Blue Sea 5244 Fuse ATO/ATC 25 Amp 2/Pk
Free returns on all eligible orders
You have 30 days to request a return. All sale items are final sale.
Blue Sea Systems 5244 is a fast-acting ATO/ATC blade fuse set designed for reliable DC circuit protection in automotive, truck, and marine-style electrical systems—sold as a 2-pack.
Key Features
- Fast-acting ATO/ATC blade fuse style
- Tin-plated connector blades for corrosion resistance
- Visible indication of a blown condition
- 25 Amp rating
- Maximum voltage: 32V DC
- Interrupt capacity: 1000 Amperes DC
- 2-pack
Intended Use
- DC circuit protection in fuse blocks and fuse holders that accept ATO/ATC blade fuses
- Replace ATO/ATC fuses in compatible marine and automotive electrical panels
Product Details
- Brand/System: Blue Sea Systems
- Model/Part Number: 5244
- Fuse Type: ATO/ATC (blade fuse style)
- Amperage Rating: 25 Amp
- Package Quantity: 2 fuses per pack
- Maximum Voltage: 32V DC
- Interrupt Capacity: 1000A (DC)
- Connector Blades: Tin-plated (corrosion resistance)
- Blown Condition: Visible indication
- Marisol SKU/Variant Identifier: 661-5244
Parts Desk Insights
Best Use Case: Use as a replacement or spare ATO/ATC fuse where your fuse holder or fuse block is designed for 25A blade fuses and you want a fast-acting, high interrupt-capacity protection device.
Common Issues: If a fuse keeps blowing, it typically indicates an overload or short downstream. Check for damaged wiring, incorrect load, and confirm the fuse holder is fully seated and correctly matched to the ATO/ATC blade style before replacing.
Related Products & Accessories
- ATC Fuse Kit - 6-Piece (Blue Sea Systems 5287) - A mixed kit option for stocking multiple fuse sizes.
- Blue Sea 5244 ATO / ATC Fuse - 25 Amp (manufacturer page) - Product specifications and compatibility notes from the brand.
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.