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MF1-B-32-490-1-DF2-2-C MF1-B-32-490-1-DF2-2-C is a 1-pole magnetic (hydraulic delay) circuit breaker rated for 9A at 250V with a rocker actuator and red illumination.
Mfr Part #:

MF1-B-32-490-1-DF2-2-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
MF1-B-32-490-1-DF2-2-C is a 1-pole magnetic (hydraulic delay) circuit breaker rated for 9A at 250V with a rocker actuator and red illumination.
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MF1-B-32-490-1-DF2-2-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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MF1-B-32-490-1-DF2-2-C Description

Short technical summary and product information.

The Littelfuse MF1-B-32-490-1-DF2-2-C is a single-pole magnetic circuit breaker utilizing a hydraulic delay mechanism for reliable overcurrent protection. It is rated for 9A continuous current at 250V AC/DC. The rocker actuator features red illumination for clear status indication in low-light conditions.

 

This circuit breaker is designed for panel mount installation and is suitable for a wide range of applications requiring robust circuit protection. The hydraulic delay provides precise time-current characteristics, making it ideal for motor and transformer protection where inrush currents may occur.

 

The MF1-B series carries approvals from CCC, CSA, and UL1077, ensuring compliance with international safety standards. Its compact single-pole design allows for space-efficient integration into control panels, power distribution units, and industrial equipment.

MF1-B-32-490-1-DF2-2-C Quick Information

Product Type: Circuit Breaker
Series: MF1
Canonical Name: 1 Pole Magnetic (Hydraulic Delay) Circuit Breaker, 9A, 250V
Subcategory: Magnetic (Hydraulic Delay) Circuit Breaker

MF1-B-32-490-1-DF2-2-C Compliance

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

MF1-B-32-490-1-DF2-2-C Features

  • Rated for 9A at 250V AC/DC.
  • Single pole magnetic hydraulic delay mechanism.
  • Rocker actuator with red illumination.
  • Panel mount design for easy installation.
  • Approved to CCC, CSA, and UL1077.

MF1-B-32-490-1-DF2-2-C Applications

  • Used in industrial control panels.
  • Suitable for overcurrent protection in power distribution.
  • Ideal for motor and transformer protection with inrush tolerance.
  • Applied in panel-mounted equipment requiring reliable circuit interruption.

MF1-B-32-490-1-DF2-2-C FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the MF1-B-32-490-1-DF2-2-C?

9A.

What is the voltage rating of this circuit breaker?

250V.

What type of circuit breaker is the MF1-B-32-490-1-DF2-2-C?

Magnetic (Hydraulic Delay) circuit breaker.

How many poles does this circuit breaker have?

1 pole.

What is the actuator type on the MF1-B-32-490-1-DF2-2-C?

Rocker actuator.

Does the MF1-B-32-490-1-DF2-2-C have illumination?

Yes, red illumination.

What safety approvals does the MF1-B-32-490-1-DF2-2-C carry?

CCC, CSA, and UL1077.

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