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The OptiFuse 141050 is a robust circuit breaker engineered for demanding environments, offering a 50A current rating and a 42VDC voltage rating. This Type I auto-reset breaker is built with a thermoset plastic body (UL94V-0) and nickel-plated terminals, ensuring durability and reliability.
Designed for harsh conditions, it boasts an IP67 ingress protection rating, making it waterproof and suitable for applications where exposure to the elements is a concern. The breaker meets stringent industry standards including SAE J553, IEC 60934, and SAE J1171, and is ignition protected. Its interrupting rating is 3000A at 30VDC (ABYC E-11).
The 141050 features a panel mount design with 1/4”-28 stud terminals, requiring a maximum torque of 10.3 N.m. It operates reliably within a temperature range of -32°C to 82°C. This circuit breaker is ideal for protecting electrical systems in marine, automotive, and industrial applications where high current protection and environmental resistance are critical.
42VDC.
-32°C to 82°C.
50A.
3000A at 30VDC.
IP67.
Yes, it is an automatic reset circuit breaker.
Yes, ignition protected per SAE J1171.