3120-F521-P7T1-W02D-5A The E-T-A 3120-F521-P7T1-W02D-5A is a 5A thermal circuit breaker with a 250V voltage rating. It features panel mount and rocker actuation.
Mfr Part #:

3120-F521-P7T1-W02D-5A

Mfr Name: ETA
ETA
The E-T-A 3120-F521-P7T1-W02D-5A is a 5A thermal circuit breaker with a 250V voltage rating. It features panel mount and rocker actuation.
Stock on Request
$ Price Range: $0.99

3120-F521-P7T1-W02D-5A 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-F521-P7T1-W02D-5A Description

Short technical summary and product information.

The E-T-A 3120-F521-P7T1-W02D-5A 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 5A and a voltage rating of 250V AC / 50V DC. It features rocker actuation and is designed for panel mounting. The breaker offers reliable switching behavior with a positively trip-free mechanism.

 

Key technical specifications include an interrupting capacity of 150A for 1-pole and 250A for 2-pole configurations at 2.5-20A, and an ambient temperature range of -30 to 60 °C. It meets various international approval standards including CSA, IEC, and UL.

 

Typical applications for this circuit breaker include medical and laboratory equipment, apparatus and machine construction, professional tools, household and garden appliances, office machines, audio equipment, and machine tools.

3120-F521-P7T1-W02D-5A Quick Information

Product Type: Thermal Circuit Breaker
Series: 3120-F
Canonical Name: E-T-A 3120-F521-P7T1-W02D-5A Thermal Circuit Breaker
Subcategory: Thermal

3120-F521-P7T1-W02D-5A Compliance

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

3120-F521-P7T1-W02D-5A Estimated Pricing

Qty Low High
1+ $0.99 $0.99

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

3120-F521-P7T1-W02D-5A Features

  • 5A current rating for overload protection.
  • 250V AC / 50V DC voltage rating.
  • Two-pole thermal circuit breaker.
  • Panel mount with rocker actuation.
  • Suitable for motors, pumps, and transformers.

3120-F521-P7T1-W02D-5A Applications

  • Ideal for medical equipment protection.
  • Used in machine construction applications.
  • Suitable for professional tool circuits.
  • Applicable to household appliances.
  • Designed for office machine protection.

3120-F521-P7T1-W02D-5A FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the E-T-A 3120-F521-P7T1-W02D-5A?

The current rating is 5A.

What is the voltage rating for this thermal circuit breaker?

The voltage rating is 250V AC / 50V DC.

How is the E-T-A 3120-F521-P7T1-W02D-5A mounted?

It is designed for panel mounting.

What type of actuation does this circuit breaker have?

It features rocker actuation.

How many poles does the 3120-F521-P7T1-W02D-5A have?

It is a two-pole circuit breaker.

What is the operating temperature range?

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

What are the typical applications for this circuit breaker?

Typical applications include medical and laboratory equipment, apparatus and machine construction, professional tools, household and garden appliances, office machines, audio equipment, and machine tools.

3120-F521-P7T1-W02D-5A Alternate Parts

Same form/fit/function or matching attribute configuration across different manufacturers.
View All Alternate Parts
3120-F324-P7T1-W01D-5A
3120-F324-P7T1-W01D-5A
ETA
The E-T-A 3120-F324-P7T1-W01D-5A is a 2-pole thermal circuit breaker with a 5A current rating and 250V voltage rating. It features a rocker actuator and panel mount design.
View Part
3120-F521-P7T1-W01D-5A
3120-F521-P7T1-W01D-5A
ETA
The E-T-A 3120-F521-P7T1-W01D-5A is a 2-pole thermal circuit breaker with a 5A current rating and 250V voltage rating. It features a rocker actuator and panel mount design.
View Part
Home
Account

Categories