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AA1-B0-14-420-3B1-C The Littelfuse Inc. AA1-B0-14-420-3B1-C is a single-pole circuit breaker featuring a magnetic hydraulic delay mechanism. It is rated for 2A and 277V.
Mfr Part #:

AA1-B0-14-420-3B1-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. AA1-B0-14-420-3B1-C is a single-pole circuit breaker featuring a magnetic hydraulic delay mechanism. It is rated for 2A and 277V.
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AA1-B0-14-420-3B1-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-B0-14-420-3B1-C Description

Short technical summary and product information.

This Littelfuse Inc. circuit breaker, part number AA1-B0-14-420-3B1-C, is designed for circuit protection applications. It operates as a single-pole device with a magnetic hydraulic delay type, offering a current rating of 2A and a voltage rating of 277V.

 

The breaker is suitable for panel mounting, providing a secure and accessible installation point. It features a lever actuator for manual operation and does not include illumination. Approval agencies include CCC, CSA, and UL, indicating compliance with various safety standards.

 

Environmental compliance includes RoHS3 compliance and an MSL of 1. REACH status is unaffected. The part number AA1-B0-14-420-3B1-C is also available under the distributor part number 432-AA1-B0-14-420-3B1-C-ND.

AA1-B0-14-420-3B1-C Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. AA1-B0-14-420-3B1-C Magnetic Hydraulic Delay Circuit Breaker
Subcategory: Magnetic (Hydraulic Delay)

AA1-B0-14-420-3B1-C Compliance

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

AA1-B0-14-420-3B1-C Features

  • Single-pole magnetic hydraulic delay breaker.
  • Rated for 2A current and 277V.
  • Designed for panel mount installation.
  • Features lever actuator, no illumination.
  • CCC, CSA, and UL approved.

AA1-B0-14-420-3B1-C Applications

  • Provides overcurrent protection.
  • Suitable for panel installations.
  • Used in systems requiring 2A/277V.
  • Compliant with safety standards.

AA1-B0-14-420-3B1-C FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the AA1-B0-14-420-3B1-C?

2A.

What is the voltage rating of this circuit breaker?

277V.

How many poles does this circuit breaker have?

1 pole.

What type of circuit breaker is this?

Magnetic (Hydraulic Delay).

What type of actuator does it use?

Lever.

What is the mounting type for this circuit breaker?

Panel Mount.

What approvals does the AA1-B0-14-420-3B1-C have?

CCC, CSA, UL.

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