3120-F321-P7T1-W02F-3A The E-T-A 3120-F321-P7T1-W02F-3A is a 2-pole thermal circuit breaker with a 3A current rating and 250VAC/50VDC voltage rating. It features a rocker actuator and panel mount design.
Mfr Part #:

3120-F321-P7T1-W02F-3A

Mfr Name: ETA
ETA
The E-T-A 3120-F321-P7T1-W02F-3A is a 2-pole thermal circuit breaker with a 3A current rating and 250VAC/50VDC voltage rating. It features a rocker actuator and panel mount design.
Stock on Request
$ Price Range: $0.99

3120-F321-P7T1-W02F-3A 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
Operating Temperature
Voltage Rating

3120-F321-P7T1-W02F-3A Description

Short technical summary and product information.

The E-T-A 3120-F321-P7T1-W02F-3A is a thermal circuit breaker designed for overload protection of motors, pumps, transformers, and cables. It functions as an ON/OFF switch with integral overcurrent protection, utilizing a bimetal trip element.

 

This two-pole breaker has a current rating of 3A and supports a voltage rating of 250 VAC or 50 VDC. It features a rocker actuator for operation and is designed for convenient snap-in panel mounting. The breaker offers reliable switching behavior with a positively trip-free mechanism.

 

Typical applications for this series include medical and laboratory equipment, apparatus and machine construction, professional tools, household and garden appliances, office machines, audio equipment, and machine tools. Options such as illumination, water splash protection, and auxiliary contacts are available for enhanced functionality.

 

Key technical data includes an interrupting capacity of 5000A at 250 VAC (UL 1077) and 1000A at 50 VDC (UL 1077). The typical life is rated for 30,000 operations under specific load conditions.

3120-F321-P7T1-W02F-3A Quick Information

Product Type: Thermal Circuit Breaker
Series: 3120-F
Canonical Name: E-T-A 3120-F321-P7T1-W02F-3A Thermal Circuit Breaker
Subcategory: Thermal Circuit Breaker

3120-F321-P7T1-W02F-3A Compliance

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

3120-F321-P7T1-W02F-3A 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-W02F-3A Features

  • Thermal circuit breaker with bimetal trip element.
  • Rated for 3A current and 250VAC/50VDC voltage.
  • Two-pole design with rocker actuator.
  • Convenient snap-in panel mounting.
  • High interrupting capacity for safety.

3120-F321-P7T1-W02F-3A Applications

  • Protects motors, pumps, and transformers.
  • Suitable for machine construction.
  • Used in professional tools.
  • Applicable to household appliances.
  • Ideal for office machines.

3120-F321-P7T1-W02F-3A FAQs

5 frequently asked questions generated from this part’s specifications.
What is the voltage rating of the circuit breaker?

The circuit breaker has voltage ratings of 250VAC and 50VDC.

What is the current rating of this circuit breaker?

The current rating is 3 amperes.

What type of breaker is this?

It is a thermal breaker.

What is the mounting type for this circuit breaker?

It is designed for panel mounting.

What is the ambient temperature range for operation?

-30°C to 60°C.

3120-F321-P7T1-W02F-3A Alternate Parts

Same form/fit/function or matching attribute configuration across different manufacturers.
View All Alternate Parts
3120-F323-P7T1-W02D-3A
3120-F323-P7T1-W02D-3A
ETA
The E-T-A 3120-F323-P7T1-W02D-3A is a 2-pole thermal circuit breaker with a 3A current rating and 250VAC/50VDC voltage rating. It features a rocker actuator and panel mount design.
View Part
3120-F323-P7T1-W01D-3A
3120-F323-P7T1-W01D-3A
ETA
The E-T-A 3120-F323-P7T1-W01D-3A is a thermal circuit breaker with a 3A current rating and 250VAC/50VDC voltage rating. It features rocker actuation and panel mount capability.
View Part
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