Blue sea systems Thermal Circuit Breaker Switch 120A

Secure your high-amperage DC systems with the BLUE SEA SYSTEMS 187-Series Thermal Circuit Breaker. This 120A, waterproof, surface-mount switch combines breaker and ON/OFF functionality for crucial protection of marine, RV, and off-grid applications. Its Trip Free design ensures safety during faults, preventing hold-ON. Built for extreme durability and intuitive operation, it’s ignition protected and IP67 rated. Ideal for bow thrusters, windlasses, and large battery banks, offering reliable control and peace of mind