BA2-B0-21-440-2B1-C The Littelfuse Inc. BA2-B0-21-440-2B1-C is a 2-pole magnetic (hydraulic delay) circuit breaker. It features a 4A current rating and a 277V voltage rating.
Mfr Part #:

BA2-B0-21-440-2B1-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. BA2-B0-21-440-2B1-C is a 2-pole magnetic (hydraulic delay) circuit breaker. It features a 4A current rating and a 277V voltage rating.
Stock on Request
$ Price Range: $0.99

BA2-B0-21-440-2B1-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

BA2-B0-21-440-2B1-C Description

Short technical summary and product information.

This Littelfuse Inc. BA2-B0-21-440-2B1-C is a 2-pole circuit breaker designed for panel mounting. It operates with a 4A current rating and a voltage rating of 277V.

 

The breaker type is magnetic with a hydraulic delay, and it features a lever actuator for operation. It is approved by CCC, CSA, and UL agencies.

 

This component is suitable for applications requiring reliable overcurrent protection. Its panel mount design facilitates integration into various electrical enclosures and systems.

BA2-B0-21-440-2B1-C Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. BA2-B0-21-440-2B1-C Magnetic (Hydraulic Delay) Circuit Breaker
Subcategory: Magnetic (Hydraulic Delay)

BA2-B0-21-440-2B1-C Compliance

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

BA2-B0-21-440-2B1-C Estimated Pricing

Qty Low High
1+ $0.99 $0.99

Estimated market price range - modelled values for guidance only, not live distributor offers.

BA2-B0-21-440-2B1-C Features

  • Rated for 4A current
  • Voltage rating of 277V
  • Magnetic hydraulic delay mechanism
  • Panel mount design
  • Two-pole configuration

BA2-B0-21-440-2B1-C Applications

  • Used in electrical distribution panels
  • Provides circuit protection in industrial systems
  • Suitable for control panel applications
  • Designed for reliable circuit interruption

BA2-B0-21-440-2B1-C FAQs

5 frequently asked questions generated from this part’s specifications.
What is the current rating of the BA2-B0-21-440-2B1-C?

The current rating is 4A.

What is the voltage rating for this circuit breaker?

The voltage rating is 277V.

How many poles does the BA2-B0-21-440-2B1-C have?

It has 2 poles.

What type of breaker mechanism is used?

It uses a Magnetic (Hydraulic Delay) breaker type.

What is the mounting type for this circuit breaker?

The mounting type is Panel Mount.

BA2-B0-21-440-2B1-C Alternate Parts

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AB2-B0-42-440-1D2-C
Littelfuse Inc.
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AA2-B0-24-440-1B1-C
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The Littelfuse Inc. AA2-B0-24-440-1B1-C is a 2-pole circuit breaker rated for 4A and 277V. It features a panel mount design and a magnetic hydraulic delay trip type.
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AA2-B0-24-440-1D1-C
AA2-B0-24-440-1D1-C
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The Littelfuse Inc. AA2-B0-24-440-1D1-C is a 2-pole magnetic hydraulic delay circuit breaker. It features a 4A current rating and a 277V voltage rating.
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AB2-B0-24-440-5D1-C
AB2-B0-24-440-5D1-C
Littelfuse Inc.
The AB2-B0-24-440-5D1-C is a circuit breaker manufactured by Littelfuse. It features a 4A current rating, panel mounting type, and operates at 277V.
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