AA2-B0-24-645-521-4 The Littelfuse Inc. AA2-B0-24-645-521-4 is a 2-pole circuit breaker designed for panel mounting. It features a 45A current rating and a 277V voltage rating.
Mfr Part #:

AA2-B0-24-645-521-4

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. AA2-B0-24-645-521-4 is a 2-pole circuit breaker designed for panel mounting. It features a 45A current rating and a 277V voltage rating.
Stock on Request
$ Price Range: $0.99

AA2-B0-24-645-521-4 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

AA2-B0-24-645-521-4 Description

Short technical summary and product information.

This Littelfuse Inc. circuit breaker, part number AA2-B0-24-645-521-4, is a magnetic (hydraulic delay) type breaker with a 45A current rating and a 277V voltage rating. It is designed for panel mounting and features a lever actuator.

 

The breaker has 2 poles and is illuminated with 'None'. It is approved by the CCC agency.

 

Key electrical specifications include a 45A current rating and a 277V voltage rating. The mounting type is panel mount, and the actuator type is a lever. The breaker type is magnetic with a hydraulic delay mechanism.

AA2-B0-24-645-521-4 Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. AA2-B0-24-645-521-4 Circuit Breaker
Subcategory: Circuit Breaker

AA2-B0-24-645-521-4 Compliance

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

AA2-B0-24-645-521-4 Estimated Pricing

Qty Low High
1+ $0.99 $0.99

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

AA2-B0-24-645-521-4 Features

  • 45A current rating for power distribution.
  • 277V voltage rating for AC applications.
  • Panel mount design for easy installation.
  • Magnetic (hydraulic delay) breaker type.
  • Lever actuator for operation.

AA2-B0-24-645-521-4 Applications

  • Used in electrical distribution panels.
  • Suitable for industrial control systems.
  • Applicable in commercial building power.
  • Component in power supply circuits.

AA2-B0-24-645-521-4 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the AA2-B0-24-645-521-4 circuit breaker?

The current rating is 45A.

What is the voltage rating for this circuit breaker?

The voltage rating is 277V.

How is the AA2-B0-24-645-521-4 circuit breaker mounted?

It is designed for panel mounting.

What type of breaker mechanism does this part use?

It uses a Magnetic (Hydraulic Delay) breaker type.

How many poles does this circuit breaker have?

This circuit breaker has 2 poles.

What is the RoHS status of this component?

The RoHS status is RoHS3 Compliant.

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

The MSL is 1 Unlimited.

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