MU2-B-64-420-1-A21-B-E The Littelfuse Inc. MU2-B-64-420-1-A21-B-E is a 2A circuit breaker designed for panel mounting. It features a magnetic hydraulic delay mechanism and a 250V voltage rating.
Mfr Part #:

MU2-B-64-420-1-A21-B-E

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. MU2-B-64-420-1-A21-B-E is a 2A circuit breaker designed for panel mounting. It features a magnetic hydraulic delay mechanism and a 250V voltage rating.
Stock on Request
$ Price Range: $0.99

MU2-B-64-420-1-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

MU2-B-64-420-1-A21-B-E Description

Short technical summary and product information.

This Littelfuse Inc. circuit breaker, part number MU2-B-64-420-1-A21-B-E, offers a 2A current rating and a 250V voltage rating. It is designed for panel mounting and utilizes a magnetic hydraulic delay type for its operation.

 

The breaker features a push-to-reset actuator and has two poles. It does not include illumination. The component is specified as RoHS3 Compliant, with an MSL of 1 Unlimited, and REACH Unaffected.

 

Key specifications include a 2A current rating and a 250V voltage rating, making it suitable for various protection applications. The panel mount design facilitates integration into control panels and equipment.

 

Approval agencies include CCC, CSA, TUV, and UL, indicating compliance with multiple safety standards.

MU2-B-64-420-1-A21-B-E Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. MU2-B-64-420-1-A21-B-E Magnetic Hydraulic Delay Circuit Breaker

MU2-B-64-420-1-A21-B-E Compliance

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

MU2-B-64-420-1-A21-B-E Estimated Pricing

Qty Low High
1+ $0.99 $0.99

Estimated market price range - modelled values for guidance only, not live distributor offers.

MU2-B-64-420-1-A21-B-E Features

  • 2A current rating for circuit protection.
  • 250V voltage rating for electrical systems.
  • Panel mount design for easy installation.
  • Magnetic hydraulic delay breaker type.
  • Push to reset actuator.

MU2-B-64-420-1-A21-B-E Applications

  • Suitable for general circuit protection.
  • Used in control panel assemblies.
  • Ideal for equipment power entry.
  • Applicable in industrial settings.

MU2-B-64-420-1-A21-B-E FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the MU2-B-64-420-1-A21-B-E circuit breaker?

The current rating is 2A.

What is the voltage rating for this circuit breaker?

The voltage rating is 250V.

How is the MU2-B-64-420-1-A21-B-E circuit breaker mounted?

It is designed for panel mounting.

What type of breaker mechanism does this unit use?

It uses a Magnetic (Hydraulic Delay) mechanism.

How many poles does this circuit breaker have?

This circuit breaker has 2 poles.

What is the RoHS status of this component?

The RoHS status is RoHS3 Compliant.

What is the Moisture Sensitivity Level (MSL) for this part?

The MSL is 1 Unlimited.

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Littelfuse Inc.
The Littelfuse Inc. MU2-B-34-420-1-A21-B-E is a 2A, 250V magnetic hydraulic delay circuit breaker. It features a panel mount design and a push-to-reset actuator.
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