AA1-B0-14-620-4B1-C The Littelfuse Inc. AA1-B0-14-620-4B1-C is a single-pole circuit breaker designed for panel mounting. It features a lever actuator and a magnetic hydraulic delay trip mechanism.
Mfr Part #:

AA1-B0-14-620-4B1-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. AA1-B0-14-620-4B1-C is a single-pole circuit breaker designed for panel mounting. It features a lever actuator and a magnetic hydraulic delay trip mechanism.
Stock on Request

AA1-B0-14-620-4B1-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
SVHC Present
Voltage Rating

AA1-B0-14-620-4B1-C Description

Short technical summary and product information.

This Littelfuse Inc. circuit breaker, part number AA1-B0-14-620-4B1-C, is a single-pole device rated for 20A and 277V. It utilizes a magnetic hydraulic delay for its tripping mechanism, providing reliable overcurrent protection.

 

The breaker is designed for panel mounting, offering a secure and accessible installation point in various electrical systems. Its lever actuator allows for easy manual operation and status indication. Approval agencies include CCC, CSA, and UL, indicating compliance with relevant safety standards.

 

This component is suitable for applications requiring robust circuit protection, such as in industrial equipment, control panels, and power distribution systems. The RoHS3 compliant status suggests adherence to environmental regulations regarding hazardous substances.

AA1-B0-14-620-4B1-C Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. AA1-B0-14-620-4B1-C Circuit Breaker
Subcategory: Circuit Breaker

AA1-B0-14-620-4B1-C Compliance

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

AA1-B0-14-620-4B1-C Features

  • 20A current rating for protection.
  • 277V voltage rating.
  • Panel mount design.
  • Lever actuator for operation.
  • Magnetic hydraulic delay trip.

AA1-B0-14-620-4B1-C Applications

  • Used for overcurrent protection in power supplies.
  • Ideal for industrial control panel applications.
  • Suitable for commercial building electrical systems.
  • Applied in HVAC equipment and machinery.

AA1-B0-14-620-4B1-C FAQs

6 frequently asked questions generated from this part’s specifications.
What is the current rating of the AA1-B0-14-620-4B1-C circuit breaker?

The current rating is 20A.

What is the voltage rating for this circuit breaker?

The voltage rating is 277V.

How is the AA1-B0-14-620-4B1-C circuit breaker mounted?

It is designed for panel mounting.

What type of breaker mechanism does this unit use?

It uses a Magnetic (Hydraulic Delay) breaker type.

Which approval agencies have certified this circuit breaker?

Approval agencies include CCC, CSA, and UL.

How many poles does this circuit breaker have?

This is a single pole (1) circuit breaker.

AA1-B0-14-620-4B1-C Alternate Parts

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AA1-B0-24-620-121-C
AA1-B0-24-620-121-C
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The Littelfuse Inc. AA1-B0-24-620-121-C is a circuit breaker with a 20A current rating and 277V voltage rating. It features a panel mount design and magnetic (hydraulic delay) breaker type.
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AA1-B0-14-620-321-C
AA1-B0-14-620-321-C
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The Littelfuse Inc. AA1-B0-14-620-321-C is a magnetic hydraulic delay circuit breaker. It features a 20A current rating and a 277V voltage rating.
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