Blue Sea 7048 187 - Series Thermal Circuit Breaker - 150Amp

The Blue Sea 7048 187-Series Thermal Circuit Breaker—150 Amp is an essential marine-grade electrical protection system designed for serious boaters and commercial operators. This breaker is ideal for applications requiring robust 150-amp protection, such as twin-engine center consoles and fishing vessels with multiple systems.

Engineered by Blue Sea Systems, a trusted name in marine electrical reliability, this thermal breaker utilizes a bimetal strip principle to trip and cut power when current exceeds the rated threshold. This design prevents potential fire hazards and equipment damage, offering a resettable solution without the need for replacement cartridges.

The compact 5 x 2 x 7-inch footprint allows for easy integration into panel-mount applications, while its robust construction ensures resistance to vibration, corrosion, and thermal cycling in marine environments. Captains, fleet operators, and marine electricians trust the Blue Sea 7048 for reliable main distribution loads and battery charging systems.