OptiFuse OptiFuse 153120 Surface Mount Circuit Breaker, Type III Manual Reset, 120A, 42VDC 153120

The OptiFuse 153120 is a surface mount circuit breaker designed for high amperage applications, rated at 120A and suitable for 42VDC systems. It features a Type III manual reset mechanism and is constructed from thermoset plastic that meets UL94V-0 standards. This circuit breaker has an interrupting rating of 3000A at 30VDC, making it suitable for heavy-duty use in environments such as RVs, marine applications, and emergency vehicles. The operating temperature range is from -40¬8F to 185¬8F (-40¬8C to 85¬8C), ensuring reliable performance in extreme conditions. It is also ignition protected according to SAE J1171 and has an ingress protection rating of IP67, indicating it is waterproof and dust-tight. The circuit breaker is designed for easy installation with a surface mount configuration and requires a maximum torque of 10.3 N¬?m for mounting.