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The E-T-A 808-B-4A is a miniaturized magnetic overcurrent circuit breaker designed for printed circuit board mounting. It features a high-speed operating mechanism with manual push/pull on/off actuation. This single-pole breaker has a current rating of 4A and a voltage rating of 120V AC.
Key technical data includes an internal resistance of less than or equal to 0.02 Ohms at 4A, an operating temperature range of -30 to +70 °C, and an interrupting capacity of 2,000A at 120V AC. It is approved by CSA and UL.
Typical applications for the 808 series include printed circuit boards and components, as well as safety and control systems. The breaker is designed for low temperature sensitivity and offers a typical life of 6,000 operations at 5A for the switching circuit.
The current rating is 4A.
The voltage rating is 120V.
It is a magnetic overcurrent circuit breaker.
It is designed for PCB mounting.
The operating temperature range is -30 to +70 °C.
It is approved by CSA C22.2 No 235 and UL1077.