Blue Sea Systems 7142 187 Series DC Circuit Breaker - Surface Mount, 80 Amps
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You have 30 days to request a return. All sale items are final sale.
Blue Sea Systems 7142 (187 Series) is a surface-mount, 80A DC circuit breaker designed to combine switching and circuit protection in a single device for demanding marine-style electrical systems.
Key Features
- Single lever operation is clearly visible
- Ignition protected to SAE J1171 for safe installation aboard gas-powered boats
- Weather resistant
- Surface mount design
- 5/16-18 terminal studs
- Maximum voltage: 42 volts DC
Intended Use
- 12V/24V/typical small-DC marine electrical circuits requiring ignition-protected switching and overcurrent protection
- DC accessory and distribution systems that use panel or surface-mounted breaker-style protection
Product Details
- Blue Sea Systems 7142 187 Series DC Circuit Breaker - Surface Mount, 80 Amps
- SKU/SKU reference on product data: 661-7142
- Type: DC circuit breaker with switching and circuit protection combined (187 Series)
- Mounting style: Surface mount
- Rated current: 80 amps
- Terminal stud size: 5/16-18
- Maximum voltage: 42 volts DC
- Ignition protection: Conforming to SAE J1171
- Built for: Weather resistant installations
Parts Desk Insights
Best Use Case: Use for DC branch protection where you need both a manual switch action and overcurrent protection in one surface-mounted breaker.
Common Issues: When installing, verify the panel/surface mounting footprint and mating clearances match the chosen location. Also double-check conductor gauge and terminal preparation for the 5/16-18 studs so the connection is secure and properly tightened.
Related Products & Accessories
- Browse Circuit Breakers - Explore additional breaker and fuse protection options for DC and distribution needs.
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.