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MU1-B-32-435-2-A21-B-C The Littelfuse Inc. MU1-B-32-435-2-A21-B-C is a magnetic hydraulic delay circuit breaker. It features a 3.5A current rating and a 250V voltage rating.
Mfr Part #:

MU1-B-32-435-2-A21-B-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. MU1-B-32-435-2-A21-B-C is a magnetic hydraulic delay circuit breaker. It features a 3.5A current rating and a 250V voltage rating.
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MU1-B-32-435-2-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
Voltage Rating
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MU1-B-32-435-2-A21-B-C Description

Short technical summary and product information.

This Littelfuse Inc. MU1-B-32-435-2-A21-B-C is a single-pole circuit breaker designed for panel mounting. It operates with a magnetic hydraulic delay mechanism, providing a current rating of 3.5A and a voltage rating of 250V.

 

The breaker features a push-to-reset actuator and offers no illumination. It is RoHS3 compliant and has an MSL rating of 1, indicating unlimited moisture sensitivity. The REACH status is unaffected.

 

Key specifications include a 3.5A current rating and a 250V voltage rating. The mounting type is panel mount, and the actuator type is push to reset. Approval agencies include CCC, CSA, and UL1077.

 

This component is suitable for applications requiring reliable overcurrent protection with a specific delay characteristic. Its panel mount design facilitates integration into various electrical enclosures and control panels.

MU1-B-32-435-2-A21-B-C Quick Information

Product Type: Circuit Breaker
Series: MU1
Canonical Name: Littelfuse Inc. MU1-B-32-435-2-A21-B-C Magnetic Hydraulic Delay Circuit Breaker
Subcategory: Magnetic (Hydraulic Delay)

MU1-B-32-435-2-A21-B-C Compliance

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

MU1-B-32-435-2-A21-B-C Features

  • 3.5A current rating for protection.
  • 250V voltage rating for AC circuits.
  • Magnetic hydraulic delay breaker type.
  • Panel mount with push to reset.
  • RoHS3 compliant environmental status.

MU1-B-32-435-2-A21-B-C Applications

  • Used in control panel assemblies.
  • Suitable for power distribution units.
  • Protects sensitive electronic circuits.
  • Ideal for industrial equipment.

MU1-B-32-435-2-A21-B-C FAQs

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

250V.

What is the current rating?

3.5A.

What type of circuit breaker is this?

Magnetic (Hydraulic Delay).

How many poles does it have?

1.

What is the actuator type?

Push to Reset.

Does it have illumination?

No.

What is the mounting type?

Panel Mount.

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