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The OptiFuse 253100 is a Type III manual reset circuit breaker designed for heavy-duty applications. It offers a robust 100A current rating and a 48VDC voltage rating, making it suitable for demanding electrical systems.
This circuit breaker is built to withstand harsh environments, featuring a waterproof design with an IP67 ingress protection rating. It is also ignition protected according to SAE J1171 standards, ensuring safety in potentially explosive atmospheres. The operating temperature range is from -32°C to 82°C (-25°F to 180°F).
Constructed with a thermoset plastic body (UL94V-0) and nickel-plated terminals, the 253100 is durable and reliable. It utilizes a surface mount design with 1/4”-28 studs for secure connections. The interrupting rating is 3000A at 30VDC, providing significant protection against overcurrent faults.
100A nominal.
48VDC.
3000A at 30VDC for models up to 150A.
-32°C to 82°C.
Manual (Type III).
IP67.
Yes, it is SAE J1171 ignition protected.