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This OptiFuse 353040 is a Type III manual reset circuit breaker, engineered for heavy-duty applications requiring high amperage and water resistance. It features a robust thermoset plastic body with nickel-plated terminals and a surface mount design.
Key electrical specifications include a 40A current rating and a 48VDC voltage rating. The breaker is designed to meet stringent environmental and safety standards, boasting an IP67 ingress protection rating for water and dust resistance, and ignition protection compliant with SAE J1171.
It is suitable for various automotive and marine applications where reliable circuit protection is critical. The manual reset functionality ensures easy operation after a trip event. Compliance with SAE J553 and ABYC-E11 testing standards further validates its performance in harsh conditions.
The operating voltage rating is 48 VDC.
The current rating is 40 A.
The interrupting rating is 3000 A at 30 VDC for models up to 150 A.
The operating temperature range is -32°C to 82°C.
It uses surface mount mounting.
It has a manual reset with push-to-reset actuator.