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CLB-043-27ENN-B-A The Littelfuse Inc. CLB-043-27ENN-B-A is a thermal circuit breaker designed for panel mounting. It features a 4A current rating and a 250V voltage rating.
Mfr Part #:

CLB-043-27ENN-B-A

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. CLB-043-27ENN-B-A is a thermal circuit breaker designed for panel mounting. It features a 4A current rating and a 250V voltage rating.
Stock on Request

CLB-043-27ENN-B-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
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CLB-043-27ENN-B-A Description

Short technical summary and product information.

This thermal circuit breaker from Littelfuse Inc., part number CLB-043-27ENN-B-A, offers reliable circuit protection. It is designed for panel mounting and features a push-to-reset actuator.

 

The breaker has a current rating of 4A and a voltage rating of 250V. It is a single-pole device with no illumination. The thermal breaker type ensures protection against overcurrent conditions.

 

Compliance includes CE, cUL, TUV, UL1077, and UL1500 approvals. It is also RoHS3 compliant, has an MSL of 1, and is REACH unaffected.

CLB-043-27ENN-B-A Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. CLB-043-27ENN-B-A Thermal Circuit Breaker
Subcategory: Thermal

CLB-043-27ENN-B-A Compliance

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

CLB-043-27ENN-B-A Features

  • Thermal circuit breaker for protection.
  • 4A current rating and 250V voltage rating.
  • Panel mount with push-to-reset actuator.
  • Approved by CE, cUL, TUV, UL1077, UL1500.
  • RoHS3 compliant for environmental standards.

CLB-043-27ENN-B-A Applications

  • Protects control panels from overcurrent faults.
  • Safeguards low-voltage industrial equipment circuits.
  • Provides resettable protection for consumer electronics.
  • Integrates into custom power distribution units.
  • Ensures compliance in certified electrical assemblies.

CLB-043-27ENN-B-A FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the CLB-043-27ENN-B-A?

4A

What type of actuator does this circuit breaker use?

Push to Reset

How is the CLB-043-27ENN-B-A mounted?

Panel Mount

What is the maximum voltage rating for this breaker?

250V

Which safety approvals does this component hold?

CE, cUL, TUV, UL1077, UL1500

Does this circuit breaker include an illuminated actuator?

No, it has no illumination.

How many poles does this thermal breaker have?

1 pole

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CLB-043-27E6N-W-A
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Thermal circuit breaker rated 4A at 250V. Panel mount with push-to-reset actuator, single pole.
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CLB-043-27E3N-W-A/04
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The Littelfuse Inc. CLB-043-27E3N-W-A/04 is a thermal circuit breaker designed for panel mounting. It features a 4A current rating and a 250V voltage rating.
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