N31-B0-44-620-121-D3 The Littelfuse Inc. N31-B0-44-620-121-D3 is a 1-pole, 20A, 240V circuit breaker featuring a magnetic hydraulic delay and push-to-reset actuator. It is designed for panel mounting.
Mfr Part #:

N31-B0-44-620-121-D3

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. N31-B0-44-620-121-D3 is a 1-pole, 20A, 240V circuit breaker featuring a magnetic hydraulic delay and push-to-reset actuator. It is designed for panel mounting.
Stock on Request
$ Price Range: $0.99

N31-B0-44-620-121-D3 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
Storage Temperature
Tape & Reel
Voltage Rating

N31-B0-44-620-121-D3 Description

Short technical summary and product information.

This Littelfuse Inc. circuit breaker, part number N31-B0-44-620-121-D3, is a single-pole device rated for 20A and 240V. It utilizes a magnetic hydraulic delay mechanism for its tripping action and features a convenient push-to-reset actuator.

 

The breaker is designed for panel mounting, making it suitable for integration into various electrical enclosures and control panels. It has received approvals from TUV and UL489, indicating compliance with relevant safety standards.

 

Environmental compliance includes RoHS3 compliance and an MSL 1 rating. The REACH status is unaffected. This component is ideal for applications requiring reliable overcurrent protection in a compact, panel-mountable form factor.

N31-B0-44-620-121-D3 Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. N31-B0-44-620-121-D3 Circuit Breaker

N31-B0-44-620-121-D3 Compliance

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

N31-B0-44-620-121-D3 Estimated Pricing

Qty Low High
1+ $0.99 $0.99

Estimated market price range - modelled values for guidance only, not live distributor offers.

N31-B0-44-620-121-D3 Features

  • 20A current rating for protection.
  • 240V voltage rating for AC circuits.
  • Magnetic hydraulic delay tripping mechanism.
  • Panel mount design for easy integration.
  • Push-to-reset actuator for operation.

N31-B0-44-620-121-D3 Applications

  • Used in control panel assemblies.
  • Suitable for power distribution units.
  • Applied in industrial equipment protection.
  • Ideal for machine tool applications.

N31-B0-44-620-121-D3 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the N31-B0-44-620-121-D3 circuit breaker?

The current rating is 20A.

What is the voltage rating for this circuit breaker?

The voltage rating is 240V.

What type of breaker is the N31-B0-44-620-121-D3?

It is a Magnetic (Hydraulic Delay) breaker type.

How many poles does this circuit breaker have?

This circuit breaker has 1 pole.

What is the mounting type for this circuit breaker?

The mounting type is Panel Mount.

Is the N31-B0-44-620-121-D3 RoHS compliant?

The RoHS Status is RoHS3 Compliant.

What is the Moisture Sensitivity Level (MSL) for this part?

The Moisture Sensitivity Level is 1 Unlimited.

N31-B0-44-620-121-D3 Alternate Parts

Same form/fit/function or matching attribute configuration across different manufacturers.
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Littelfuse Inc.
The Littelfuse Inc. N31-B1-24-620-122-D3 is a single-pole circuit breaker designed for panel mounting. It features a 20A current rating and a 240V voltage rating.
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N31-B0-24-620-121-D3
N31-B0-24-620-121-D3
Littelfuse Inc.
The Littelfuse Inc. N31-B0-24-620-121-D3 is a single-pole circuit breaker with a 20A current rating and 240V voltage rating. It features a panel mount design and a push-to-reset actuator.
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