3120-N521-P7T1-W19LG4-12A The E-T-A 3120-N521-P7T1-W19LG4-12A is a 2-pole thermal circuit breaker with a 12A current rating and 415V voltage rating. It features a rocker actuator and panel mount design.
Mfr Part #:

3120-N521-P7T1-W19LG4-12A

Mfr Name: ETA
ETA
The E-T-A 3120-N521-P7T1-W19LG4-12A is a 2-pole thermal circuit breaker with a 12A current rating and 415V voltage rating. It features a rocker actuator and panel mount design.
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$ Price Range: $0.99

3120-N521-P7T1-W19LG4-12A Specifications Quick View

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

3120-N521-P7T1-W19LG4-12A Description

Short technical summary and product information.

The E-T-A 3120-N521-P7T1-W19LG4-12A is a two-pole thermal circuit breaker that 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. The breaker can be easily and quickly reset after tripping.

 

Key electrical specifications include a voltage rating of 415V and a current rating of 12A. The device is designed for panel mounting and features a rocker actuator. It also includes green illumination at a nominal voltage of 230V.

 

This thermal circuit breaker is approved by CSA, GB, IEC, and UL standards. It is suitable for various applications including medical and laboratory equipment, apparatus and machine construction, professional tools, and household appliances.

3120-N521-P7T1-W19LG4-12A Quick Information

Product Type: Thermal Circuit Breaker
Canonical Name: E-T-A 3120-N521-P7T1-W19LG4-12A Thermal Circuit Breaker
Subcategory: Thermal Circuit Breaker

3120-N521-P7T1-W19LG4-12A Compliance

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

3120-N521-P7T1-W19LG4-12A Estimated Pricing

Qty Low High
1+ $0.99 $0.99

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

3120-N521-P7T1-W19LG4-12A Features

  • Two-pole thermal circuit breaker/switch combination.
  • Rated for 415V AC and 12A current.
  • Panel mount design with rocker actuator.
  • Features green illumination at 230V.
  • Approved by CSA, GB, IEC, and UL.

3120-N521-P7T1-W19LG4-12A Applications

  • Ideal for motor overload protection.
  • Suitable for pumps and transformers.
  • Used in machine construction applications.
  • Applicable in medical equipment.
  • Designed for household appliances.

3120-N521-P7T1-W19LG4-12A FAQs

4 frequently asked questions generated from this part’s specifications.
What is the voltage rating of the E-T-A 3120-N521-P7T1-W19LG4-12A?

The voltage rating is 415V.

What is the current rating of this thermal circuit breaker?

The current rating is 12A.

How many poles does the 3120-N521-P7T1-W19LG4-12A have?

It has 2 poles.

What type of breaker is the 3120-N521-P7T1-W19LG4-12A?

It is a thermal circuit breaker.

3120-N521-P7T1-W19LG4-12A Alternate Parts

Same form/fit/function or matching attribute configuration across different manufacturers.
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3120-N521-P7T1-W19XG4-12A
3120-N521-P7T1-W19XG4-12A
ETA
The E-T-A 3120-N521-P7T1-W19XG4-12A is a two-pole thermal circuit breaker with a 12A current rating and 415V voltage rating. It features a panel mount design and rocker actuator.
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3120-N323-P7T1-W19KG4-12A
3120-N323-P7T1-W19KG4-12A
ETA
The E-T-A 3120-N323-P7T1-W19KG4-12A is a 2-pole thermal circuit breaker designed for overcurrent protection. It features a 12A current rating and a 415V voltage rating.
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