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AA1-B0-16-640-5D1-C The Littelfuse Inc. AA1-B0-16-640-5D1-C is a single-pole circuit breaker rated for 40A and 277V AC. It features a magnetic (hydraulic delay) trip type and lever actuator.
Mfr Part #:

AA1-B0-16-640-5D1-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. AA1-B0-16-640-5D1-C is a single-pole circuit breaker rated for 40A and 277V AC. It features a magnetic (hydraulic delay) trip type and lever actuator.
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AA1-B0-16-640-5D1-C 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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AA1-B0-16-640-5D1-C Description

Short technical summary and product information.

This Littelfuse Inc. AA1-B0-16-640-5D1-C is a single-pole circuit breaker designed for circuit protection applications. It offers a current rating of 40A and a voltage rating of 277V AC, with a DC voltage rating of 80V.

 

The breaker type is magnetic with a hydraulic delay, and it is activated by a lever. It is designed for panel mounting and comes in a bulk package.

 

This circuit breaker is approved by CCC, CSA, and UL agencies. It is RoHS3 compliant, has an MSL of 1, and is REACH unaffected. The part number is AA1-B0-16-640-5D1-C, and it is also known by the distributor part number 432-AA1-B0-16-640-5D1-C-ND.

AA1-B0-16-640-5D1-C Quick Information

Product Type: Circuit Breaker
Series: AA1
Canonical Name: Littelfuse Inc. AA1-B0-16-640-5D1-C Circuit Breaker
Subcategory: Circuit Breaker

AA1-B0-16-640-5D1-C Compliance

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

AA1-B0-16-640-5D1-C Features

  • 40A current rating for circuit protection.
  • 277V AC voltage rating.
  • Single-pole magnetic hydraulic delay breaker.
  • Panel mount design for easy integration.
  • CCC, CSA, UL agency approvals.

AA1-B0-16-640-5D1-C Applications

  • Suitable for general circuit protection.
  • Used in systems requiring AC voltage.
  • Ideal for panel-mounted applications.
  • Meets CCC, CSA, and UL standards.

AA1-B0-16-640-5D1-C FAQs

7 frequently asked questions generated from this part’s specifications.
What is the voltage rating of this circuit breaker?

277V AC and 80V DC.

What is the current rating?

40A.

What type of breaker is this?

Magnetic (Hydraulic Delay).

How many poles does it have?

1 pole.

What is the mounting type?

Panel Mount.

What is the packaging method?

Bulk.

What approvals does it have?

CCC, CSA, UL.

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