Blue Sea 5242 Fuse ATO/ATC 15 Amp 2/Pk
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You have 30 days to request a return. All sale items are final sale.
Blue Sea 5242 ATO/ATC 15 Amp fuse is a fast-acting blade fuse designed for DC circuit protection, featuring corrosion-resistant tin-plated connector blades and visible blown-fuse indication.
Key Features
- Fast-acting ATO/ATC blade fuse for DC circuit protection
- Tin-plated connector blades for corrosion resistance
- Visible indication of blown condition
- Rated 15 Amp
- Maximum voltage: 32 volts DC
- Interrupt capacity: 1000 Amperes DC
- 2-pack (two fuses total)
Intended Use
- Marine DC electrical systems (ATO/ATC fuse holders)
- 12V DC / 24V DC equipment and accessories that use ATO/ATC blade-style fuses
Product Details
- Brand/Series: Blue Sea Systems
- Model: 5242
- Fuse type: ATO/ATC blade fuse
- Amps: 15 Amp
- Pack quantity: 2/Pk
- Connector blade finish: Tin-plated (for corrosion resistance)
- Visible blown condition indication
- Maximum voltage: 32V DC
- Interrupt capacity: 1000A DC
- SKU: 661-5242
- Variant barcode: omitted (value appears in scientific notation and can’t be safely presented)
Parts Desk Insights
Best Use Case: Ideal for replacing or stocking ATO/ATC-style fuses used in DC circuits where quick fault interruption and easy “at-a-glance” status checks are important.
Common Issues: If a fuse continues to blow, don’t up-rate the fuse—inspect wiring, load draw, and the fuse holder contacts for corrosion or looseness, and confirm the circuit rating matches the installed fuse.
Related Products & Accessories
- Browse fuse holders and related circuit protection for ATO/ATC blades - Use the Electrical & Accessories → fuse holder/circuit protection categories to find a compatible holder for this ATO/ATC blade fuse.
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.