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MM1-B-12-450-2-2ED-B-T The Littelfuse Inc. MM1-B-12-450-2-2ED-B-T is a 1-pole circuit breaker rated for 5A and 250V. It features a panel mount design and a magnetic (hydraulic delay) tripping mechanism.
Mfr Part #:

MM1-B-12-450-2-2ED-B-T

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. MM1-B-12-450-2-2ED-B-T is a 1-pole circuit breaker rated for 5A and 250V. It features a panel mount design and a magnetic (hydraulic delay) tripping mechanism.
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MM1-B-12-450-2-2ED-B-T 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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MM1-B-12-450-2-2ED-B-T Description

Short technical summary and product information.

This Littelfuse Inc. MM1-B-12-450-2-2ED-B-T is a single-pole circuit breaker designed for panel mounting. It offers a current rating of 5A and a voltage rating of 250V. The breaker type is magnetic with a hydraulic delay, providing reliable overcurrent protection.

 

Key features include a lever actuator and no illumination. It is approved by CCC and UL489A. The RoHS status is compliant with RoHS3, and it has an MSL of 1 Unlimited. REACH status is unaffected.

 

This circuit breaker is suitable for applications requiring robust overcurrent protection in a compact, panel-mountable form factor. Its magnetic tripping mechanism ensures consistent performance.

MM1-B-12-450-2-2ED-B-T Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. MM1-B-12-450-2-2ED-B-T Circuit Breaker

MM1-B-12-450-2-2ED-B-T Compliance

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

MM1-B-12-450-2-2ED-B-T Features

  • 5A current rating for reliable protection.
  • 250V voltage rating suitable for many systems.
  • Panel mount design for easy integration.
  • Magnetic (hydraulic delay) breaker type.
  • CCC and UL489A approved.

MM1-B-12-450-2-2ED-B-T Applications

  • Ideal for overcurrent protection.
  • Suitable for panel installations.
  • Used in systems up to 250V.
  • Provides reliable circuit breaking.

MM1-B-12-450-2-2ED-B-T FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the MM1-B-12-450-2-2ED-B-T?

The current rating is 5A.

What is the voltage rating of this circuit breaker?

The voltage rating is 250V.

What type of breaker is the MM1-B-12-450-2-2ED-B-T?

It is a magnetic (hydraulic delay) circuit breaker.

How many poles does this circuit breaker have?

It has 1 pole.

What actuator type does this breaker use?

It uses a lever actuator.

What is the mounting type for this circuit breaker?

It is panel mount.

What safety agency approvals does this breaker have?

It is approved by CCC and UL489A.

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