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MU1-B-12-410-1-A21-B-D The Littelfuse Inc. MU1-B-12-410-1-A21-B-D is a single-pole, magnetic hydraulic delay circuit breaker. It features a panel mount design and a push-to-reset actuator.
Mfr Part #:

MU1-B-12-410-1-A21-B-D

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. MU1-B-12-410-1-A21-B-D is a single-pole, magnetic hydraulic delay circuit breaker. It features a panel mount design and a push-to-reset actuator.
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MU1-B-12-410-1-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-12-410-1-A21-B-D Description

Short technical summary and product information.

This Littelfuse Inc. MU1-B-12-410-1-A21-B-D is a single-pole circuit breaker designed for panel mounting. It operates with a 1A current rating and a voltage rating of 250V.

 

The breaker type is magnetic with a hydraulic delay, offering reliable protection. The actuator type is push to reset, providing a straightforward operation.

 

Key specifications include a 1A current rating and a 250V voltage rating. It is designed for panel mounting and features a push-to-reset actuator. The breaker has one pole and no illumination.

 

Compliance information indicates RoHS3 compliance, MSL 1 Unlimited, and REACH Unaffected status. Approval agencies include CCC, CSA, UL, and VDE.

MU1-B-12-410-1-A21-B-D Quick Information

Product Type: Circuit Breaker
Series: MU1-B
Canonical Name: Littelfuse Inc. MU1-B-12-410-1-A21-B-D Circuit Breaker
Subcategory: Circuit Breaker

MU1-B-12-410-1-A21-B-D Compliance

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

MU1-B-12-410-1-A21-B-D Features

  • 1A current rating for protection.
  • 250V voltage rating.
  • Panel mount design.
  • Push-to-reset actuator.
  • Magnetic hydraulic delay type.

MU1-B-12-410-1-A21-B-D Applications

  • Protection of control circuits.
  • Overcurrent protection in power supplies.
  • Used in industrial equipment panels.
  • Suitable for lighting control systems.
  • Panel mount breaker for equipment protection.

MU1-B-12-410-1-A21-B-D FAQs

7 frequently asked questions generated from this part’s specifications.
What is the voltage rating of the Littelfuse MU1-B-12-410-1-A21-B-D?

250V.

What is the current rating of this circuit breaker?

1A.

How many poles does this circuit breaker have?

1 pole.

What type of actuator does this breaker use?

Push to reset.

What is the mounting type of this circuit breaker?

Panel mount.

What is the breaker type of the MU1-B-12-410-1-A21-B-D?

Magnetic (Hydraulic Delay).

Does this circuit breaker have illumination?

No, it has no illumination.

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