CBW57-HS-20A The OptiFuse CBW57-HS-20A is a thermal circuit breaker designed for overcurrent protection. It features a 20A current rating and a 32VDC voltage rating.
Mfr Part #:

CBW57-HS-20A

Mfr Name: OptiFuse
OptiFuse
The OptiFuse CBW57-HS-20A is a thermal circuit breaker designed for overcurrent protection. It features a 20A current rating and a 32VDC voltage rating.
Stock on Request
$ Price Range: $0.99

CBW57-HS-20A 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)
Frequency
Input Voltage
Insulation Resistance
Mounting Type
Number of Poles
Operating Temperature
Reset Time
Storage Temperature
Tape & Reel
Voltage Rating

CBW57-HS-20A Description

Short technical summary and product information.

This OptiFuse CBW57-HS-20A is a thermal circuit breaker with a 20A current rating and a 32VDC voltage rating. It is designed for push-to-reset operation and panel mounting.

 

The circuit breaker operates within a frequency range of 50-60 Hz and has an insulation resistance greater than 100MΩ at 500 VDC. It offers an interrupt rating of 1000A at 125/250 VAC and 300A at 50 VDC. The device is built to withstand dielectric strength tests of over 1500 VAC per minute.

 

Key specifications include a reset time within 60 seconds and an operating ambient temperature range of -10℃ to +60℃. The body is black with tin-plated terminals. Agency approvals include UR, CCC, TUV, and CSA, indicating its suitability for various applications.

 

This breaker is intended for occasional overcurrent protection and should not be used in applications with repeated overcurrent conditions. Avoid contact with chemical solvents, as this can damage performance.

CBW57-HS-20A Quick Information

Product Type: Thermal Circuit Breaker
Series: CBW57
Canonical Name: OptiFuse CBW57 Thermal Circuit Breaker, 20A, 32VDC

CBW57-HS-20A Compliance

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

CBW57-HS-20A Estimated Pricing

Qty Low High
1+ $0.99 $0.99

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

CBW57-HS-20A Features

  • 20A current rating for overcurrent protection.
  • 32VDC voltage rating for DC applications.
  • Push-to-reset actuator for manual reset.
  • Panel mount design for easy installation.
  • Approved by UR, CCC, TUV, and CSA.

CBW57-HS-20A Applications

  • Suitable for general overcurrent protection.
  • Used in systems requiring DC voltage.
  • Designed for panel-mounted equipment.
  • Meets marine ignition protection standards.

CBW57-HS-20A FAQs

5 frequently asked questions generated from this part’s specifications.
What is the current rating of the OptiFuse CBW57-HS-20A circuit breaker?

The current rating is 20A.

What is the voltage rating for this circuit breaker?

The voltage rating is 32VDC.

What type of actuator does the CBW57-HS-20A have?

It has a push-to-reset actuator.

What is the operating temperature range for this circuit breaker?

The operating ambient temperature range is -10℃ to +60℃.

What agency standards does the CBW57-HS-20A meet?

It meets UR, CCC, CSA, TUV, and cURus standards.

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