MB1-B-34-440-1-A27-B-C The Littelfuse Inc. MB1-B-34-440-1-A27-B-C is a single-pole, panel mount circuit breaker. It features a magnetic hydraulic delay and a rocker actuator.
Mfr Part #:

MB1-B-34-440-1-A27-B-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. MB1-B-34-440-1-A27-B-C is a single-pole, panel mount circuit breaker. It features a magnetic hydraulic delay and a rocker actuator.
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MB1-B-34-440-1-A27-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

MB1-B-34-440-1-A27-B-C Description

Short technical summary and product information.

This Littelfuse Inc. MB1-B-34-440-1-A27-B-C is a single-pole circuit breaker designed for panel mounting. It offers a current rating of 4A and a voltage rating of 250V.

 

The breaker type is magnetic with a hydraulic delay, providing reliable overcurrent protection. The actuator type is a rocker, and it does not feature illumination.

 

Key specifications include a 4A current rating and a 250V voltage rating. It is approved by CCC, CSA, and UL1077.

 

This circuit breaker is suitable for applications requiring robust protection and panel-mounted installation.

MB1-B-34-440-1-A27-B-C Quick Information

Product Type: Circuit Breaker
Series: MB1
Canonical Name: Littelfuse Inc. MB1-B-34-440-1-A27-B-C Circuit Breaker
Subcategory: Circuit Breaker

MB1-B-34-440-1-A27-B-C Compliance

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

MB1-B-34-440-1-A27-B-C Features

  • 4A current rating for protection.
  • 250V voltage rating.
  • Magnetic hydraulic delay type.
  • Panel mount design.
  • Rocker actuator type.

MB1-B-34-440-1-A27-B-C Applications

  • General circuit protection.
  • Panel-mounted installations.
  • Industrial equipment.
  • Control systems.

MB1-B-34-440-1-A27-B-C FAQs

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

The voltage rating is 250V.

What is the current rating of the MB1-B-34-440-1-A27-B-C?

The current rating is 4A.

What type of breaker is this?

It is a magnetic hydraulic delay circuit breaker.

How many poles does this circuit breaker have?

This circuit breaker has 1 pole.

What is the actuator type?

The actuator is a rocker type.

What mounting type does this breaker use?

It is designed for panel mount installation.

What approvals does this circuit breaker have?

It is approved by CCC, CSA, and UL1077.

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