CMB-043-11D2N-W-A The Littelfuse Inc. CMB-043-11D2N-W-A is a single-pole, thermal circuit breaker rated for 4A at 250V AC. It features a panel mount design with push-to-reset actuation.
Mfr Part #:

CMB-043-11D2N-W-A

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. CMB-043-11D2N-W-A is a single-pole, thermal circuit breaker rated for 4A at 250V AC. It features a panel mount design with push-to-reset actuation.
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CMB-043-11D2N-W-A 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)
Illumination
Mounting Type
Number of Poles
Voltage Rating

CMB-043-11D2N-W-A Description

Short technical summary and product information.

The CMB-043-11D2N-W-A is a thermal circuit breaker manufactured by Littelfuse Inc. (also noted as Carling Technologies in substitute guides). This single-pole breaker is designed for overcurrent protection in AC applications, featuring a current rating of 4A and a voltage rating of 250V AC. It is designed for panel mounting and utilizes a push-to-reset actuator for convenient operation.

 

Key specifications include a thermal breaker type, 4A current rating, and 250V AC voltage rating. The breaker is single-pole and features a push-to-reset mechanism. It is designed for panel mounting, making it suitable for integration into various electrical enclosures and control panels.

 

This circuit breaker maintains an Active product status and is RoHS3 Compliant. It is also certified by CE, cUL, TUV, UL1077, and UL1500 standards, indicating its suitability for a wide range of applications requiring safety and regulatory adherence.

CMB-043-11D2N-W-A Quick Information

Product Type: Circuit Breaker
Canonical Name: Carling Technologies CMB-043-11D2N-W-A Thermal Circuit Breaker
Subcategory: Thermal

CMB-043-11D2N-W-A Compliance

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

CMB-043-11D2N-W-A Features

  • Rated for 4A continuous current.
  • Operates at 250V AC and 32V DC.
  • Single pole thermal protection design.
  • Push-to-reset actuator for manual reset.
  • Panel mount installation style.

CMB-043-11D2N-W-A Applications

  • Ideal for overcurrent protection in control panels.
  • Suitable for power distribution and industrial equipment.
  • Used in automotive and marine electrical systems.
  • Applicable in HVAC and appliance protection circuits.

CMB-043-11D2N-W-A FAQs

6 frequently asked questions generated from this part’s specifications.
What is the current rating of the CMB-043-11D2N-W-A circuit breaker?

The CMB-043-11D2N-W-A circuit breaker has a current rating of 4A.

What is the AC voltage rating for the CMB-043-11D2N-W-A?

The AC voltage rating for the CMB-043-11D2N-W-A is 250V AC.

What type of circuit breaker is the CMB-043-11D2N-W-A?

The CMB-043-11D2N-W-A is a thermal circuit breaker.

How is the CMB-043-11D2N-W-A mounted?

The CMB-043-11D2N-W-A is designed for panel mounting.

What is the actuator type for the CMB-043-11D2N-W-A?

The actuator type for the CMB-043-11D2N-W-A is push to reset.

Is the CMB-043-11D2N-W-A RoHS compliant?

Yes, the CMB-043-11D2N-W-A is RoHS3 Compliant.

CMB-043-11D2N-W-A Alternate Parts

Same form/fit/function or matching attribute configuration across different manufacturers.
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CMB-043-11D1B-W-A/04
CMB-043-11D1B-W-A/04
Littelfuse Inc.
The Littelfuse Inc. CMB-043-11D1B-W-A/04 is a thermal circuit breaker designed for panel mounting. It features a 4A current rating and a 250V AC voltage rating.
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