BS1-B4-12-425-321-D The Littelfuse Inc. BS1-B4-12-425-321-D is a single-pole, panel mount circuit breaker. It features a magnetic (hydraulic delay) trip type and a 2.5A current rating.
Mfr Part #:

BS1-B4-12-425-321-D

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. BS1-B4-12-425-321-D is a single-pole, panel mount circuit breaker. It features a magnetic (hydraulic delay) trip type and a 2.5A current rating.
Stock on Request
$ Price Range: $0.99

BS1-B4-12-425-321-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

BS1-B4-12-425-321-D Description

Short technical summary and product information.

This Littelfuse Inc. BS1-B4-12-425-321-D is a single-pole circuit breaker designed for panel mounting. It operates with a voltage rating of 277V and a current rating of 2.5A.

 

The breaker utilizes a magnetic (hydraulic delay) mechanism for protection. The actuator type is a lever, and it does not feature illumination.

 

Key specifications include a 2.5A current rating and a 277V voltage rating. The mounting type is panel mount, suitable for various enclosure installations. This component is part of the broader circuit protection category.

 

Compliance information indicates RoHS3 compliance, MSL 1 Unlimited, and REACH Unaffected status, though these are unverified.

BS1-B4-12-425-321-D Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. BS1-B4-12-425-321-D Circuit Breaker

BS1-B4-12-425-321-D Compliance

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

BS1-B4-12-425-321-D Estimated Pricing

Qty Low High
1+ $0.99 $0.99

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

BS1-B4-12-425-321-D Features

  • 2.5A current rating for protection.
  • 277V voltage rating for circuits.
  • Panel mount for easy installation.
  • Magnetic (hydraulic delay) trip type.
  • Single pole configuration.

BS1-B4-12-425-321-D Applications

  • Protection for electrical circuits.
  • Use in control panels.
  • Integration into equipment.
  • Industrial applications.

BS1-B4-12-425-321-D FAQs

5 frequently asked questions generated from this part’s specifications.
What is the current rating of the BS1-B4-12-425-321-D circuit breaker?

The current rating is 2.5A.

What is the voltage rating for this circuit breaker?

The voltage rating is 277V.

How is the BS1-B4-12-425-321-D circuit breaker mounted?

It is a panel mount type.

What type of breaker mechanism does the BS1-B4-12-425-321-D use?

It uses a Magnetic (Hydraulic Delay) breaker type.

Does the BS1-B4-12-425-321-D have illumination?

No, it has no illumination.

BS1-B4-12-425-321-D Alternate Parts

Same form/fit/function or matching attribute configuration across different manufacturers.
View All Alternate Parts
BA1-B0-14-425-121-D
BA1-B0-14-425-121-D
Littelfuse Inc.
The Littelfuse Inc. BA1-B0-14-425-121-D is a single-pole, magnetic hydraulic delay circuit breaker. It features a 2.5A current rating and a 277V voltage rating.
View Part
BA1-B0-10-425-522-D
BA1-B0-10-425-522-D
Littelfuse Inc.
The Littelfuse Inc. BA1-B0-10-425-522-D is a circuit breaker with a 2.5A current rating and 277V voltage rating. It features a panel mount type.
View Part
BA1-B0-56-425-311-D
BA1-B0-56-425-311-D
Littelfuse Inc.
The Littelfuse Inc. BA1-B0-56-425-311-D is a single-pole circuit breaker designed for panel mounting. It features a magnetic hydraulic delay mechanism and a 2.5A current rating.
View Part
BA1-B0-52-425-411-D
BA1-B0-52-425-411-D
Littelfuse Inc.
The Littelfuse Inc. BA1-B0-52-425-411-D is a magnetic circuit breaker with a 2.5A current rating and 277V voltage rating. It features a panel mount design.
View Part
Home
Account

Categories