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MU2-B-34-450-1-A21-B-E The Littelfuse Inc. MU2-B-34-450-1-A21-B-E is a circuit breaker designed for panel mounting. It features a 5A current rating and a 250V voltage rating.
Mfr Part #:

MU2-B-34-450-1-A21-B-E

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. MU2-B-34-450-1-A21-B-E is a circuit breaker designed for panel mounting. It features a 5A current rating and a 250V voltage rating.
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MU2-B-34-450-1-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-34-450-1-A21-B-E Description

Short technical summary and product information.

This Littelfuse Inc. MU2-B-34-450-1-A21-B-E is a magnetic (hydraulic delay) circuit breaker with a 5A current rating and a 250V voltage rating. It is designed for panel mounting and features a push-to-reset actuator.

 

With two poles, this circuit breaker offers reliable circuit protection. It is approved by CCC, CSA, TUV, and UL agencies. The breaker has no illumination and is compliant with RoHS3 standards.

 

Key specifications include a 5A current rating and a 250V voltage rating, making it suitable for various electrical applications requiring overcurrent protection. The panel mount design ensures easy integration into control panels and equipment.

MU2-B-34-450-1-A21-B-E Quick Information

Product Type: Circuit Breaker
Series: MU2
Canonical Name: Littelfuse Inc. MU2-B-34-450-1-A21-B-E Circuit Breaker
Subcategory: Circuit Breaker

MU2-B-34-450-1-A21-B-E Compliance

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

MU2-B-34-450-1-A21-B-E Features

  • 5A current rating for protection.
  • 250V voltage rating.
  • Panel mount design.
  • Magnetic (hydraulic delay) type.
  • Push to reset actuator.

MU2-B-34-450-1-A21-B-E Applications

  • Used for overcurrent protection in industrial equipment.
  • Suitable for power distribution panels.
  • Protects motors and transformers from overloads.
  • Ideal for applications requiring manual reset.

MU2-B-34-450-1-A21-B-E FAQs

7 frequently asked questions generated from this part’s specifications.
What is the voltage rating of the MU2-B-34-450-1-A21-B-E?

250V

What is the current rating of this circuit breaker?

5A

What type of breaker is the MU2-B-34-450-1-A21-B-E?

Magnetic (Hydraulic Delay)

How many poles does this circuit breaker have?

2

What actuator type does this breaker use?

Push to Reset

What is the mounting type for this circuit breaker?

Panel Mount

Does this circuit breaker have illumination?

No, it has no illumination.

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