Blue Sea 5244100 Fuse ATO/ATC 25 Amp 25/Pk
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Blue Sea Systems 5244100 is a 25 Amp ATO/ATC-style fast-acting fuse in a 25-pack, designed for 32V DC marine, RV, and other electrical protection applications where visible blown-fuse indication helps with quick troubleshooting.
Key Features
- Fast-acting ATO/ATC fuse for circuit protection
- Tin-plated connector blades for corrosion resistance
- Visible indication of a blown condition
- Rated for up to 32 volts DC
- Interrupt capacity: 1,000 amperes DC
Intended Use
- Electrical circuit protection for 12V/24V-class DC systems (32V DC max)
- Replacement fuse for ATO/ATC fuse holders and panels
- Use with compatible ATO/ATC-size fuse holders designed for standard blade fuses
Product Details
- Brand/Series: Blue Sea Systems
- Model/Part Number: 5244100
- Fuse Type: ATO/ATC (blade fuse)
- Amperage: 25 Amp
- Pack Quantity: 25/Pk
- SKU: 661-5244100
- Tin-plated connector blades for corrosion resistance
- Visible indication of blown condition
- Maximum Voltage: 32 volts DC
- Interrupt Capacity: 1000 Amperes DC
- Weight: 39 grams (variant weight)
Parts Desk Insights
Best Use Case: Ideal for keeping a ready supply of ATO/ATC blade fuses on hand for electrical troubleshooting—especially when you want quick visual confirmation when a fuse has blown.
Common Issues: Common service-time issues include using the wrong fuse rating/type for the holder (verify ATO/ATC blade size and amperage), and corrosion or poor contact—tin-plated blades help, but still confirm the fuse fully seats in the holder and inspect mating contacts if fuse changes don’t resolve the fault.
Related Products & Accessories
- Browse Fuse & Fuse Holder Accessories - Browse the Fuses and Fuse Holders category for compatible ATO/ATC fuse holders and related electrical protection items.
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.