MA1-B-12-445-1-A25-B-C The Littelfuse Inc. MA1-B-12-445-1-A25-B-C is a 1-pole circuit breaker designed for panel mounting. It features a magnetic hydraulic delay mechanism and a rocker actuator.
Mfr Part #:

MA1-B-12-445-1-A25-B-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. MA1-B-12-445-1-A25-B-C is a 1-pole circuit breaker designed for panel mounting. It features a magnetic hydraulic delay mechanism and a rocker actuator.
Stock on Request

MA1-B-12-445-1-A25-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

MA1-B-12-445-1-A25-B-C Description

Short technical summary and product information.

This Littelfuse Inc. circuit breaker, part number MA1-B-12-445-1-A25-B-C, is a single-pole device rated for 4.5 Amps and 250 Volts. It utilizes a magnetic hydraulic delay for its tripping mechanism, offering reliable protection.

 

The breaker is designed for panel mounting, making it suitable for integration into various electrical enclosures and control panels. Its actuator type is a rocker, providing a clear visual indication of its state.

 

Key specifications include a 4.5A current rating and a 250V voltage rating. The breaker type is magnetic (hydraulic delay), and it features a single pole configuration. The actuator is a rocker type, and it does not include illumination.

 

Compliance information indicates RoHS3 compliance, Moisture Sensitivity Level 1, and REACH unaffected status. Approval agencies include CCC, CSA, and UL1077.

MA1-B-12-445-1-A25-B-C Quick Information

Product Type: Circuit Breaker
Series: MA1-B
Canonical Name: Littelfuse Inc. MA1-B-12-445-1-A25-B-C Circuit Breaker
Subcategory: Circuit Breaker

MA1-B-12-445-1-A25-B-C Compliance

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

MA1-B-12-445-1-A25-B-C Features

  • 4.5A current rating for reliable protection.
  • 250V voltage rating suitable for various applications.
  • Panel mount design for easy integration.
  • Magnetic hydraulic delay breaker type.
  • Rocker actuator for clear operation.

MA1-B-12-445-1-A25-B-C Applications

  • Ideal for control panel protection.
  • Suitable for industrial equipment.
  • Used in power distribution units.
  • Applicable in custom machinery.

MA1-B-12-445-1-A25-B-C FAQs

6 frequently asked questions generated from this part’s specifications.
What is the current rating of the MA1-B-12-445-1-A25-B-C circuit breaker?

The current rating is 4.5A.

What is the voltage rating for this circuit breaker?

The voltage rating is 250V.

How is the MA1-B-12-445-1-A25-B-C circuit breaker mounted?

It is designed for panel mounting.

What type of breaker mechanism does this unit use?

It uses a magnetic (hydraulic delay) mechanism.

How many poles does this circuit breaker have?

This is a 1-pole circuit breaker.

What is the actuator type for this breaker?

The actuator type is a rocker.

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Single-pole magnetic hydraulic delay circuit breaker rated at 4.5A and 250V with rocker actuator. Panel mount with CCC, CSA, and UL1077 approvals.
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The Littelfuse Inc. MA1-B-34-445-1-A36-B-C is a single-pole, magnetic hydraulic delay circuit breaker. It features a 4.5A current rating and a 250V voltage rating.
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Single-pole magnetic circuit breaker from Littelfuse rated 4.5A at 250V. Features a rocker actuator, hydraulic delay, and panel mount design.
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