MT1-B-34-440-2-A23-B-B The Littelfuse Inc. MT1-B-34-440-2-A23-B-B is a single-pole, magnetic hydraulic delay circuit breaker. It features a 4A current rating and a 250V voltage rating.
Mfr Part #:

MT1-B-34-440-2-A23-B-B

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. MT1-B-34-440-2-A23-B-B is a single-pole, magnetic hydraulic delay circuit breaker. It features a 4A current rating and a 250V voltage rating.
Stock on Request

MT1-B-34-440-2-A23-B-B Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Actuator Type
Breaker Type
Current Rating
Current Rating (Amps)
Illumination
Mounting Type
Number of Poles
SVHC Present
Voltage Rating

MT1-B-34-440-2-A23-B-B Description

Short technical summary and product information.

This Littelfuse Inc. MT1-B-34-440-2-A23-B-B is a single-pole circuit breaker designed for panel mounting. It utilizes a magnetic (hydraulic delay) mechanism for reliable operation.

 

The breaker is rated for 4A current and 250V voltage. It features a push-pull actuator type and no illumination. The mounting type is panel mount, making it suitable for integration into various enclosures and control panels.

 

This component is RoHS3 compliant and has an MSL rating of 1, indicating unlimited moisture sensitivity. It is also REACH unaffected. The part number for this specific component is MT1-B-34-440-2-A23-B-B, with a distributor part number of 432-MT1-B-34-440-2-A23-B-B-ND.

MT1-B-34-440-2-A23-B-B Quick Information

Product Type: Circuit Breaker
Series: MT1-B
Canonical Name: Littelfuse Inc. MT1-B-34-440-2-A23-B-B Circuit Breaker

MT1-B-34-440-2-A23-B-B Compliance

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

MT1-B-34-440-2-A23-B-B Features

  • 4A current rating for protection.
  • 250V voltage rating.
  • Magnetic hydraulic delay breaker type.
  • Single pole configuration.
  • Panel mount design.

MT1-B-34-440-2-A23-B-B Applications

  • Overcurrent protection for industrial panels.
  • Branch circuit protection for power distribution.
  • Time-delay tripping for motor inrush currents.
  • Panel mount protection for OEM equipment.
  • DC circuit protection with hydraulic delay.

MT1-B-34-440-2-A23-B-B FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the MT1-B-34-440-2-A23-B-B?

The current rating is 4A.

What is the voltage rating for this circuit breaker?

The voltage rating is 250V.

What type of breaker is the MT1-B-34-440-2-A23-B-B?

It is a Magnetic (Hydraulic Delay) breaker type.

How many poles does this circuit breaker have?

This circuit breaker has 1 pole.

What is the mounting type for this circuit breaker?

The mounting type is Panel Mount.

Is this circuit breaker RoHS compliant?

Yes, it is RoHS3 Compliant.

What is the Moisture Sensitivity Level (MSL) for this part?

The MSL is 1 Unlimited.

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MT1-B-34-440-1-A23-B-E
MT1-B-34-440-1-A23-B-E
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This Littelfuse circuit breaker is a 1-pole magnetic hydraulic delay type rated for 4A at 250V. It features a push-pull actuator and panel mount installation.
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The Littelfuse Inc. MT1-B-34-440-1-A22-B-E is a 1-pole circuit breaker designed for panel mounting. It features a magnetic (hydraulic delay) trip mechanism.
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