3120-N321-P7T1-W02L-4A The E-T-A 3120-N321-P7T1-W02L-4A is a two-pole thermal circuit breaker with a 4A current rating and a 415V voltage rating. It features a panel mount design and a rocker actuator.
Mfr Part #:

3120-N321-P7T1-W02L-4A

Mfr Name: ETA
ETA
The E-T-A 3120-N321-P7T1-W02L-4A is a two-pole thermal circuit breaker with a 4A current rating and a 415V voltage rating. It features a panel mount design and a rocker actuator.
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$ Price Range: $0.99

3120-N321-P7T1-W02L-4A 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
Mounting Type
Number of Poles
Storage Temperature
Tape & Reel
Voltage Rating

3120-N321-P7T1-W02L-4A Description

Short technical summary and product information.

This E-T-A 3120-N321-P7T1-W02L-4A is a two-pole thermal circuit breaker designed for overcurrent protection and switch functionality. It operates with a current rating of 4A and a voltage rating of up to 415V AC.

 

The breaker utilizes a thermal bimetal trip element and offers a positively trip-free mechanism for reliable disconnection. It is suitable for panel mounting and features a rocker actuator for operation. The internal resistance per pole is less than 0.02 Ohms.

 

Typical applications for this type of circuit breaker include motors, pumps, transformers, and cables. It is designed for easy and quick resetting after tripping, ensuring maximum equipment availability. The device is also approved by CSA, GB, IEC, and UL standards.

 

This component is compliant with RoHS3 standards and has an MSL rating of 1. It is designed for robust performance in various industrial and professional settings.

3120-N321-P7T1-W02L-4A Quick Information

Product Type: Thermal Circuit Breaker
Series: T1
Canonical Name: E-T-A 3120-N321-P7T1-W02L-4A Thermal Circuit Breaker
Subcategory: Thermal

3120-N321-P7T1-W02L-4A Compliance

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

3120-N321-P7T1-W02L-4A Estimated Pricing

Qty Low High
1+ $0.99 $0.99

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

3120-N321-P7T1-W02L-4A Features

  • Two-pole thermal circuit breaker.
  • Rated for 4A current.
  • Supports up to 415V AC operation.
  • Panel mount with rocker actuator.
  • Low internal resistance per pole.

3120-N321-P7T1-W02L-4A Applications

  • Protects motors, pumps, and transformers.
  • Suitable for cable protection.
  • Used in apparatus and machine construction.
  • Ideal for professional tools.
  • Applicable in household appliances.

3120-N321-P7T1-W02L-4A FAQs

6 frequently asked questions generated from this part’s specifications.
What is the current rating of the E-T-A 3120-N321-P7T1-W02L-4A?

The current rating is 4A.

What is the voltage rating for this thermal circuit breaker?

The voltage rating is 415V AC.

How many poles does the 3120-N321-P7T1-W02L-4A have?

This circuit breaker has 2 poles.

What type of breaker is the 3120-N321-P7T1-W02L-4A?

It is a thermal circuit breaker.

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

The mounting type is Panel Mount.

What is the internal resistance per pole?

The internal resistance per pole is less than 0.02 Ohms.

3120-N321-P7T1-W02L-4A Alternate Parts

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3120-N354-P7T1-W04X-4A
ETA
The E-T-A 3120-N354-P7T1-W04X-4A is a two-pole thermal circuit breaker designed for overcurrent protection. It features a 4A current rating and a 415V voltage rating.
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3120-N521-H7T1-W02D-X3120-U0100M-4A
3120-N521-H7T1-W02D-X3120-U0100M-4A
ETA
The E-T-A 3120-N521-H7T1-W02D-X3120-U0100M-4A is a 2-pole thermal circuit breaker with a 4A current rating and 415V voltage rating. It features a panel mount design.
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