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The E-T-A 3120-N series thermal circuit breaker, model 3120-N501-N7Q1-W01F-20A, combines overcurrent protection with an ON/OFF switch function. It utilizes a thermal-bimetal trip element and is suitable for overload protection of motors, pumps, transformers, and cables.
This 2-pole breaker has a current rating of 20A and a voltage rating of 415V AC (also available with DC 50V). It is designed for panel mounting and features a rocker actuator. The breaker is approved by CSA, GB, IEC, and UL standards.
Key features include a positively trip-free mechanism for reliable disconnection and quick resettability after tripping. Its compact design and expandable functionality through add-on modules make it versatile for various applications. Typical applications include medical and laboratory equipment, apparatus and machine construction, professional tools, and household appliances.
| 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 415V AC and 50V DC.
The current rating is 20A.
This circuit breaker has 2 poles.
It is a thermal circuit breaker.
It is a panel mount type.
It is approved by CSA C22.2 No 235, GB 17701, IEC 60934, and UL1077.