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The E-T-A 3120-N31A-H7T1-W12LY3-12A is a thermal circuit breaker that combines overcurrent protection with an ON/OFF switch function. It is part of the 3120-N series and is designed for applications requiring reliable overload protection for motors, pumps, transformers, and cables.
This single-pole breaker has a current rating of 12A and is suitable for AC voltages up to 240V and DC voltages up to 50V. It features a rocker actuator for manual operation and a panel mount design for easy integration into equipment.
The device utilizes a thermal-bimetal trip element and a positively trip-free mechanism to ensure reliable disconnection. It is designed for quick and easy resetting after tripping, minimizing equipment downtime. The breaker is approved by CSA, KTL, UL, and VDE, indicating compliance with various safety standards.
Typical applications include medical and laboratory equipment, apparatus and machine construction, professional tools, household and garden appliances, office machines, audio equipment, and machine tools.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The circuit breaker operates at 240V AC and 50V DC.
The current rating is 12A.
It is a thermal breaker.
It has one pole.
It is designed for panel mounting.
The illumination color is white.
The nominal illumination voltage is 115V.