AA1-B0-12-620-5B1-C The Littelfuse Inc. AA1-B0-12-620-5B1-C is a 1-pole, magnetic hydraulic delay circuit breaker. It offers a 20A current rating and a 277V voltage rating.
Mfr Part #:

AA1-B0-12-620-5B1-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. AA1-B0-12-620-5B1-C is a 1-pole, magnetic hydraulic delay circuit breaker. It offers a 20A current rating and a 277V voltage rating.
Stock on Request

AA1-B0-12-620-5B1-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-B0-12-620-5B1-C Description

Short technical summary and product information.

This Littelfuse Inc. circuit breaker, part number AA1-B0-12-620-5B1-C, is designed for reliable circuit protection. It features a magnetic (hydraulic delay) tripping mechanism for consistent performance.

 

Key electrical specifications include a current rating of 20A and a voltage rating of 277V. The breaker is a single-pole unit with a lever actuator. It is designed for Panel Mount installation.

 

Compliance certifications include CCC, CSA, and UL. The unit is RoHS3 Compliant, has an MSL of 1, and is REACH Unaffected. This circuit breaker is suitable for various industrial and commercial applications requiring robust overcurrent protection.

AA1-B0-12-620-5B1-C Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. AA1-B0-12-620-5B1-C Circuit Breaker
Subcategory: Circuit Breaker

AA1-B0-12-620-5B1-C Compliance

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

AA1-B0-12-620-5B1-C Features

  • 20A current rating for protection.
  • 277V voltage rating for power systems.
  • Magnetic hydraulic delay mechanism.
  • Single pole, lever actuator design.
  • Panel Mount installation type.

AA1-B0-12-620-5B1-C Applications

  • Industrial control panels.
  • Power distribution systems.
  • Machinery safety circuits.
  • Commercial building protection.

AA1-B0-12-620-5B1-C FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the Littelfuse AA1-B0-12-620-5B1-C circuit breaker?

The current rating is 20A.

What is the voltage rating of this circuit breaker?

The voltage rating is 277V.

What type of circuit breaker is the AA1-B0-12-620-5B1-C?

It is a magnetic (hydraulic delay) circuit breaker.

How many poles does this circuit breaker have?

It is a 1-pole circuit breaker.

What type of actuator does this circuit breaker use?

It uses a lever actuator.

What mounting type is this circuit breaker designed for?

It is designed for panel mount.

What agency approvals does the AA1-B0-12-620-5B1-C have?

It is approved by CCC, CSA, and UL.

AA1-B0-12-620-5B1-C Alternate Parts

Same form/fit/function or matching attribute configuration across different manufacturers.
View All Alternate Parts
AA1-B0-14-620-5D2-C
AA1-B0-14-620-5D2-C
Littelfuse Inc.
The Littelfuse Inc. AA1-B0-14-620-5D2-C is a 1-pole circuit breaker designed for panel mounting. It features a magnetic hydraulic delay mechanism.
View Part
AA1-B0-24-620-5D3-C
AA1-B0-24-620-5D3-C
Littelfuse Inc.
The Littelfuse Inc. AA1-B0-24-620-5D3-C is a magnetic hydraulic delay circuit breaker. It features a 20A current rating and a 277V voltage rating.
View Part
AA1-B0-14-620-3D2-C
AA1-B0-14-620-3D2-C
Littelfuse Inc.
The Littelfuse Inc. AA1-B0-14-620-3D2-C is a single-pole, magnetic (hydraulic delay) circuit breaker rated for 20A and 277V. It features a lever actuator and panel mount.
View Part
AA1-B0-24-620-2A1-C
AA1-B0-24-620-2A1-C
Littelfuse Inc.
The Littelfuse Inc. AA1-B0-24-620-2A1-C is a 1-pole circuit breaker designed for panel mounting. It offers a 20A current rating and a 277V voltage rating.
View Part
Home
Account

Categories