CMB-053-11DNN-W-A Littelfuse CMB-053-11DNN-W-A is a 1-pole thermal circuit breaker rated at 5A and 250V. It features a push-to-reset actuator and panel mount design.
Mfr Part #:

CMB-053-11DNN-W-A

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
Littelfuse CMB-053-11DNN-W-A is a 1-pole thermal circuit breaker rated at 5A and 250V. It features a push-to-reset actuator and panel mount design.
Stock on Request

CMB-053-11DNN-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-053-11DNN-W-A Description

Short technical summary and product information.

The Littelfuse CMB-053-11DNN-W-A is a single-pole thermal circuit breaker designed for overcurrent protection in various applications. It is rated for 5A continuous current at 250V. The breaker type is thermal, providing reliable overcurrent sensing through a bimetallic element. The actuator is push-to-reset, allowing manual reset after trip. The breaker is panel mounted, making it suitable for integration into control panels or equipment enclosures. It has no illumination. The part carries approvals from CE, cUL, TUV, UL1077, and UL1500, indicating compliance with international safety standards. The mounting type is panel mount, which requires a panel cutout for installation. This circuit breaker is suitable for use in power supplies, industrial controls, and automotive applications where overcurrent protection is required.

CMB-053-11DNN-W-A Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse CMB-053-11DNN-W-A Thermal Circuit Breaker, 1 Pole, 5A, 250V, Push to Reset, Panel Mount
Subcategory: Thermal Circuit Breaker

CMB-053-11DNN-W-A Compliance

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

CMB-053-11DNN-W-A Features

  • Rated for 5A continuous current.
  • Single-pole thermal overcurrent protection.
  • Push-to-reset actuator for manual trip reset.
  • Panel mount design for easy installation.
  • Approved by CE, cUL, TUV, UL1077, UL1500.

CMB-053-11DNN-W-A Applications

  • Used in power supply protection circuits.
  • Ideal for industrial control panels.
  • Suitable for automotive overcurrent protection.
  • Provides overcurrent protection in equipment enclosures.
  • Use in battery charging systems.

CMB-053-11DNN-W-A FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the Littelfuse CMB-053-11DNN-W-A?

5A.

What is the voltage rating of this circuit breaker?

250V.

How many poles does this circuit breaker have?

1 pole.

What type of circuit breaker is the CMB-053-11DNN-W-A?

Thermal circuit breaker.

What is the actuator type of this breaker?

Push to reset.

What is the mounting type of this circuit breaker?

Panel mount.

What approvals does the Littelfuse CMB-053-11DNN-W-A have?

CE, cUL, TUV, UL1077, UL1500.

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