AA1-B0-44-440-1B1-C The Littelfuse Inc. AA1-B0-44-440-1B1-C is a single-pole circuit breaker. It features a magnetic hydraulic delay mechanism and a panel mount design.
Mfr Part #:

AA1-B0-44-440-1B1-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. AA1-B0-44-440-1B1-C is a single-pole circuit breaker. It features a magnetic hydraulic delay mechanism and a panel mount design.
Stock on Request

AA1-B0-44-440-1B1-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
SVHC Present
Voltage Rating

AA1-B0-44-440-1B1-C Description

Short technical summary and product information.

This Littelfuse Inc. circuit breaker, part number AA1-B0-44-440-1B1-C, is designed for circuit protection applications. It has a current rating of 4A and a voltage rating of 277V.

 

The breaker type is magnetic with a hydraulic delay, and it features a lever actuator. It is a single-pole unit with no illumination. The mounting type is suitable for panels.

 

Environmental compliance includes RoHS3 compliance, MSL 1 Unlimited, and REACH unaffected status. These compliance details are based on available data and may require verification for critical applications.

AA1-B0-44-440-1B1-C Quick Information

Product Type: Circuit Breaker
Series: AA1
Canonical Name: Littelfuse Inc. AA1-B0-44-440-1B1-C Magnetic Hydraulic Delay Circuit Breaker
Subcategory: Circuit Breaker

AA1-B0-44-440-1B1-C Compliance

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

AA1-B0-44-440-1B1-C Features

  • 4A current rating and 277V voltage rating.
  • Magnetic hydraulic delay breaker type.
  • Single pole, lever actuator design.
  • Panel mount for easy integration.
  • RoHS3 compliant and MSL 1.

AA1-B0-44-440-1B1-C Applications

  • Suitable for general circuit protection.
  • Used in control panels and enclosures.
  • Ideal for applications requiring specific delay.
  • Designed for 277V electrical systems.

AA1-B0-44-440-1B1-C FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the AA1-B0-44-440-1B1-C circuit breaker?

The current rating is 4A.

What is the voltage rating for this circuit breaker?

The voltage rating is 277V.

What type of breaker mechanism does the AA1-B0-44-440-1B1-C use?

It uses a magnetic (hydraulic delay) breaker type.

How many poles does this circuit breaker have?

This is a single pole circuit breaker.

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.

AA1-B0-44-440-1B1-C Alternate Parts

Same form/fit/function or matching attribute configuration across different manufacturers.
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AA1-B0-24-440-1D1-C
AA1-B0-24-440-1D1-C
Littelfuse Inc.
The Littelfuse Inc. AA1-B0-24-440-1D1-C is a single-pole, magnetic hydraulic delay circuit breaker rated for 4A and 277V. It features a panel mount design.
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BA1-B0-24-440-121-C
BA1-B0-24-440-121-C
Littelfuse Inc.
The Littelfuse Inc. BA1-B0-24-440-121-C is a single-pole, magnetic hydraulic delay circuit breaker. It is designed for panel mounting and offers a 4A current rating and 277V voltage rating.
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AA1-B0-52-440-1D1-C
AA1-B0-52-440-1D1-C
Littelfuse Inc.
This is a 1-pole magnetic hydraulic delay circuit breaker from Littelfuse, rated for 4A at 277V. It features a lever actuator and panel mount design.
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