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MU1-B-92-420-1-A21-B-E The Littelfuse Inc. MU1-B-92-420-1-A21-B-E is a 1-pole magnetic hydraulic delay circuit breaker. It offers a 2A current rating and 250V voltage rating.
Mfr Part #:

MU1-B-92-420-1-A21-B-E

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. MU1-B-92-420-1-A21-B-E is a 1-pole magnetic hydraulic delay circuit breaker. It offers a 2A current rating and 250V voltage rating.
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MU1-B-92-420-1-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
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MU1-B-92-420-1-A21-B-E Description

Short technical summary and product information.

This Littelfuse Inc. MU1-B-92-420-1-A21-B-E is a single-pole circuit breaker designed for panel mounting. It features a magnetic hydraulic delay mechanism for reliable operation.

 

Key electrical specifications include a current rating of 2A and a voltage rating of 250V. The actuator type is push-to-reset, and it does not feature illumination. The breaker is approved by CCC, CSA, TUV, and UL agencies.

 

Environmental compliance includes RoHS3 compliance and an MSL of 1. The REACH status is unaffected. This component is suitable for applications requiring robust circuit protection with a clear indication of trip status.

MU1-B-92-420-1-A21-B-E Quick Information

Product Type: Circuit Breaker
Series: MU1-B
Canonical Name: Littelfuse Inc. MU1-B-92-420-1-A21-B-E Magnetic Hydraulic Delay Circuit Breaker
Subcategory: Magnetic (Hydraulic Delay)

MU1-B-92-420-1-A21-B-E Compliance

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

MU1-B-92-420-1-A21-B-E Features

  • 2A current rating for circuit protection.
  • 250V voltage rating for various applications.
  • Panel mount design for easy installation.
  • Magnetic hydraulic delay for reliable tripping.
  • Push-to-reset actuator for manual operation.

MU1-B-92-420-1-A21-B-E Applications

  • Ideal for power distribution circuits.
  • Suitable for industrial control panels.
  • Used in equipment requiring overcurrent protection.
  • Applicable in systems needing manual reset.
  • General purpose circuit protection needs.

MU1-B-92-420-1-A21-B-E FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the MU1-B-92-420-1-A21-B-E?

2A.

What is the voltage rating of this circuit breaker?

250V.

What type of circuit breaker is the MU1-B-92-420-1-A21-B-E?

Magnetic (Hydraulic Delay).

How many poles does this circuit breaker have?

1 pole.

What actuator type does the MU1-B-92-420-1-A21-B-E use?

Push to Reset.

What approvals does the MU1-B-92-420-1-A21-B-E have?

CCC, CSA, TUV, UL.

What is the mounting type of this circuit breaker?

Panel Mount.

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