447-K-H-FN-125A The E-T-A 447-K-H-FN-125A is a single-pole, thermal-magnetic circuit breaker rated for 125A and 28VDC. It features a push-to-reset actuator and chassis mount.
Mfr Part #:

447-K-H-FN-125A

Mfr Name: ETA
ETA
The E-T-A 447-K-H-FN-125A is a single-pole, thermal-magnetic circuit breaker rated for 125A and 28VDC. It features a push-to-reset actuator and chassis mount.
Stock on Request
$ Price Range: $0.99

447-K-H-FN-125A 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
Mounting Type
Number of Poles
Voltage Rating

447-K-H-FN-125A Description

Short technical summary and product information.

This E-T-A 447-K-H-FN-125A is a high-performance thermal-magnetic circuit breaker designed for demanding applications. It offers a robust 125A current rating and a 28VDC voltage rating, suitable for heavy-duty vehicles and battery systems.

 

The breaker features a single pole configuration and a reliable push-to-reset actuator. Its compact, surface-mounted design with chassis mounting makes integration straightforward. The thermal-magnetic trip mechanism ensures protection against overcurrent and short circuits.

 

Key technical specifications include an interrupting capacity of 10,000A and an operating temperature range of -55°C to +75°C. The device also offers an auxiliary circuit rating of 10A and optional remote electrical disconnection capabilities.

 

Compliance is noted with CSA C22.2 No 235 and UL1077 approvals. The environmental protection rating for the operating area is IP40.

447-K-H-FN-125A Quick Information

Product Type: Circuit Breaker
Series: 447
Canonical Name: E-T-A 447-K-H-FN-125A Thermal Magnetic Circuit Breaker
Subcategory: Thermal Magnetic

447-K-H-FN-125A Compliance

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

447-K-H-FN-125A Estimated Pricing

Qty Low High
1+ $0.99 $0.99

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

447-K-H-FN-125A Features

  • Single pole thermal-magnetic circuit breaker.
  • Rated for 125A current and 28VDC voltage.
  • Features a push-to-reset actuator.
  • Designed for chassis mounting.
  • 10,000A interrupting capacity.

447-K-H-FN-125A Applications

  • Suitable for circuit protection in industrial systems.
  • Used in heavy-duty vehicle electrical circuits.
  • Ideal for battery system overcurrent protection.
  • Applied in process control and automation.
  • Suitable for DC voltage applications up to 28V.

447-K-H-FN-125A FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the E-T-A 447-K-H-FN-125A circuit breaker?

The current rating is 125A.

What is the voltage rating for the E-T-A 447-K-H-FN-125A?

The voltage rating is 28 VDC.

How many poles does the 447-K-H-FN-125A circuit breaker have?

It has 1 pole.

What type of breaker is the E-T-A 447-K-H-FN-125A?

It is a Thermal Magnetic circuit breaker.

What is the operating temperature range for this circuit breaker?

The operating temperature range is -55 to +75 °C.

What is the interrupting capacity of the 447-K-H-FN-125A?

The interrupting capacity is 10,000 A.

What is the degree of protection for the operating area?

The degree of protection for the operating area is IP40.

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