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The E-T-A 3120-F321-P7T1-W01D-4A is a thermal circuit breaker designed for overload protection. It functions as an ON/OFF switch with integral overcurrent protection, utilizing a bimetal trip element.
This 2-pole breaker has a current rating of 4A and can handle up to 250VAC or 50VDC. It features a rocker actuator for easy operation and is designed for panel mounting.
Key technical specifications include a rated voltage of AC 240V and DC 50V, with a current rating range from 0.1 to 20A. The breaker offers a typical life of 30,000 to 50,000 operations depending on the pole configuration and load type. It operates within an ambient temperature range of -30 to 60°C.
Typical applications for this circuit breaker include medical and laboratory equipment, apparatus and machine construction, professional tools, household and garden appliances, office machines, audio equipment, and machine tools. It provides reliable switching behavior and international approvals.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The current rating is 4A.
The voltage rating is 250VAC and 50VDC.
This circuit breaker has 2 poles.
It uses a rocker actuator.
The mounting type is Panel Mount.
The ambient temperature range is -30 to 60 °C.