEGA format), and underestimating upstream wiring/connections heat and voltage drop—verify fuse placement per your circuit design and confirm mating components match the MEGA system.
Related Products & Accessories
- MEGA / AMG Fuse Block (100–300A with Cover) - Often paired with MEGA/AMG fuses to create a complete protected circuit—browse the fuse holder/block category to match your setup.
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.