CMB-033-27JNN-W-A/03 The CMB-033-27JNN-W-A/03 is a 1-pole thermal circuit breaker from Littelfuse Inc. rated for 3A at 250V with a push-to-reset actuator and panel mount.
Mfr Part #:

CMB-033-27JNN-W-A/03

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The CMB-033-27JNN-W-A/03 is a 1-pole thermal circuit breaker from Littelfuse Inc. rated for 3A at 250V with a push-to-reset actuator and panel mount.
Stock on Request

CMB-033-27JNN-W-A/03 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-033-27JNN-W-A/03 Description

Short technical summary and product information.

The CMB-033-27JNN-W-A/03 is a single-pole thermal circuit breaker manufactured by Littelfuse Inc. It is rated for 3A of continuous current at 250V AC/DC, providing reliable overcurrent protection for a variety of applications. The thermal breaker mechanism ensures a time-delayed trip response to sustained overloads, resetting automatically after cooling or manually via the push-to-reset actuator.

 

This circuit breaker features a panel mount design for secure installation in control panels, power distribution units, and equipment enclosures. The push-to-reset actuator allows for easy manual reset after a trip event. The part is non-illuminated and carries approvals from CE, cUL, TUV, UL1077, and UL1500, indicating compliance with international safety standards for supplementary protectors and marine applications.

CMB-033-27JNN-W-A/03 Quick Information

Product Type: Thermal Circuit Breaker
Series: CMB-033
Canonical Name: CMB-033-27JNN-W-A/03 Thermal Circuit Breaker
Subcategory: Thermal Circuit Breaker

CMB-033-27JNN-W-A/03 Compliance

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

CMB-033-27JNN-W-A/03 Features

  • Rated for 3A at 250V operation.
  • Single-pole thermal circuit breaker.
  • Push-to-reset actuator for manual reset.
  • Panel mount design for secure installation.
  • Approved to CE, cUL, TUV, UL1077, UL1500.

CMB-033-27JNN-W-A/03 Applications

  • Overcurrent protection for power distribution.
  • Use in control panels and equipment enclosures.
  • Suitable for marine and industrial applications.
  • Protection for lighting and small motor circuits.

CMB-033-27JNN-W-A/03 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the CMB-033-27JNN-W-A/03?

The current rating is 3A.

What is the voltage rating of this circuit breaker?

The voltage rating is 250V.

What type of circuit breaker is the CMB-033-27JNN-W-A/03?

It is a thermal circuit breaker.

How many poles does this circuit breaker have?

It has 1 pole.

What type of actuator does this breaker use?

It uses a push-to-reset actuator.

What is the mounting type for this circuit breaker?

It is a panel mount device.

What agency approvals does the CMB-033-27JNN-W-A/03 carry?

It is approved to CE, cUL, TUV, UL1077, and UL1500.

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