AA1-B0-34-440-1A2-P The Littelfuse Inc. AA1-B0-34-440-1A2-P is a single-pole, magnetic hydraulic delay circuit breaker. It features a 4A current rating and a 250V voltage rating.
Mfr Part #:

AA1-B0-34-440-1A2-P

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. AA1-B0-34-440-1A2-P is a single-pole, magnetic hydraulic delay circuit breaker. It features a 4A current rating and a 250V voltage rating.
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AA1-B0-34-440-1A2-P 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-B0-34-440-1A2-P Description

Short technical summary and product information.

This Littelfuse Inc. circuit breaker, part number AA1-B0-34-440-1A2-P, is designed for circuit protection applications. It operates with a current rating of 4A and a voltage rating of 250V.

 

The breaker type is magnetic with a hydraulic delay, suitable for various electrical systems. It features a single pole configuration and a lever actuator for manual operation. The mounting type is panel mount, allowing for easy integration into control panels and equipment.

 

Key electrical specifications include a 4A current rating and a 250V voltage rating. The breaker is approved by multiple agencies including CCC, CSA, TUV, and UL, indicating compliance with various safety standards. It does not feature illumination and has a lever actuator.

 

Designed for reliable performance, this circuit breaker offers essential protection in a compact panel-mount form factor. Its magnetic hydraulic delay mechanism provides specific trip characteristics for different load conditions.

AA1-B0-34-440-1A2-P Quick Information

Product Type: Circuit Breaker
Series: AA1
Canonical Name: Littelfuse Inc. AA1-B0-34-440-1A2-P Circuit Breaker
Subcategory: Circuit Breaker

AA1-B0-34-440-1A2-P Compliance

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

AA1-B0-34-440-1A2-P Features

  • 4A current rating for circuit protection.
  • 250V voltage rating for electrical systems.
  • Magnetic hydraulic delay breaker type.
  • Panel mount with lever actuator.
  • Approved by CCC, CSA, TUV, UL.

AA1-B0-34-440-1A2-P Applications

  • Protects industrial control panel circuits.
  • Provides overcurrent protection for power supplies.
  • Integrates into commercial equipment enclosures.
  • Secures low-voltage DC distribution systems.
  • Mounts directly onto standard equipment panels.

AA1-B0-34-440-1A2-P FAQs

6 frequently asked questions generated from this part’s specifications.
What is the current rating of the AA1-B0-34-440-1A2-P circuit breaker?

The current rating is 4A.

What is the voltage rating for this circuit breaker?

The voltage rating is 250V.

What type of breaker is the AA1-B0-34-440-1A2-P?

It is a Magnetic (Hydraulic Delay) breaker type.

How many poles does this circuit breaker have?

It has 1 pole.

What is the mounting type for this circuit breaker?

The mounting type is Panel Mount.

Which approval agencies have certified this circuit breaker?

It is approved by CCC, CSA, TUV, and UL.

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The Littelfuse Inc. CA1-B0-36-440-421-E is a single-pole, panel mount circuit breaker. It features a magnetic (hydraulic delay) tripping mechanism with a 4A current rating and 250V voltage rating.
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