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The 3120-F321-H7T1-W19DG4-20A is a thermal circuit breaker manufactured by E-T-A. It provides overcurrent protection with a nominal current rating of 20A and is rated for 250VAC and 50VDC operation. The device features a panel mount design and a rocker actuator type, with green illumination for status indication. It is compliant with multiple standards including CSA, UL, IEC, and GB. The breaker has a typical life of 30,000 operations under inductive load conditions at 240V AC and 50V DC. It offers insulation coordination of 2.5 kV /2 reinforced insulation and dielectric strength of 3,000 VAC pole to pole. The device is suitable for use in electrical circuits requiring reliable overcurrent protection and is designed for environments with ambient temperatures ranging from -30°C to 60°C.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
It is rated for 250 VAC and 50 VDC.
The current rating is 20A.
-30 to 60 °C.
It complies with CSA C22.2 No 235, GB 17701, IEC 60934, UL1077.
It has a typical life of 30,000 operations under inductive load conditions at 240V AC and 50V DC.