157-K10-20A The E-T-A 157-K10-20A is a single-pole thermal overcurrent circuit breaker designed for panel mounting. It offers a 20A current rating and 250V AC voltage rating.
Mfr Part #:

157-K10-20A

Mfr Name: ETA
ETA
The E-T-A 157-K10-20A is a single-pole thermal overcurrent circuit breaker designed for panel mounting. It offers a 20A current rating and 250V AC voltage rating.
Stock on Request
$ Price Range: $0.99

157-K10-20A 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 Rating

157-K10-20A Description

Short technical summary and product information.

The E-T-A 157 Series is a single-pole thermal overcurrent circuit breaker featuring a push-to-reset, trip-free mechanism compliant with EN 60934 (IEC 60934).

 

This breaker is rated for 250V AC and 20A, with a DC voltage rating of 28V. It is designed for threadneck panel mounting and includes P10 blade terminals. The optional -KF housing is suitable for high humidity conditions.

 

Typical applications include motors, transformers, and solenoids. The breaker operates within an ambient temperature range of -20°C to +60°C and offers an interrupting capacity of up to 300A.

 

Approvals include CSA C22.2 No 235, GB 17701, IEC 60934, and UL1077, ensuring suitability for various international standards.

157-K10-20A Quick Information

Product Type: Circuit Breaker
Series: 157
Canonical Name: E-T-A 157 Series Single Pole Thermal Overcurrent Circuit Breaker
Subcategory: Thermal Overcurrent Circuit Breaker

157-K10-20A Compliance

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

157-K10-20A Estimated Pricing

Qty Low High
1+ $0.99 $0.99

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

157-K10-20A Features

  • Single pole thermal overcurrent circuit breaker.
  • Rated for 250V AC and 20A current.
  • Panel mountable with push-to-reset actuator.
  • Approved to UL, CSA, IEC, and CQC standards.
  • Suitable for high humidity conditions with KF housing.

157-K10-20A Applications

  • Ideal for motor protection circuits.
  • Used in transformer power supplies.
  • Suitable for low voltage wiring systems.
  • Applicable in damp environments.

157-K10-20A FAQs

6 frequently asked questions generated from this part’s specifications.
What is the voltage rating of the E-T-A 157-K10-20A circuit breaker?

The voltage rating is 250V AC and 28V DC.

What is the current rating for the 157-K10-20A?

The current rating is 20A.

How is the E-T-A 157-K10-20A mounted?

It is designed for panel mounting.

What type of actuator does this circuit breaker have?

It features a push-to-reset actuator.

What are the typical applications for this thermal circuit breaker?

Typical applications include motors, transformers, and solenoids.

What is the operating temperature range?

The operating temperature range is -20°C to +60°C.

157-K10-20A Alternate Parts

Same form/fit/function or matching attribute configuration across different manufacturers.
View All Alternate Parts
127-P11-H-KF-20A
127-P11-H-KF-20A
ETA
The E-T-A 127-P11-H-KF-20A is a single-pole thermal circuit breaker designed for panel mounting. It features a push-to-reset actuator and a 20A current rating.
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