BB2-B0-24-640-521-E The BB2-B0-24-640-521-E is a circuit breaker rated for 40A and 250V, designed for panel mounting applications.
Mfr Part #:

BB2-B0-24-640-521-E

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The BB2-B0-24-640-521-E is a circuit breaker rated for 40A and 250V, designed for panel mounting applications.
Stock on Request
$ Price Range: $0.99

BB2-B0-24-640-521-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
Storage Temperature
Tape & Reel
Voltage Rating

BB2-B0-24-640-521-E Description

Short technical summary and product information.

The BB2-B0-24-640-521-E is a circuit breaker manufactured by Littelfuse Inc. It features a current rating of 40A and a voltage rating of 250V. The breaker type is magnetic with hydraulic delay, and it has two poles. The actuator type is lever, and it does not include illumination. It is designed for panel mounting and is used in circuit protection applications where reliable overcurrent interruption is required. The device is part of Littelfuse's circuit protection product line, suitable for various electrical systems requiring high current capacity and quick response to fault conditions.

BB2-B0-24-640-521-E Quick Information

Product Type: Circuit Breaker
Canonical Name: CIRCUIT BREAKER

BB2-B0-24-640-521-E Compliance

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

BB2-B0-24-640-521-E Estimated Pricing

Qty Low High
1+ $0.99 $0.99

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

BB2-B0-24-640-521-E Features

  • Rated for 40A electrical current
  • 250V voltage rating for high voltage systems
  • Magnetic hydraulic delay breaker type
  • Two-pole configuration for multi-phase protection
  • Panel mount packaging for easy installation

BB2-B0-24-640-521-E Applications

  • Used in electrical distribution panels
  • Suitable for industrial circuit protection
  • Ideal for high-current electrical systems
  • Provides reliable overcurrent protection

BB2-B0-24-640-521-E FAQs

5 frequently asked questions generated from this part’s specifications.
What is the voltage rating of the BB2-B0-24-640-521-E?

The voltage rating is 250V.

What is the current rating of this circuit breaker?

The current rating is 40A.

What type of breaker is the BB2-B0-24-640-521-E?

It is a magnetic breaker with hydraulic delay.

How many poles does this circuit breaker have?

It has 2 poles.

What mounting type does this breaker use?

It uses panel mount packaging.

BB2-B0-24-640-521-E Alternate Parts

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AA2-B0-24-640-523-P
Littelfuse Inc.
The AA2-B0-24-640-523-P is a circuit breaker manufactured by Littelfuse Inc. with a 40A current rating and 250V voltage rating. It features a magnetic hydraulic delay mechanism and is designed for panel mounting.
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CA2-B0-26-640-12A-E
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The Littelfuse Inc. CA2-B0-26-640-12A-E is a 2-pole circuit breaker designed for panel mounting. It features a magnetic hydraulic delay mechanism and a 40A current rating.
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BA2-B0-24-640-511-E
BA2-B0-24-640-511-E
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The Littelfuse Inc. BA2-B0-24-640-511-E is a 2-pole circuit breaker designed for panel mounting. It features a 40A current rating and a 250V voltage rating.
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BA2-B0-34-640-521-E
BA2-B0-34-640-521-E
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This Littelfuse Inc. BA2-B0-34-640-521-E is a 2-pole circuit breaker with a 40A current rating and 250V voltage rating. It features a magnetic hydraulic delay mechanism and panel mount type.
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