CMB-103-12H2N-W-A The Littelfuse CMB-103-12H2N-W-A is a 10A, 250V, 1-pole thermal circuit breaker with a push-to-reset actuator for panel mount applications.
Mfr Part #:

CMB-103-12H2N-W-A

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse CMB-103-12H2N-W-A is a 10A, 250V, 1-pole thermal circuit breaker with a push-to-reset actuator for panel mount applications.
Stock on Request

CMB-103-12H2N-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-103-12H2N-W-A Description

Short technical summary and product information.

The Littelfuse CMB-103-12H2N-W-A is a single-pole thermal circuit breaker designed for overcurrent protection in a variety of electrical systems. It is rated for 10A continuous current at 250V AC/DC, making it suitable for protecting branch circuits and equipment from sustained overloads.

 

The breaker features a push-to-reset actuator mechanism, which provides a simple and reliable manual reset after a fault condition. It is designed for panel mount installation, allowing for secure integration into control panels, power distribution units, and other equipment enclosures. The non-illuminated actuator ensures straightforward operation without additional power consumption.

 

This component carries approvals from CE, cUL, TUV, UL1077, and UL1500, indicating compliance with international safety standards for supplementary circuit protection. It is intended for use in applications where thermal protection is required, such as in power supplies, industrial controls, and automotive auxiliary circuits.

CMB-103-12H2N-W-A Quick Information

Product Type: Thermal Circuit Breaker
Canonical Name: CMB-103-12H2N-W-A Thermal Circuit Breaker
Subcategory: Panel Mount Circuit Breakers

CMB-103-12H2N-W-A Compliance

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

CMB-103-12H2N-W-A Features

  • Rated for 10A continuous current at 250V.
  • Single-pole thermal overcurrent protection.
  • Push-to-reset actuator for manual reset.
  • Panel mount design for secure installation.
  • Approved to CE, cUL, TUV, UL1077, UL1500.

CMB-103-12H2N-W-A Applications

  • Overcurrent protection in power distribution units.
  • Branch circuit protection in control panels.
  • Supplementary protection in industrial equipment.
  • Automotive auxiliary circuit protection.

CMB-103-12H2N-W-A FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the CMB-103-12H2N-W-A?

The current rating is 10A.

What is the voltage rating of this circuit breaker?

The voltage rating is 250V.

What type of circuit breaker is the CMB-103-12H2N-W-A?

It is a thermal circuit breaker.

How many poles does this breaker have?

It has 1 pole.

What actuator type does this breaker use?

It uses a push-to-reset actuator.

What mounting type does this circuit breaker have?

It is designed for panel mount.

What approvals does the CMB-103-12H2N-W-A carry?

It carries CE, cUL, TUV, UL1077, and UL1500 approvals.

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