AA1-B0-34-420-921-Q The Littelfuse Inc. AA1-B0-34-420-921-Q is a single-pole, magnetic (hydraulic delay) circuit breaker. It features a panel mount design and a lever actuator.
Mfr Part #:

AA1-B0-34-420-921-Q

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. AA1-B0-34-420-921-Q is a single-pole, magnetic (hydraulic delay) circuit breaker. It features a panel mount design and a lever actuator.
Stock on Request

AA1-B0-34-420-921-Q 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-B0-34-420-921-Q Description

Short technical summary and product information.

This Littelfuse Inc. circuit breaker, part number AA1-B0-34-420-921-Q, is designed for circuit protection applications. It has a current rating of 2A and a voltage rating of 250V.

 

The breaker type is magnetic with a hydraulic delay, offering reliable overcurrent protection. It is a single-pole unit with a lever actuator for easy operation. The mounting type is panel mount, suitable for integration into various enclosures and control panels.

 

Additional specifications include no illumination and a RoHS3 compliant status. The moisture sensitivity level is MSL 1, and it is REACH unaffected. Approval agencies include CCC, CSA, UL1077, and UL1500, indicating compliance with relevant safety standards.

AA1-B0-34-420-921-Q Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. AA1-B0-34-420-921-Q Magnetic (Hydraulic Delay) Circuit Breaker
Subcategory: Circuit Breaker

AA1-B0-34-420-921-Q Compliance

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

AA1-B0-34-420-921-Q Features

  • 2A current rating for protection.
  • 250V voltage rating.
  • Magnetic breaker with hydraulic delay.
  • Single pole, lever actuator.
  • Panel mount design.

AA1-B0-34-420-921-Q Applications

  • Used for overcurrent protection in industrial equipment.
  • Suitable for panel mount power distribution.
  • Ideal for control circuit protection.
  • Can be used in general purpose circuit breaker applications.

AA1-B0-34-420-921-Q FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the AA1-B0-34-420-921-Q?

2A.

What is the voltage rating of the AA1-B0-34-420-921-Q?

250V.

How many poles does this circuit breaker have?

1 pole.

What type of circuit breaker is this?

Magnetic (Hydraulic Delay).

What is the actuator type?

Lever.

Is this circuit breaker illuminated?

No, it has no illumination.

What is the mounting type for this circuit breaker?

Panel mount.

AA1-B0-34-420-921-Q Alternate Parts

Same form/fit/function or matching attribute configuration across different manufacturers.
View All Alternate Parts
AA1-B0-34-420-911-Q
AA1-B0-34-420-911-Q
Littelfuse Inc.
Littelfuse AA1-B0-34-420-911-Q is a 1-pole magnetic circuit breaker with hydraulic delay, rated for 2A at 250V. It features a lever actuator and panel mount configuration.
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