AA1-B0-21-625-2B1-C The Littelfuse Inc. AA1-B0-21-625-2B1-C is a single-pole, panel mount circuit breaker. It features a magnetic hydraulic delay mechanism and a 25A current rating.
Mfr Part #:

AA1-B0-21-625-2B1-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. AA1-B0-21-625-2B1-C is a single-pole, panel mount circuit breaker. It features a magnetic hydraulic delay mechanism and a 25A current rating.
Stock on Request

AA1-B0-21-625-2B1-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-B0-21-625-2B1-C Description

Short technical summary and product information.

This Littelfuse Inc. circuit breaker, part number AA1-B0-21-625-2B1-C, is designed for circuit protection applications. It operates with a 25A current rating and a voltage rating of 277V.

 

The breaker type is magnetic with a hydraulic delay, providing reliable tripping characteristics. It is configured with a single pole and features a lever actuator for manual operation. The mounting type is panel mount, making it suitable for integration into control panels and enclosures.

 

Additional specifications include no illumination and a CCC, CSA, UL approval agency listing. The RoHS status is RoHS3 Compliant, and the Moisture Sensitivity Level (MSL) is 1 Unlimited. The REACH status is REACH Unaffected.

 

This component is ideal for applications requiring robust overcurrent protection in industrial, commercial, or residential settings where panel mounting is preferred.

AA1-B0-21-625-2B1-C Quick Information

Product Type: Circuit Breaker
Series: AA1
Canonical Name: Littelfuse Inc. AA1-B0-21-625-2B1-C Circuit Breaker
Subcategory: Circuit Breaker

AA1-B0-21-625-2B1-C Compliance

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

AA1-B0-21-625-2B1-C Features

  • 25A current rating for protection.
  • 277V voltage rating.
  • Magnetic hydraulic delay mechanism.
  • Single pole, lever actuator.
  • Panel mount design for integration.

AA1-B0-21-625-2B1-C Applications

  • Suitable for industrial control panels.
  • Used in commercial electrical systems.
  • Applicable in residential power distribution.
  • Provides overcurrent protection.

AA1-B0-21-625-2B1-C FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the AA1-B0-21-625-2B1-C circuit breaker?

The current rating is 25A.

What is the voltage rating for this circuit breaker?

The voltage rating is 277V.

What type of breaker mechanism does the AA1-B0-21-625-2B1-C use?

It uses a magnetic (hydraulic delay) breaker type.

How many poles does this circuit breaker have?

This circuit breaker has 1 pole.

What is the mounting type for this circuit breaker?

The mounting type is Panel Mount.

Is this circuit breaker RoHS compliant?

Yes, it is RoHS3 Compliant.

What is the Moisture Sensitivity Level (MSL) for this part?

The MSL is 1 Unlimited.

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