MU1-B-32-450-1-C21-B-C The Littelfuse Inc. MU1-B-32-450-1-C21-B-C is a magnetic (hydraulic delay) circuit breaker. It features a 5A current rating and a 250V AC voltage rating.
Mfr Part #:

MU1-B-32-450-1-C21-B-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. MU1-B-32-450-1-C21-B-C is a magnetic (hydraulic delay) circuit breaker. It features a 5A current rating and a 250V AC voltage rating.
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MU1-B-32-450-1-C21-B-C Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
AEC Qualified
Actuator Type
Approval Agency
Automotive Grade
Breaker Type
Current Rating
Current Rating (Amps)
Halogen Free
Illumination
Industrial Grade
Medical Grade
Military Grade
Mounting Type
Number of Poles
SVHC Present
Tape & Reel
Voltage Rating

MU1-B-32-450-1-C21-B-C Description

Short technical summary and product information.

This Littelfuse Inc. MU1-B-32-450-1-C21-B-C is a single-pole circuit breaker designed for circuit protection. It operates with a 5A current rating and a 250V AC voltage rating, with a DC voltage rating of 80V.

 

The breaker utilizes a magnetic (hydraulic delay) mechanism for reliable operation and features a push-to-reset actuator. It is designed for panel mounting, making it suitable for integration into various electrical enclosures and control panels.

 

Key approvals include CCC, CSA, and UL1077, indicating compliance with relevant safety standards. The component is RoHS3 compliant and has a Moisture Sensitivity Level (MSL) of 1.

MU1-B-32-450-1-C21-B-C Quick Information

Product Type: Circuit Breaker
Series: MU1
Canonical Name: Littelfuse Inc. MU1-B-32-450-1-C21-B-C Circuit Breaker

MU1-B-32-450-1-C21-B-C Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected
Lead Free: No

MU1-B-32-450-1-C21-B-C Features

  • 5A current rating for circuit protection.
  • 250V AC and 80V DC voltage ratings.
  • Magnetic (hydraulic delay) breaker type.
  • Panel mount with push-to-reset actuator.
  • RoHS3 compliant and MSL 1 rated.

MU1-B-32-450-1-C21-B-C Applications

  • Suitable for overcurrent protection.
  • Ideal for control panel integration.
  • Used in electrical enclosure systems.
  • Meets CCC, CSA, and UL1077 standards.

MU1-B-32-450-1-C21-B-C FAQs

7 frequently asked questions generated from this part’s specifications.
What is the voltage rating of the MU1-B-32-450-1-C21-B-C?

250V AC and 80V DC.

What is the current rating?

5A.

What is the breaker type?

Magnetic (Hydraulic Delay).

What is the actuator type?

Push to Reset.

What is the mounting type?

Panel Mount.

How many poles does this circuit breaker have?

1 pole.

What approvals does this circuit breaker have?

CCC, CSA, UL1077.

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