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This E-T-A 449-S-H-FN-125A is a high-performance thermal-magnetic circuit breaker. It is designed for chassis mounting and operates as a single-pole device.
The circuit breaker has a current rating of 125A and a voltage rating of 28VDC. It features a push-to-reset actuator type and is built with a thermal-magnetic trip mechanism.
Environmental specifications include an operating temperature range of -55 to +75 °C and an ingress protection rating of IP40 for the operating area and IP00 for the terminal area. The device also meets vibration and shock resistance standards.
Typical applications for this type of circuit breaker include heavy-duty vehicles, battery systems, and process control.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The voltage rating is 28 VDC.
The current rating is 125A.
It uses a thermal magnetic trip mechanism.
It is a chassis mount type.
It operates from -55°C to +75°C.
The ingress protection rating is IP40.
It is certified by CSA C22.2 No 235 and UL1077.