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BA1-B0-42-475-121-C The Littelfuse Inc. BA1-B0-42-475-121-C is a 1-pole circuit breaker designed for panel mounting. It features a 7.5A current rating and a 277V voltage rating.
Mfr Part #:

BA1-B0-42-475-121-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. BA1-B0-42-475-121-C is a 1-pole circuit breaker designed for panel mounting. It features a 7.5A current rating and a 277V voltage rating.
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BA1-B0-42-475-121-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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BA1-B0-42-475-121-C Description

Short technical summary and product information.

This Littelfuse Inc. circuit breaker, part number BA1-B0-42-475-121-C, is a single-pole device with a magnetic (hydraulic delay) tripping mechanism. It is rated for a current of 7.5A and a voltage of 277V.

 

The breaker is designed for panel mounting and features a lever actuator. It has no illumination. Approval agencies include CCC, CSA, and UL.

 

Environmental compliance includes RoHS3 compliance, MSL 1, and REACH unaffected status. This component is suitable for various protection applications requiring reliable circuit interruption.

BA1-B0-42-475-121-C Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. BA1-B0-42-475-121-C Circuit Breaker
Subcategory: Circuit Breaker

BA1-B0-42-475-121-C Compliance

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

BA1-B0-42-475-121-C Features

  • 7.5A current rating for protection.
  • 277V voltage rating for circuits.
  • Panel mount design for easy installation.
  • Magnetic hydraulic delay mechanism.
  • Approved by CCC, CSA, and UL.

BA1-B0-42-475-121-C Applications

  • Overcurrent protection in industrial control panels.
  • Branch circuit protection in commercial equipment.
  • Power distribution systems requiring magnetic hydraulic delay.
  • Equipment requiring CCC, CSA, UL approvals.
  • Panel mount applications with lever operation.

BA1-B0-42-475-121-C FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the BA1-B0-42-475-121-C?

The current rating is 7.5A.

What is the voltage rating of this circuit breaker?

The voltage rating is 277V.

What type of breaker is the BA1-B0-42-475-121-C?

It is a magnetic hydraulic delay circuit breaker.

How many poles does this circuit breaker have?

It is a single-pole (1-pole) circuit breaker.

What is the actuator type of the BA1-B0-42-475-121-C?

The actuator type is a lever.

What approvals does this circuit breaker have?

It is approved by CCC, CSA, and UL.

What is the mounting type of the BA1-B0-42-475-121-C?

It is designed for panel mount.

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