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CMB-143-11DNN-B-D The Littelfuse Inc. CMB-143-11DNN-B-D is a thermal circuit breaker designed for panel mounting. It features a 14A current rating and a 250V voltage rating.
Mfr Part #:

CMB-143-11DNN-B-D

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. CMB-143-11DNN-B-D is a thermal circuit breaker designed for panel mounting. It features a 14A current rating and a 250V voltage rating.
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CMB-143-11DNN-B-D 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
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CMB-143-11DNN-B-D Description

Short technical summary and product information.

This Littelfuse Inc. CMB-143-11DNN-B-D is a thermal circuit breaker suitable for various protection applications. It offers a current rating of 14A and a voltage rating of 250V.

 

The breaker is designed for panel mounting and features a convenient push-to-reset actuator. It has a single pole configuration and no illumination.

 

Key specifications include a 14A current rating and 250V voltage rating, making it suitable for moderate power applications. The thermal tripping mechanism provides reliable overcurrent protection.

 

Compliance includes RoHS3, MSL 1, and REACH unaffected status, though these are unverified. Approval agencies include CE, cUL, TUV, UL1077, and UL1500.

CMB-143-11DNN-B-D Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. CMB-143-11DNN-B-D Thermal Circuit Breaker
Subcategory: Thermal Circuit Breaker

CMB-143-11DNN-B-D Compliance

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

CMB-143-11DNN-B-D Features

  • 14A current rating for protection.
  • 250V voltage rating.
  • Thermal breaker type.
  • Panel mount design.
  • Push-to-reset actuator.

CMB-143-11DNN-B-D Applications

  • Overcurrent protection.
  • Panel mounted systems.
  • Industrial control panels.
  • Appliance power circuits.

CMB-143-11DNN-B-D FAQs

7 frequently asked questions generated from this part’s specifications.
What is the voltage rating of the CMB-143-11DNN-B-D?

250V.

What is the mounting type of this circuit breaker?

Panel Mount.

What is the current rating?

14A.

How many poles does it have?

1 pole.

What type of actuator does it use?

Push to Reset.

Is the breaker illuminated?

No, it is non-illuminated.

What is the breaker type?

Thermal.

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CMB-143-27GNN-B-A
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The CMB-143-27GNN-B-A is a 1-pole thermal circuit breaker from Littelfuse Inc., rated for 14A at 250V. It features a push-to-reset actuator and is panel mountable.
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