Blue Sea 285 Series Circuit Breaker - Surface Mount 100A

Reliable medium-duty protection with integrated switching and manual reset safety

This thermal circuit breaker provides dependable protection for DC electrical systems where both switching control and overcurrent protection are needed. Designed as a direct replacement for standard marine and automotive breakers, it delivers stable performance, clear fault indication and safe operation across a wide temperature range. Its rugged construction, ignition protection and weather-resistant design make it ideal for demanding environments.

Key Features

• Medium-duty circuit protection: Delivers reliable overcurrent protection for a wide range of DC loads.
• Integrated switching functionality: Combines on/off switching with circuit breaker protection for simplified system design.
• Visible reset lever: Provides clear indication when the breaker is open or has tripped.
• Ignition-protected safety: Suitable for installation near gasoline engines, meeting SAE J1171 ignition protection standards.
• Weather-resistant construction: Designed for harsh marine and outdoor environments with consistent long-term durability.
• Trip-free mechanism: Prevents the breaker from being forced closed after tripping, ensuring safe operation.
• Direct replacement compatibility: Matches the footprint of common 185-Series breakers for easy upgrades or repairs.

A durable, safety-focused breaker that provides dependable switching, clear fault indication and trusted protection for marine, automotive and off-grid electrical systems.