A21-B0-24-620-511-E The Littelfuse Inc. A21-B0-24-620-511-E is a single-pole, magnetic (hydraulic delay) circuit breaker rated for 20A and 250V. It features a panel mount design with a rocker actuator.
Mfr Part #:

A21-B0-24-620-511-E

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. A21-B0-24-620-511-E is a single-pole, magnetic (hydraulic delay) circuit breaker rated for 20A and 250V. It features a panel mount design with a rocker actuator.
Stock on Request
$ Price Range: $0.99

A21-B0-24-620-511-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

A21-B0-24-620-511-E Description

Short technical summary and product information.

This Littelfuse Inc. A21-B0-24-620-511-E is a single-pole circuit breaker designed for panel mounting. It utilizes a magnetic (hydraulic delay) mechanism for reliable overcurrent protection.

 

The breaker has a current rating of 20A and a voltage rating of 250V. The actuator type is a rocker, and it features no illumination. Approval agencies include CCC, CSA, TUV, and UL, indicating broad compliance for various applications.

 

This component is RoHS3 compliant and has a Moisture Sensitivity Level (MSL) of 1 Unlimited. Its REACH status is unaffected. The mounting type is panel mount, making it suitable for integration into various enclosures and systems.

 

Key specifications include a 20A current rating, 250V voltage rating, and a magnetic hydraulic delay breaker type. The panel mount design and rocker actuator offer practical integration into control panels and equipment.

A21-B0-24-620-511-E Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. A21-B0-24-620-511-E Circuit Breaker

A21-B0-24-620-511-E Compliance

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

A21-B0-24-620-511-E Estimated Pricing

Qty Low High
1+ $0.99 $0.99

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

A21-B0-24-620-511-E Features

  • 20A current rating for protection.
  • 250V voltage rating.
  • Magnetic hydraulic delay breaker type.
  • Panel mount design.
  • Rocker actuator type.

A21-B0-24-620-511-E Applications

  • Protection of electrical circuits.
  • Integration into control panels.
  • Equipment power entry protection.
  • Industrial machinery applications.

A21-B0-24-620-511-E FAQs

6 frequently asked questions generated from this part’s specifications.
What is the current rating of the A21-B0-24-620-511-E circuit breaker?

The current rating is 20A.

What is the voltage rating for this Littelfuse circuit breaker?

The voltage rating is 250V.

What type of breaker mechanism does the A21-B0-24-620-511-E use?

It uses a Magnetic (Hydraulic Delay) breaker type.

How is the A21-B0-24-620-511-E circuit breaker mounted?

It is designed for Panel Mount.

What is the RoHS status of this component?

It is RoHS3 Compliant.

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

The MSL is 1 Unlimited.

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