Blue Sea Systems 187-Series 30A Thermal Circuit Breaker - Panel Mount

This Blue Sea Systems 187-Series thermal circuit breaker combines switching and circuit protection in a single, waterproof device. Designed for reliable performance in marine environments, this 30-amp unit features a trip-free design that cannot be held in the ON position during a fault.

• Ignition Protected: Meets SAE J1171 requirements for safe installation on gasoline-powered boats.
• Installation-Friendly: Features a self-trimming case for use with standard hole saws and recessed mounting holes for a clean aesthetic.
• Robust Connectivity: Equipped with large 5/16" terminal studs to accommodate heavy-gauge wire lugs.
• Operational Status: Clear, single-lever operation with vertical or horizontal orientation provides visible indication of trip status.
• Circuit Breaker Class: Type III - Switchable, manual reset, trip-free.
• Operating Specs: 48V DC maximum voltage rating with a temperature range of -25°C to +82°C.
• Interrupt Ratings: 5,000A at 12V DC, 3,000A at 24V DC, and 1,500A at 42V DC.
• Regulatory Note: This product contains chemicals, including di(2-ethylhexyl)phthalate (DEHP), known to the State of California to cause cancer, birth defects, or other reproductive harm.