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AF1-B4-44-640-G12-E The Littelfuse Inc. AF1-B4-44-640-G12-E is a panel mount circuit breaker. It features a 40A current rating and a 250V voltage rating.
Mfr Part #:

AF1-B4-44-640-G12-E

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. AF1-B4-44-640-G12-E is a panel mount circuit breaker. It features a 40A current rating and a 250V voltage rating.
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AF1-B4-44-640-G12-E 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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AF1-B4-44-640-G12-E Description

Short technical summary and product information.

This Littelfuse Inc. AF1-B4-44-640-G12-E is a magnetic (hydraulic delay) circuit breaker designed for panel mounting. It offers a current rating of 40A and a voltage rating of 250V, with a single pole configuration.

 

The actuator type is a rocker, and it does not feature illumination. The breaker is compliant with RoHS3 standards and has a Moisture Sensitivity Level (MSL) of 1 Unlimited. It is also REACH Unaffected.

 

Key specifications include a 40A current rating and a 250V voltage rating, making it suitable for various power distribution and protection applications. The panel mount design ensures easy integration into control panels and enclosures.

AF1-B4-44-640-G12-E Quick Information

Product Type: Circuit Breaker
Series: AF1
Canonical Name: Littelfuse Inc. AF1-B4-44-640-G12-E Magnetic (Hydraulic Delay) Circuit Breaker
Subcategory: Magnetic (Hydraulic Delay)

AF1-B4-44-640-G12-E Compliance

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

AF1-B4-44-640-G12-E Features

  • 40A current rating for power protection.
  • 250V voltage rating for AC applications.
  • Panel mount design for easy integration.
  • Magnetic (hydraulic delay) breaker type.
  • RoHS3 compliant for environmental standards.

AF1-B4-44-640-G12-E Applications

  • Used in power distribution systems.
  • Suitable for control panel applications.
  • Protects electrical circuits from overload.
  • Ideal for industrial equipment.

AF1-B4-44-640-G12-E FAQs

7 frequently asked questions generated from this part’s specifications.
What is the voltage rating of the AF1-B4-44-640-G12-E?

250V.

What is the current rating?

40A.

What type of circuit breaker is it?

Magnetic (Hydraulic Delay).

How many poles does it have?

1.

What is the actuator type?

Rocker.

Does it have illumination?

No, it has no illumination.

What is the mounting type?

Panel Mount.

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