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MF1-B-34-620-3-JF3-B-C The Littelfuse Inc. MF1-B-34-620-3-JF3-B-C is a single-pole, magnetic (hydraulic delay) circuit breaker rated for 20A and 250V. It features a panel mount design and a rocker actuator.
Mfr Part #:

MF1-B-34-620-3-JF3-B-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. MF1-B-34-620-3-JF3-B-C is a single-pole, magnetic (hydraulic delay) circuit breaker rated for 20A and 250V. It features a panel mount design and a rocker actuator.
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MF1-B-34-620-3-JF3-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
Illumination Voltage (Nominal)
Mounting Type
Number of Poles
Voltage Rating
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MF1-B-34-620-3-JF3-B-C Description

Short technical summary and product information.

This Littelfuse Inc. MF1-B-34-620-3-JF3-B-C is a single-pole circuit breaker designed for panel mounting. It utilizes a magnetic (hydraulic delay) mechanism for reliable operation and is rated for a current of 20A and a voltage of 250V.

 

The breaker features a rocker actuator for easy operation and includes green illumination with a nominal voltage requirement of 9-16V. It is approved by CCC, CSA, and UL1077, indicating compliance with relevant safety standards.

 

Compliance information indicates RoHS3 compliance, MSL 1, and REACH unaffected status. The mounting type is specified as Panel Mount.

MF1-B-34-620-3-JF3-B-C Quick Information

Product Type: Circuit Breaker
Series: MF1-B
Canonical Name: Littelfuse Inc. MF1-B-34-620-3-JF3-B-C Magnetic (Hydraulic Delay) Circuit Breaker
Subcategory: Magnetic (Hydraulic Delay)

MF1-B-34-620-3-JF3-B-C Compliance

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

MF1-B-34-620-3-JF3-B-C Features

  • 20A current rating for power circuits.
  • 250V voltage rating for AC applications.
  • Panel mount design for easy integration.
  • Magnetic (hydraulic delay) breaker type.
  • Green illumination with 9-16V nominal voltage.

MF1-B-34-620-3-JF3-B-C Applications

  • Suitable for general circuit protection.
  • Used in control panel assemblies.
  • Ideal for equipment with indicator lights.
  • Compliant with safety standards.

MF1-B-34-620-3-JF3-B-C FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the MF1-B-34-620-3-JF3-B-C circuit breaker?

The current rating is 20A.

What is the voltage rating for this circuit breaker?

The voltage rating is 250V.

How is the MF1-B-34-620-3-JF3-B-C circuit breaker mounted?

It is designed for panel mounting.

What type of breaker mechanism does this unit use?

It uses a Magnetic (Hydraulic Delay) mechanism.

How many poles does this circuit breaker have?

This is a single pole circuit breaker.

What is the actuator type for this breaker?

The actuator type is Rocker.

Does this circuit breaker have illumination, and what is its voltage?

Yes, it has green illumination with a nominal voltage of 9 ~ 16V.

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