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MU1-B-34-410-1-A21-B-D The Littelfuse Inc. MU1-B-34-410-1-A21-B-D is a 1-pole magnetic circuit breaker. It features a panel mount design and a push-to-reset actuator.
Mfr Part #:

MU1-B-34-410-1-A21-B-D

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. MU1-B-34-410-1-A21-B-D is a 1-pole magnetic circuit breaker. It features a panel mount design and a push-to-reset actuator.
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MU1-B-34-410-1-A21-B-D 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-34-410-1-A21-B-D Description

Short technical summary and product information.

This Littelfuse Inc. MU1-B-34-410-1-A21-B-D is a single-pole circuit breaker designed for panel mounting. It operates with a current rating of 1A and a voltage rating of 250V.

 

The breaker type is magnetic with a hydraulic delay, and it features a push-to-reset actuator. Illumination is not provided.

 

Compliance information indicates RoHS3 compliance, MSL 1 Unlimited, and REACH unaffected status, though these are noted as low confidence.

 

This component is suitable for applications requiring reliable overcurrent protection.

MU1-B-34-410-1-A21-B-D Quick Information

Product Type: Circuit Breaker
Series: MU1-B
Canonical Name: Littelfuse Inc. MU1-B-34-410-1-A21-B-D Circuit Breaker
Subcategory: Circuit Breaker

MU1-B-34-410-1-A21-B-D Compliance

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

MU1-B-34-410-1-A21-B-D Features

  • 1A current rating and 250V voltage rating.
  • Magnetic breaker with hydraulic delay.
  • Panel mount design for easy integration.
  • Push-to-reset actuator for operation.
  • Single pole configuration.

MU1-B-34-410-1-A21-B-D Applications

  • Provides overcurrent protection.
  • Suitable for panel-mounted systems.
  • Used in general electrical protection.
  • Ideal for low-current circuits.

MU1-B-34-410-1-A21-B-D FAQs

6 frequently asked questions generated from this part’s specifications.
What is the voltage rating of this circuit breaker?

250V

What is the current rating?

1A

What type of circuit breaker is this?

Magnetic (Hydraulic Delay) circuit breaker.

How many poles does this breaker have?

1 pole

What is the actuator type?

Push to Reset

What is the mounting type?

Panel Mount

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