3120-F321-P7T1-W01F-20A The E-T-A 3120-F321-P7T1-W01F-20A is a thermal circuit breaker designed for overload protection. It features a 20A current rating and a 250VAC/50VDC voltage rating.
Mfr Part #:

3120-F321-P7T1-W01F-20A

Mfr Name: ETA
ETA
The E-T-A 3120-F321-P7T1-W01F-20A is a thermal circuit breaker designed for overload protection. It features a 20A current rating and a 250VAC/50VDC voltage rating.
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$ Price Range: $0.99

3120-F321-P7T1-W01F-20A 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
Storage Temperature
Tape & Reel
Voltage
Voltage Rating

3120-F321-P7T1-W01F-20A Description

Short technical summary and product information.

The E-T-A 3120-F321-P7T1-W01F-20A is a thermal circuit breaker with a current rating of 20A and a voltage rating of 250VAC/50VDC. It is designed for overload protection of motors, pumps, transformers, and cables, functioning as an ON/OFF switch with integral overcurrent protection.

 

This circuit breaker features rocker actuation and a panel mount type, with two poles for enhanced circuit control. It offers reliable switching behavior due to its positively trip-free mechanism. The device operates within an ambient temperature range of -30 to 60 °C and provides an interrupting capacity of 150A for single pole and 250A for double pole configurations.

 

Typical applications for this thermal circuit breaker include medical and laboratory equipment, apparatus and machine construction, professional tools, household and garden appliances, office machines, and audio equipment. It meets various international approval standards including CSA C22.2 No 235, GB 17701, IEC 60934, and UL1077.

3120-F321-P7T1-W01F-20A Quick Information

Product Type: Thermal Circuit Breaker
Canonical Name: E-T-A 3120-F321-P7T1-W01F-20A Thermal Circuit Breaker
Subcategory: Thermal Circuit Breaker

3120-F321-P7T1-W01F-20A Compliance

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

3120-F321-P7T1-W01F-20A Estimated Pricing

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1+ $0.99 $0.99

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

3120-F321-P7T1-W01F-20A Features

  • Thermal circuit breaker for overload protection.
  • 20A current rating and 250VAC/50VDC voltage.
  • Rocker actuation with panel mount.
  • Two-pole configuration for circuit control.
  • Operates from -30 to 60 °C ambient temperature.

3120-F321-P7T1-W01F-20A Applications

  • Ideal for motor and pump protection.
  • Suitable for transformer and cable protection.
  • Used in medical and laboratory equipment.
  • Applicable in machine construction and tools.
  • Designed for household and office appliances.

3120-F321-P7T1-W01F-20A FAQs

6 frequently asked questions generated from this part’s specifications.
What is the current rating of the E-T-A 3120-F321-P7T1-W01F-20A circuit breaker?

The current rating is 20A.

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-W01F-20A have?

This circuit breaker has 2 poles.

What type of actuation does this circuit breaker use?

It uses rocker actuation.

What is the mounting type for this circuit breaker?

The mounting type is Panel Mount.

What is the operating temperature range for this circuit breaker?

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

3120-F321-P7T1-W01F-20A Alternate Parts

Same form/fit/function or matching attribute configuration across different manufacturers.
View All Alternate Parts
3120-F321-P7T1-W02Q-20A
3120-F321-P7T1-W02Q-20A
ETA
The E-T-A 3120-F321-P7T1-W02Q-20A is a thermal circuit breaker with a 20A current rating and 250VAC/50VDC voltage rating. It features a panel mount design.
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