3120-F321-P7T1-W02D-12A The E-T-A 3120-F321-P7T1-W02D-12A is a 2-pole thermal circuit breaker with a 12A current rating and panel mount. It is designed for overload protection of motors, pumps, transformers, and cables.
Mfr Part #:

3120-F321-P7T1-W02D-12A

Mfr Name: ETA
ETA
The E-T-A 3120-F321-P7T1-W02D-12A is a 2-pole thermal circuit breaker with a 12A current rating and panel mount. It is designed for overload protection of motors, pumps, transformers, and cables.
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$ Price Range: $0.99

3120-F321-P7T1-W02D-12A Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Actuator Type
Ambient Temperature
Approval Agency
Breaker Type
Current Rating
Current Rating (Amps)
Illumination
Insulation Resistance
Mounting Type
Number of Poles
Voltage Rating

3120-F321-P7T1-W02D-12A Description

Short technical summary and product information.

The E-T-A 3120-F321-P7T1-W02D-12A is a thermal circuit breaker that combines ON/OFF switching with integral overcurrent protection, adhering to S-type TO CBE standards (EN/IEC 60934). It features a bimetal trip element and is suitable for overload protection in various applications including motors, pumps, transformers, and cables.

 

This 2-pole breaker has a 12A current rating and can operate at up to 250VAC or 50VDC. It is designed for panel mounting and offers reliable switching behavior with a positively trip-free mechanism. The actuator type is rocker.

 

Key technical data includes a rated voltage of 240V AC and 50V DC, with a current rating range from 0.1 to 20A. The typical life expectancy is rated for 30,000 operations at 1x IN under inductive or resistive load conditions. Environmental specifications include an operating ambient temperature range of -30 to 60 °C and a degree of protection of IP40 for the operating area.

 

International approvals include CSA C22.2 No 235, GB 17701, IEC 60934, and UL1077. Options such as illumination, water splash protection, auxiliary contacts, and remote trip are available for enhanced functionality.

3120-F321-P7T1-W02D-12A Quick Information

Product Type: Thermal Circuit Breaker
Canonical Name: E-T-A 3120-F321-P7T1-W02D-12A Thermal Circuit Breaker
Subcategory: Thermal Circuit Breaker

3120-F321-P7T1-W02D-12A Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

3120-F321-P7T1-W02D-12A Estimated Pricing

Qty Low High
1+ $0.99 $0.99

Estimated market price range - modelled values for guidance only, not live distributor offers.

3120-F321-P7T1-W02D-12A Features

  • Thermal circuit breaker with overcurrent protection.
  • 12A current rating for 250VAC/50VDC systems.
  • Two-pole configuration with rocker actuator.
  • Panel mount design for easy installation.
  • Reliable switching with positively trip-free mechanism.

3120-F321-P7T1-W02D-12A Applications

  • Ideal for motor overload protection.
  • Suitable for transformer protection.
  • Used for cable overload protection.
  • Applicable in medical equipment.
  • Designed for machine construction.

3120-F321-P7T1-W02D-12A FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the E-T-A 3120-F321-P7T1-W02D-12A circuit breaker?

The current rating is 12A.

What are the voltage ratings for this thermal circuit breaker?

It is rated for 250VAC and 50VDC.

How many poles does the E-T-A 3120-F321-P7T1-W02D-12A have?

This circuit breaker has 2 poles.

What type of actuator does this circuit breaker use?

It uses a rocker actuator.

What is the mounting type for this E-T-A circuit breaker?

The mounting type is Panel Mount.

What is the operating temperature range for this thermal circuit breaker?

The operating ambient temperature range is -30 to 60 °C.

What are the approval agencies for the 3120-F321-P7T1-W02D-12A?

Approval agencies include CSA C22.2 No 235, GB 17701, IEC 60934, and UL1077.

3120-F321-P7T1-W02D-12A Alternate Parts

Same form/fit/function or matching attribute configuration across different manufacturers.
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The E-T-A 3120-F551-P7T1-W01Q-12A is a thermal circuit breaker rated for 12A at 250VAC/50VDC. It features a rocker actuator and panel mount.
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The E-T-A 3120-F551-P7T1-W01Q-X3120-M2P7M-230V-12A is a 2-pole thermal circuit breaker with a 12A current rating and 250VAC/50VDC voltage rating. It is designed for panel mounting.
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3120-F321-P7T1-W01D-12A
3120-F321-P7T1-W01D-12A
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The E-T-A 3120-F321-P7T1-W01D-12A is a thermal circuit breaker with a 12A current rating and 250VAC/50VDC voltage rating. It features a panel mount design.
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3120-F621-P7T1-W02D-12A
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The E-T-A 3120-F621-P7T1-W02D-12A is a thermal circuit breaker with a 12A current rating and 250VAC/50VDC voltage rating. It features a rocker actuator and panel mount.
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