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MU1-B-12-440-P-A11-B-C The Littelfuse Inc. MU1-B-12-440-P-A11-B-C is a single-pole circuit breaker designed for panel mounting. It features a push-to-reset actuator and a magnetic hydraulic delay.
Mfr Part #:

MU1-B-12-440-P-A11-B-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. MU1-B-12-440-P-A11-B-C is a single-pole circuit breaker designed for panel mounting. It features a push-to-reset actuator and a magnetic hydraulic delay.
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MU1-B-12-440-P-A11-B-C 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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MU1-B-12-440-P-A11-B-C Description

Short technical summary and product information.

This Littelfuse Inc. MU1-B-12-440-P-A11-B-C is a single-pole circuit breaker with a current rating of 4A and a voltage rating of 250V. It is designed for panel mounting and features a push-to-reset actuator.

 

The breaker type is magnetic with a hydraulic delay, providing reliable overcurrent protection. It is approved by CCC, CSA, and UL1077, ensuring compliance with various safety standards. The illumination is none, and it is RoHS3 compliant.

 

This component is suitable for applications requiring robust circuit protection. Its panel mount design allows for easy integration into various electrical enclosures and systems.

MU1-B-12-440-P-A11-B-C Quick Information

Product Type: Circuit Breaker
Series: MU1-B
Canonical Name: Littelfuse Inc. MU1-B-12-440-P-A11-B-C Circuit Breaker

MU1-B-12-440-P-A11-B-C Compliance

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

MU1-B-12-440-P-A11-B-C Features

  • 4A current rating, 250V voltage rating.
  • Magnetic hydraulic delay breaker type.
  • Panel mount, push-to-reset actuator.
  • CCC, CSA, UL1077 approved.
  • RoHS3 compliant.

MU1-B-12-440-P-A11-B-C Applications

  • Provides overcurrent protection.
  • Suitable for panel installations.
  • Used in various electrical systems.
  • Meets safety agency requirements.

MU1-B-12-440-P-A11-B-C FAQs

5 frequently asked questions generated from this part’s specifications.
What is the current rating of the MU1-B-12-440-P-A11-B-C circuit breaker?

The current rating is 4A.

What is the voltage rating for this circuit breaker?

The voltage rating is 250V.

How is the MU1-B-12-440-P-A11-B-C circuit breaker mounted?

It is designed for panel mounting.

What type of actuator does this circuit breaker have?

It features a push-to-reset actuator.

What are the approval agencies for this circuit breaker?

It is approved by CCC, CSA, and UL1077.

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