AA1-B0-12-420-1B2-C The Littelfuse Inc. AA1-B0-12-420-1B2-C is a single-pole, magnetic hydraulic delay circuit breaker. It features a panel mount design and a 2A current rating.
Mfr Part #:

AA1-B0-12-420-1B2-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. AA1-B0-12-420-1B2-C is a single-pole, magnetic hydraulic delay circuit breaker. It features a panel mount design and a 2A current rating.
Stock on Request

AA1-B0-12-420-1B2-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

AA1-B0-12-420-1B2-C Description

Short technical summary and product information.

This Littelfuse Inc. circuit breaker, part number AA1-B0-12-420-1B2-C, is designed for reliable circuit protection. It operates with a 2A current rating and a voltage rating of 277V.

 

The breaker type is magnetic with a hydraulic delay, suitable for applications requiring specific trip characteristics. It features a single pole configuration and a lever actuator for easy operation. The mounting type is panel mount, allowing for straightforward integration into control panels and enclosures.

 

Environmental compliance includes RoHS3 compliance and an MSL 1 rating. The REACH status is unaffected. This component is intended for use in various electrical systems where overcurrent protection is critical.

AA1-B0-12-420-1B2-C Quick Information

Product Type: Circuit Breaker
Series: AA1-B0
Canonical Name: Littelfuse Inc. AA1-B0-12-420-1B2-C Circuit Breaker
Subcategory: Circuit Breaker

AA1-B0-12-420-1B2-C Compliance

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

AA1-B0-12-420-1B2-C Features

  • 2A current rating for protection.
  • 277V voltage rating.
  • Magnetic hydraulic delay breaker type.
  • Single pole, lever actuator.
  • Panel mount design for integration.

AA1-B0-12-420-1B2-C Applications

  • For overcurrent protection in 277V circuits.
  • Suitable for lighting control panels.
  • Used in power distribution systems.
  • Ideal for branch circuit protection.
  • Applied in industrial control equipment.

AA1-B0-12-420-1B2-C FAQs

6 frequently asked questions generated from this part’s specifications.
What is the current rating of the AA1-B0-12-420-1B2-C?

2A

What is the voltage rating?

277V

How many poles does this circuit breaker have?

1 pole

What type of circuit breaker is the AA1-B0-12-420-1B2-C?

Magnetic (Hydraulic Delay)

What is the mounting type?

Panel Mount

What is the actuator type?

Lever

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The AA1-B0-22-420-1B1-C is a 2A, 277V, 1-pole magnetic hydraulic delay circuit breaker from Littelfuse. It features a lever actuator and panel mount design.
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