Blue Sea 5245 Fuse ATO/ATC 30 Amp 2/Pk
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Blue Sea 5245 ATO/ATC 30 Amp fast-acting fuse pair (2/pk) for DC circuit protection in automotive and marine-style 12V systems. Tin-plated connector blades help resist corrosion, and the fuse provides visible indication when it has blown.
Key Features
- Fast-acting type fuses for electronic device and DC circuit protection
- 30 Amp rating
- Maximum voltage: 32V DC
- Interrupt capacity: 1000A DC
- Tin-plated connector blades for corrosion resistance
- Visible indication of blown condition
- Sold as a 2-pack
Intended Use
- DC circuit protection for vehicle-style electrical systems
- Marine-style DC distribution systems using ATO/ATC fuse holders
- Systems with compatible ATO/ATC blade fuses (30A)
Product Details
- Brand/Series: Blue Sea Systems
- Part number: 5245
- Fuse type: ATO/ATC
- Amperage: 30 Amp
- Quantity: 2 pack
- Maximum voltage: 32 volts DC
- Interrupt capacity: 1000 Amperes DC
- Connector blade finish: Tin-plated
- Blown condition indication: Visible indication of blown condition
- Store SKU: 661-5245
Parts Desk Insights
Best Use Case: Use as a 30A fast-acting fuse in an appropriate ATO/ATC fuse holder to protect downstream wiring and components in a DC distribution circuit.
Common Issues: If a fuse blows repeatedly, don’t just replace it—inspect for shorts, overheating wiring, incorrect load sizing, and verify the correct fuse rating for the circuit. Also ensure the fuse is fully seated in the ATO/ATC holder for reliable connection and to prevent heat buildup.
Related Products & Accessories
- All ATO/ATC Fuses (from Blue Sea Systems) - Browse the Fuse collection for other amp ratings or related Blue Sea ATO/ATC options.
- Fuse Holders & Fuse Protection Accessories - Use with compatible ATO/ATC fuse holders and related circuit protection components.
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.