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⚡ Stay powered, stay protected — the breaker that means business.
The Blue Sea Systems 285-Series Circuit Breaker is a robust, medium-duty surface mount breaker designed for 48V DC systems. Featuring a 3000A interrupt capacity and a visible reset lever, it combines circuit protection with switch functionality. Its trip-free design prevents unsafe hold-on during faults, while ignition protection and water resistance make it ideal for marine and industrial applications. Easy to install with 1/4" ring terminals and terminal caps, it’s a trusted choice for professionals demanding reliable, clear, and safe circuit control.
| Brand | Blue Sea Systems |
| Circuit breaker type | Standard |
| Current rating | 40 Amps |
| Mounting type | Surface Mount |
| Number of poles | 1 |
| Product dimensions | 3.8D x 5.1W x 7.9H centimeters |
B**R
Worst breaker.
Does not trip on even double amperes than rating.
A**R
Me customer
Expensive, but not when compared to the quality, reputation and reassurance of Bluesea products
M**M
Great quality!
Provides reliable protection for my DC to DC converter.
J**E
Quality
Blue sea quality. Second to none.
S**Y
Protection and a switch
While this does give you protection on the line it also works great as a switch to turn off that section of the system in our van. You don't want to use it as often as a light switch but when the van is parked at home I do turn it off. Saves space with two functions in one.
D**M
Only Blue Sea!
Very high quality and reputation. I only trust Blue Sea for DC electrical components.
Trustpilot
1 month ago
3 weeks ago