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MB1-B-34-612-1-A27-B-C The Littelfuse Inc. MB1-B-34-612-1-A27-B-C is a single-pole circuit breaker designed for panel mounting. It features a magnetic hydraulic delay mechanism and a 12A current rating.
Mfr Part #:

MB1-B-34-612-1-A27-B-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. MB1-B-34-612-1-A27-B-C is a single-pole circuit breaker designed for panel mounting. It features a magnetic hydraulic delay mechanism and a 12A current rating.
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MB1-B-34-612-1-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
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MB1-B-34-612-1-A27-B-C Description

Short technical summary and product information.

This Littelfuse Inc. MB1-B-34-612-1-A27-B-C is a single-pole circuit breaker with a magnetic hydraulic delay mechanism. It is rated for a maximum current of 12A and a voltage of 250V.

 

The breaker is designed for panel mounting and features a rocker actuator. It offers a RoHS3 compliant status and is classified under Moisture Sensitivity Level 1 (MSL 1).

 

Key electrical specifications include a 12A current rating and a 250V voltage rating. The breaker type is magnetic with a hydraulic delay, suitable for applications requiring controlled tripping characteristics.

 

This component is suitable for various protection applications where reliable circuit interruption is needed. Its panel mount design facilitates integration into control panels and equipment.

MB1-B-34-612-1-A27-B-C Quick Information

Product Type: Circuit Breaker
Series: MB1-B
Canonical Name: Littelfuse Inc. MB1-B-34-612-1-A27-B-C Magnetic Hydraulic Delay Circuit Breaker
Subcategory: Circuit Breaker

MB1-B-34-612-1-A27-B-C Compliance

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

MB1-B-34-612-1-A27-B-C Features

  • 12A current rating for circuit protection.
  • 250V voltage rating for various applications.
  • Magnetic hydraulic delay for controlled tripping.
  • Panel mount design for easy integration.
  • Rocker actuator for operation.

MB1-B-34-612-1-A27-B-C Applications

  • Used in control panel protection circuits.
  • Suitable for equipment power entry points.
  • Applicable in systems requiring specific delay.
  • General purpose circuit interruption needs.

MB1-B-34-612-1-A27-B-C FAQs

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

250V.

What is the mounting type?

Panel Mount.

What is the current rating?

12A.

How many poles does this breaker have?

1 pole.

What type of actuator does it have?

Rocker actuator.

What is the breaker type?

Magnetic (Hydraulic Delay).

Is the breaker illuminated?

No, it is non-illuminated.

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