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MB1-B-12-420-2-A12-B-C The Littelfuse Inc. MB1-B-12-420-2-A12-B-C is a panel mount circuit breaker. It features a 2A current rating and a 250V voltage rating.
Mfr Part #:

MB1-B-12-420-2-A12-B-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. MB1-B-12-420-2-A12-B-C is a panel mount circuit breaker. It features a 2A current rating and a 250V voltage rating.
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MB1-B-12-420-2-A12-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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MB1-B-12-420-2-A12-B-C Description

Short technical summary and product information.

This Littelfuse Inc. MB1-B-12-420-2-A12-B-C is a magnetic hydraulic delay circuit breaker designed for panel mounting. It offers a 2A current rating and a 250V voltage rating, with a single pole configuration.

 

The breaker type is magnetic with a hydraulic delay, and it features a rocker actuator. It is illuminated with 'None'. The unit is approved by CCC, CSA, and UL1077.

 

Environmental compliance includes RoHS3 compliance and an MSL of 1. The REACH status is unaffected. This circuit breaker is suitable for applications requiring reliable overcurrent protection.

MB1-B-12-420-2-A12-B-C Quick Information

Product Type: Circuit Breaker
Series: MB1-B
Canonical Name: Littelfuse Inc. MB1-B-12-420-2-A12-B-C Circuit Breaker
Subcategory: Circuit Breaker

MB1-B-12-420-2-A12-B-C Compliance

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

MB1-B-12-420-2-A12-B-C Features

  • 2A current rating and 250V voltage rating.
  • Magnetic hydraulic delay breaker type.
  • Panel mount with rocker actuator.
  • Approved by CCC, CSA, and UL1077.
  • RoHS3 compliant with MSL 1.

MB1-B-12-420-2-A12-B-C Applications

  • Provides overcurrent protection.
  • Suitable for panel installations.
  • Used in various electrical systems.
  • Meets CCC, CSA, and UL standards.

MB1-B-12-420-2-A12-B-C FAQs

8 frequently asked questions generated from this part’s specifications.
What is the voltage rating of the MB1-B-12-420-2-A12-B-C?

The voltage rating is 250V.

What is the current rating of this circuit breaker?

The current rating is 2A.

What type of breaker is the MB1-B-12-420-2-A12-B-C?

It is a magnetic (hydraulic delay) circuit breaker.

How many poles does this breaker have?

It has 1 pole.

What type of actuator does this breaker use?

It uses a rocker actuator.

Is the actuator illuminated?

No, it is non-illuminated.

What safety approvals does the MB1-B-12-420-2-A12-B-C hold?

It holds CCC, CSA, and UL1077 approvals.

What is the mounting type for this circuit breaker?

It is panel mount.

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