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MU2-B-34-440-1-A21-B-E The Littelfuse Inc. MU2-B-34-440-1-A21-B-E is a 2-pole circuit breaker designed for panel mounting. It features a 4A current rating and a 250V voltage rating.
Mfr Part #:

MU2-B-34-440-1-A21-B-E

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. MU2-B-34-440-1-A21-B-E is a 2-pole circuit breaker designed for panel mounting. It features a 4A current rating and a 250V voltage rating.
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MU2-B-34-440-1-A21-B-E 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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MU2-B-34-440-1-A21-B-E Description

Short technical summary and product information.

This Littelfuse Inc. MU2-B-34-440-1-A21-B-E is a panel mount circuit breaker. It operates with a current rating of 4A and a voltage rating of 250V.

 

The breaker type is Magnetic (Hydraulic Delay), and it has a 2-pole configuration. The actuator type is Push to Reset, and it offers no illumination.

 

This component is approved by CCC, CSA, TUV, and UL. It is compliant with RoHS3 and has an MSL of 1 Unlimited. The REACH status is unaffected.

MU2-B-34-440-1-A21-B-E Quick Information

Product Type: Circuit Breaker
Series: MU2-B
Canonical Name: Littelfuse Inc. MU2-B-34-440-1-A21-B-E Circuit Breaker

MU2-B-34-440-1-A21-B-E Compliance

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

MU2-B-34-440-1-A21-B-E Features

  • 4A current rating and 250V voltage rating.
  • Magnetic (Hydraulic Delay) breaker type.
  • 2-pole configuration with push-to-reset actuator.
  • Panel mount design for easy installation.
  • Approved by CCC, CSA, TUV, and UL.

MU2-B-34-440-1-A21-B-E Applications

  • Suitable for general circuit protection.
  • Ideal for systems requiring 4A current.
  • Used in applications with up to 250V.
  • Designed for panel-mounted installations.

MU2-B-34-440-1-A21-B-E FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the MU2-B-34-440-1-A21-B-E circuit breaker?

The current rating is 4A.

What is the voltage rating for this circuit breaker?

The voltage rating is 250V.

How is the MU2-B-34-440-1-A21-B-E circuit breaker mounted?

It is designed for panel mounting.

What type of breaker is the MU2-B-34-440-1-A21-B-E?

It is a Magnetic (Hydraulic Delay) breaker type.

How many poles does this circuit breaker have?

It has 2 poles.

What is the actuator type for this breaker?

The actuator type is Push to Reset.

Which agencies have approved this circuit breaker?

It is approved by CCC, CSA, TUV, and UL.

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