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MF1-B-34-620-1-HC3-7-C The Littelfuse Inc. MF1-B-34-620-1-HC3-7-C is a panel mount circuit breaker. It features a 20A current rating and a 250V voltage rating.
Mfr Part #:

MF1-B-34-620-1-HC3-7-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. MF1-B-34-620-1-HC3-7-C is a panel mount circuit breaker. It features a 20A current rating and a 250V voltage rating.
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MF1-B-34-620-1-HC3-7-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
Illumination Voltage (Nominal)
Mounting Type
Number of Poles
SVHC Present
Voltage Rating
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MF1-B-34-620-1-HC3-7-C Description

Short technical summary and product information.

This Littelfuse Inc. circuit breaker, part number MF1-B-34-620-1-HC3-7-C, is designed for panel mounting. It operates as a magnetic (hydraulic delay) type breaker with a current rating of 20A and a voltage rating of 250V.

 

Key electrical characteristics include a single pole configuration and a rocker actuator. The breaker is illuminated with a green indicator, operating at a nominal voltage of 4-8V. It is approved by CCC, CSA, and UL1077.

 

The component is compliant with RoHS3 standards and has a Moisture Sensitivity Level (MSL) of 1. Its REACH status is unaffected. The DK part number for this component is 432-MF1-B-34-620-1-HC3-7-C-ND.

MF1-B-34-620-1-HC3-7-C Quick Information

Product Type: Circuit Breaker
Series: MF1-B
Canonical Name: Littelfuse Inc. MF1-B-34-620-1-HC3-7-C Circuit Breaker
Subcategory: Circuit Breaker

MF1-B-34-620-1-HC3-7-C Compliance

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

MF1-B-34-620-1-HC3-7-C Features

  • Panel mount magnetic circuit breaker.
  • Rated for 20A and 250V operation.
  • Features a rocker actuator.
  • Includes green illumination.
  • Approved by CCC, CSA, and UL1077.

MF1-B-34-620-1-HC3-7-C Applications

  • Overcurrent protection for industrial power supplies.
  • Circuit protection in panel-mounted equipment.
  • Provides reliable switching and visual indication.
  • Suitable for UL1077 recognized applications.

MF1-B-34-620-1-HC3-7-C FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the MF1-B-34-620-1-HC3-7-C?

20A.

What is the voltage rating of this circuit breaker?

250V.

What type of breaker is the MF1-B-34-620-1-HC3-7-C?

Magnetic (Hydraulic Delay).

How many poles does this circuit breaker have?

1 pole.

What is the mounting type for this breaker?

Panel Mount.

What actuator type does the MF1-B-34-620-1-HC3-7-C use?

Rocker.

Does this circuit breaker have illumination?

Yes, green illumination with a nominal voltage of 4-8V.

MF1-B-34-620-1-HC3-7-C Alternate Parts

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MF1-B-30-620-2-HC2-2-C
MF1-B-30-620-2-HC2-2-C
Littelfuse Inc.
The Littelfuse Inc. MF1-B-30-620-2-HC2-2-C is a 1-pole, magnetic (hydraulic delay) circuit breaker. It features a 20A current rating and a 250V voltage rating.
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