MF1-B-12-280-1-DF4-B-D The Littelfuse Inc. MF1-B-12-280-1-DF4-B-D is a single-pole, magnetic hydraulic delay circuit breaker. It features a panel mount design and a rocker actuator.
Mfr Part #:

MF1-B-12-280-1-DF4-B-D

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. MF1-B-12-280-1-DF4-B-D is a single-pole, magnetic hydraulic delay circuit breaker. It features a panel mount design and a rocker actuator.
Stock on Request

MF1-B-12-280-1-DF4-B-D 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

MF1-B-12-280-1-DF4-B-D Description

Short technical summary and product information.

This Littelfuse Inc. circuit breaker, part number MF1-B-12-280-1-DF4-B-D, is designed for circuit protection applications. It has a current rating of 800mA and a voltage rating of 250V.

 

The breaker type is magnetic with a hydraulic delay, suitable for applications requiring specific trip characteristics. It is a single-pole unit with a rocker actuator for operation. The mounting type is panel mount, allowing for easy integration into control panels and enclosures.

 

Additional features include red illumination. The RoHS status is RoHS3 Compliant, and the Moisture Sensitivity Level (MSL) is 1 Unlimited. The REACH status is REACH Unaffected. Approval agencies include CCC, CSA, UL, and VDE.

MF1-B-12-280-1-DF4-B-D Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. MF1-B-12-280-1-DF4-B-D Magnetic Hydraulic Delay Circuit Breaker

MF1-B-12-280-1-DF4-B-D Compliance

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

MF1-B-12-280-1-DF4-B-D Features

  • 800mA current rating for protection.
  • 250V voltage rating for power systems.
  • Magnetic hydraulic delay breaker type.
  • Panel mount design for easy installation.
  • Rocker actuator for operation.

MF1-B-12-280-1-DF4-B-D Applications

  • Suitable for general circuit protection.
  • Ideal for control panel integration.
  • Used in systems requiring specific trip delays.
  • Designed for 250V power applications.

MF1-B-12-280-1-DF4-B-D FAQs

7 frequently asked questions generated from this part’s specifications.
What is the voltage rating of the MF1-B-12-280-1-DF4-B-D?

The voltage rating is 250 V.

What is the current rating of the MF1-B-12-280-1-DF4-B-D?

The current rating is 800 mA (0.8 A).

What type of circuit breaker is this?

It is a magnetic (hydraulic delay) circuit breaker.

How many poles does it have?

It is a single-pole (1 pole) circuit breaker.

What is the actuator type?

It is a rocker actuator.

Does the circuit breaker have illumination?

Yes, it features red illumination.

What is the mounting type?

Panel mount.

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