Blue Sea Systems 285 Series DC Cirucit Breaker - Surface Mount
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Blue Sea Systems 285 Series DC Circuit Breaker (Surface Mount) delivers medium-duty circuit protection with a visible reset lever and trip-free manual reset operation. It’s designed for DC systems up to 48V and provides both switching and overload protection in one device.
Key Features
- Medium-duty DC circuit protection for 25 to 200 amp loads when switching and circuit protection are both required.
- “Trip-free” manual reset design—cannot be held closed after trip.
- Visible reset lever shows the open/tripped condition for quick inspection.
- Drop-in replacement for 185-Series circuit breakers.
- Maximum operating voltage: 48 volts DC.
- Meets SAE J1171 external ignition protection requirements.
- IP67-protected against immersion up to 1 meter for 30 minutes (water-resistant design for marine environments).
Intended Use
- Marine DC power distribution systems requiring switchable circuit protection.
- Boat battery and feeder circuit protection where a surface-mount DC breaker is used.
- DC electrical protection applications that specify Blue Sea 285-Series / 185-Series drop-in compatibility.
Product Details
- • Brand/Series: Blue Sea Systems 285 Series DC Circuit Breaker
- • Mounting style: Surface Mount
- • SKU: 661-7181
- • Type/operation (as described): Trip-free manual reset
- • Visible reset lever: Indicates open/tripped condition
- • Maximum operating voltage: 48V DC
- • Capacity range (as described for this series): 25 to 200 amp loads
- • Ignition protection: Meets SAE J1171 external ignition protection requirements
- • Ingress protection: IP67—immersion up to 1 meter for 30 minutes
- • Replacement note (as described): Drop in replacement for 185-Series circuit breakers
- • Variant/weight (from listing): 154 grams
Parts Desk Insights
Best Use Case: Ideal for replacing or upgrading marine DC breaker installations where you need a trip-free, manual-reset breaker with a clear visual indication of an open/tripped state and ignition-protection compliance.
Common Issues: If the breaker trips, confirm the downstream load and wiring before resetting. Also verify the breaker’s mating/installation method matches your existing 185-Series breaker location, since these are intended as a drop-in replacement.
Related Products & Accessories
- Browse Circuit Breakers - Explore additional Blue Sea Systems breakers and related 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.