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This OptiFuse 253140 is a heavy-duty, high-amp, waterproof circuit breaker featuring a Type III manual reset mechanism. It is rated for 140A and a maximum voltage of 48VDC, with an interrupting rating of 3000A at 30VDC.
The circuit breaker is designed for surface mounting and has a robust construction with a thermoset plastic body (UL94V-0) and nickel-plated terminals. It meets stringent environmental and safety standards, including IP67 ingress protection and ignition protection (SAE J1171), making it suitable for demanding applications.
Key specifications include an operating temperature range of -32°C to 82°C and a 1/4”-28 stud terminal configuration. Compliance is certified under SAE J553, ABYC-E11, and UL1077 testing.
This component is ideal for applications requiring reliable overcurrent protection in harsh environments where water and dust resistance, along with ignition safety, are critical.
The OptiFuse 253140 circuit breaker has a voltage rating of 48VDC.
The OptiFuse 253140 circuit breaker is rated for 140A.
The operating temperature range for the OptiFuse 253140 circuit breaker is -32°C to 82°C.
The OptiFuse 253140 circuit breaker features a Type III manual reset.
The OptiFuse 253140 circuit breaker has an IP67 ingress protection rating.
Yes, the OptiFuse 253140 circuit breaker is ignition protected according to SAE J1171.
The OptiFuse 253140 circuit breaker complies with SAE J553, ABYC-E11, and UL1077 standards.