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MU1-B-10-625-1-A21-B-C Single-pole magnetic circuit breaker rated at 25A and 250V. Features hydraulic delay for time-delayed trip characteristics and push-to-reset actuator.
Mfr Part #:

MU1-B-10-625-1-A21-B-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
Single-pole magnetic circuit breaker rated at 25A and 250V. Features hydraulic delay for time-delayed trip characteristics and push-to-reset actuator.
Stock on Request

MU1-B-10-625-1-A21-B-C 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
SVHC Present
Voltage Rating
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MU1-B-10-625-1-A21-B-C Description

Short technical summary and product information.

This single-pole magnetic circuit breaker is part of the Littelfuse MU1-B series. It is rated for a continuous current of 25A and a maximum voltage of 250V. The breaker uses a magnetic hydraulic delay mechanism, which provides a time-delayed trip response to handle transient overcurrents without nuisance tripping.

 

It features a push-to-reset actuator and is designed for panel mount installation. The circuit breaker is approved by CCC, CSA, and UL1077, ensuring compliance with international safety standards. It is suitable for overcurrent protection in a variety of electrical systems.

MU1-B-10-625-1-A21-B-C Quick Information

Product Type: Circuit Breaker
Series: MU1-B
Canonical Name: Magnetic Circuit Breaker, 25A, 250V, 1-Pole, Push-to-Reset, Panel Mount
Subcategory: Magnetic Circuit Breaker

MU1-B-10-625-1-A21-B-C Compliance

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

MU1-B-10-625-1-A21-B-C Features

  • Rated for 25A continuous current.
  • Rated for 250V AC/DC.
  • Single-pole magnetic hydraulic delay breaker.
  • Push-to-reset actuator.
  • Panel mount design.

MU1-B-10-625-1-A21-B-C Applications

  • Used in power distribution panels.
  • Suitable for industrial equipment protection.
  • Ideal for overcurrent protection in control circuits.
  • Common in automotive and marine applications.

MU1-B-10-625-1-A21-B-C FAQs

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

25A.

What is the voltage rating of this circuit breaker?

250V.

What type of circuit breaker is this?

Magnetic (Hydraulic Delay).

How many poles does this circuit breaker have?

1 pole.

What type of actuator does it have?

Push to Reset.

What is the mounting type of this circuit breaker?

Panel Mount.

What approvals does this circuit breaker have?

CCC, CSA, UL1077.

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