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CMB-123-11CNN-R-A/12 The Littelfuse Inc. CMB-123-11CNN-R-A/12 is a thermal circuit breaker rated for 12A and 250V AC. It features a push-to-reset actuator and panel mount design.
Mfr Part #:

CMB-123-11CNN-R-A/12

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. CMB-123-11CNN-R-A/12 is a thermal circuit breaker rated for 12A and 250V AC. It features a push-to-reset actuator and panel mount design.
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CMB-123-11CNN-R-A/12 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-123-11CNN-R-A/12 Description

Short technical summary and product information.

This Littelfuse Inc. CMB-123-11CNN-R-A/12 is a thermal circuit breaker designed for reliable overcurrent protection. It has a current rating of 12A and a voltage rating of 250V AC, making it suitable for various electrical applications.

 

The breaker features a push-to-reset actuator for easy operation and a panel mount design for convenient integration into control panels and equipment. It is a single-pole unit, offering straightforward circuit interruption.

 

Compliance is noted with RoHS3, MSL 1, and REACH Unaffected statuses, though these require verification. The unit is approved by agencies including CE, cUL, TUV, UL1077, and UL1500, indicating adherence to safety standards.

CMB-123-11CNN-R-A/12 Quick Information

Product Type: Circuit Breaker
Series: CMB-123
Canonical Name: Littelfuse Inc. CMB-123-11CNN-R-A/12 Thermal Circuit Breaker
Subcategory: Thermal Circuit Breaker

CMB-123-11CNN-R-A/12 Compliance

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

CMB-123-11CNN-R-A/12 Features

  • 12A current rating for protection.
  • 250V AC voltage rating.
  • Thermal breaker type.
  • Push-to-reset actuator.
  • Panel mount design.

CMB-123-11CNN-R-A/12 Applications

  • Overcurrent protection for power supply circuits.
  • Suitable for marine electrical system protection.
  • Used in automotive auxiliary circuit protection.
  • Ideal for industrial control panel protection.

CMB-123-11CNN-R-A/12 FAQs

6 frequently asked questions generated from this part’s specifications.
What is the current rating of the CMB-123-11CNN-R-A/12 circuit breaker?

The current rating is 12A.

What is the voltage rating for the CMB-123-11CNN-R-A/12?

The voltage rating is 250V AC.

What type of circuit breaker is the CMB-123-11CNN-R-A/12?

It is a thermal circuit breaker.

How is the CMB-123-11CNN-R-A/12 mounted?

It is designed for panel mounting.

What is the actuator type for this circuit breaker?

The actuator type is push to reset.

How many poles does the CMB-123-11CNN-R-A/12 have?

It has 1 pole.

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