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AA1-B0-44-450-1D1-C The Littelfuse Inc. AA1-B0-44-450-1D1-C is a single-pole, magnetic (hydraulic delay) circuit breaker. It features a 5A current rating and a 277V voltage rating.
Mfr Part #:

AA1-B0-44-450-1D1-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. AA1-B0-44-450-1D1-C is a single-pole, magnetic (hydraulic delay) circuit breaker. It features a 5A current rating and a 277V voltage rating.
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AA1-B0-44-450-1D1-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
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AA1-B0-44-450-1D1-C Description

Short technical summary and product information.

This Littelfuse Inc. AA1-B0-44-450-1D1-C is a single-pole circuit breaker designed for panel mounting. It operates with a magnetic (hydraulic delay) mechanism, providing a current rating of 5A and a voltage rating of 277V.

 

The breaker is equipped with a lever actuator and offers no illumination. It is approved by CCC, CSA, and UL agencies. The component is RoHS3 compliant and has a Moisture Sensitivity Level (MSL) of 1 Unlimited, with REACH status as unaffected.

 

This circuit breaker is suitable for applications requiring reliable overcurrent protection with specific delay characteristics. Its panel mount design facilitates integration into various electrical enclosures and systems.

AA1-B0-44-450-1D1-C Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. AA1-B0-44-450-1D1-C Circuit Breaker
Subcategory: Circuit Breaker

AA1-B0-44-450-1D1-C Compliance

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

AA1-B0-44-450-1D1-C Features

  • 5A current rating for protection.
  • 277V voltage rating.
  • Magnetic (hydraulic delay) breaker type.
  • Single pole, lever actuator.
  • Panel mount design for integration.

AA1-B0-44-450-1D1-C Applications

  • Provides reliable overcurrent protection.
  • Suitable for electrical enclosure integration.
  • Used in systems requiring specific delay.
  • Meets CCC, CSA, and UL standards.

AA1-B0-44-450-1D1-C FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage of this circuit breaker?

277V.

What is the current rating?

5A.

How many poles does it have?

1 pole.

What type of circuit breaker is this?

Magnetic (Hydraulic Delay).

What type of actuator does it have?

Lever.

What is the mounting style?

Panel mount.

What agency approvals does it have?

CCC, CSA, UL.

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