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MF1-B-12-420-1-FB6-B-J The Littelfuse Inc. MF1-B-12-420-1-FB6-B-J is a magnetic (hydraulic delay) circuit breaker. It features a 2A current rating and a 250V voltage rating.
Mfr Part #:

MF1-B-12-420-1-FB6-B-J

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. MF1-B-12-420-1-FB6-B-J is a magnetic (hydraulic delay) circuit breaker. It features a 2A current rating and a 250V voltage rating.
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MF1-B-12-420-1-FB6-B-J 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
Illumination Voltage (Nominal)
Mounting Type
Number of Poles
Voltage Rating
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MF1-B-12-420-1-FB6-B-J Description

Short technical summary and product information.

The Littelfuse Inc. MF1-B-12-420-1-FB6-B-J is a single-pole, magnetic (hydraulic delay) circuit breaker designed for panel mounting. It offers a current rating of 2A and a voltage rating of 250V.

 

This circuit breaker is suitable for applications requiring reliable overcurrent protection. Its magnetic tripping mechanism provides a hydraulic delay, offering specific protection characteristics. The rocker actuator is illuminated with a nominal voltage of 9-16V, indicating its operational status.

 

Key specifications include a 2A current rating and a 250V voltage rating. It is approved by CCC, TUV, and UL489A. The mounting type is panel mount, and it features a red illumination.

 

Compliance information indicates RoHS3 compliance, MSL 1, and REACH unaffected status. The part number for this component is MF1-B-12-420-1-FB6-B-J.

MF1-B-12-420-1-FB6-B-J Quick Information

Product Type: Circuit Breaker
Series: MF1-B
Canonical Name: Littelfuse Inc. MF1-B-12-420-1-FB6-B-J Magnetic (Hydraulic Delay) Circuit Breaker
Subcategory: Circuit Breaker

MF1-B-12-420-1-FB6-B-J Compliance

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

MF1-B-12-420-1-FB6-B-J Features

  • 2A current rating for protection.
  • 250V voltage rating.
  • Panel mount design.
  • Magnetic with hydraulic delay.
  • Red illumination (9-16V).

MF1-B-12-420-1-FB6-B-J Applications

  • Provides overcurrent protection.
  • Suitable for panel installations.
  • Used in systems requiring hydraulic delay.
  • Features status indication via illumination.

MF1-B-12-420-1-FB6-B-J FAQs

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

250V.

What is the mounting type?

Panel mount.

What is the current rating?

2A.

How many poles does it have?

1 pole.

What type of actuator does it have?

Rocker actuator.

Does this circuit breaker have illumination?

Yes, it has red illumination with a nominal voltage of 9 to 16V.

What approvals does this circuit breaker have?

CCC, TUV, and UL489A.

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