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The OptiFuse 143070 is a heavy-duty, high-amp, waterproof circuit breaker rated for 70A and 42VDC. This Type III breaker features a manual reset mechanism and is constructed with a thermoset plastic body (UL94V-0) and nickel-plated terminals.
Designed for demanding environments, it boasts IP67 ingress protection and ignition protection according to SAE J1171 standards. The breaker is panel mountable and utilizes 1/4”-28 studs with a maximum torque of 10.3 N.m. Its operating temperature range is from -32°C to 82°C.
Testing is performed according to SAE J553 and IEC 60934 standards. The interrupting rating is 3000A at 30VDC (ABYC E-11). This circuit breaker is suitable for applications requiring robust overcurrent protection in harsh conditions.
The OptiFuse 143070 is rated for 42VDC.
The OptiFuse 143070 has a current rating of 70A.
The 143070 uses a manual push-to-reset actuator.
The operating temperature range is -32°C to 82°C.
The interrupting rating is 3000A at 30VDC.
Yes, it is ignition protected per SAE J1171.
The ingress protection rating is IP67.