Blue Sea Systems 285 Series DC Cirucit Breaker - Panel Mount
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The Blue Sea Systems 285 Series DC Circuit Breaker (panel mount) provides medium-duty DC circuit protection for marine and off-grid DC power systems—designed to meet common installation needs while offering a clear visual indication of breaker status.
Key Features
- Medium duty circuit protection for 25 to 200 amp loads (when switching and circuit protection are both required).
- “Trip-free” design: cannot be held closed after a trip.
- Visible reset lever shows the open condition.
- 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.
Intended Use
- Marine DC electrical systems (battery, distribution, and protection).
- Off-grid and RV DC power distribution and switching.
- General-purpose DC circuit protection where a panel-mount thermal DC breaker is used.
Product Details
- Type: DC circuit breaker (panel mount).
- Series: 285 Series.
- Brand: Blue Sea Systems.
- SKU: 661-7087.
- Protection range (stated): for 25 to 200 amp loads when switching and circuit protection are both required.
- Trip-free operation (cannot be held closed after trip).
- Visual status indication: visible reset lever shows open condition.
- Drop-in replacement: 185-Series circuit breakers.
- Maximum operating voltage: 48V DC.
- External ignition protection: meets SAE J1171 requirements.
- Ingress/immersion protection: IP67, immersion up to 1 meter for 30 minutes.
Parts Desk Insights
Best Use Case: Use for DC distribution where you need both switching and circuit protection, and where clear visual indication of tripped/open status is important on a panel.
Common Issues: If the breaker trips repeatedly, verify load current draw (including start/inrush conditions when applicable) and check for downstream short circuits or wiring faults. Also confirm the breaker’s panel opening/fit matches the existing 185-Series layout before final installation.
Related Products & Accessories
- Browse circuit breakers and electrical protection devices - Look for matching Blue Sea Systems breakers, fuse/breaker accessories, and panel components used for DC power protection and switching.
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.