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BA1-B0-12-450-121-D The Littelfuse Inc. BA1-B0-12-450-121-D is a 1-pole, magnetic (hydraulic delay) circuit breaker. It offers a 5A current rating and a 277V voltage rating.
Mfr Part #:

BA1-B0-12-450-121-D

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. BA1-B0-12-450-121-D is a 1-pole, magnetic (hydraulic delay) circuit breaker. It offers a 5A current rating and a 277V voltage rating.
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BA1-B0-12-450-121-D 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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BA1-B0-12-450-121-D Description

Short technical summary and product information.

This Littelfuse Inc. BA1-B0-12-450-121-D is a single-pole circuit breaker designed for panel mounting. It features a magnetic (hydraulic delay) tripping mechanism and a lever actuator.

 

The breaker has a current rating of 5A and a voltage rating of 277V. It is approved by CCC, CSA, UL, and VDE. The component is RoHS3 Compliant and has a Moisture Sensitivity Level (MSL) of 1.

 

Key specifications include a 5A current rating and 277V voltage rating, making it suitable for various protection applications. The panel mount design facilitates integration into control panels and equipment.

BA1-B0-12-450-121-D Quick Information

Product Type: Circuit Breaker
Series: BA1-B0
Canonical Name: Littelfuse Inc. BA1-B0-12-450-121-D Magnetic (Hydraulic Delay) Circuit Breaker
Subcategory: Magnetic (Hydraulic Delay)

BA1-B0-12-450-121-D Compliance

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

BA1-B0-12-450-121-D Features

  • 5A current rating for protection.
  • 277V voltage rating.
  • Magnetic (hydraulic delay) breaker type.
  • Panel mount design for easy installation.
  • Approved by CCC, CSA, UL, VDE.

BA1-B0-12-450-121-D Applications

  • Used in electrical distribution systems.
  • Suitable for industrial control panels.
  • Applicable in equipment protection circuits.
  • General purpose circuit protection.

BA1-B0-12-450-121-D FAQs

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

5A.

What is the voltage rating?

277V.

What type of circuit breaker is this?

Magnetic (Hydraulic Delay).

How many poles does the breaker have?

1.

What is the actuator type?

Lever.

What mounting type is used?

Panel Mount.

What approvals does this circuit breaker have?

CCC, CSA, UL, VDE.

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