CS1-B0-12-640-A21-MJ The Littelfuse Inc. CS1-B0-12-640-A21-MJ is a single-pole, magnetic hydraulic delay circuit breaker. It features a 40A current rating and a 480V voltage rating.
Mfr Part #:

CS1-B0-12-640-A21-MJ

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. CS1-B0-12-640-A21-MJ is a single-pole, magnetic hydraulic delay circuit breaker. It features a 40A current rating and a 480V voltage rating.
Stock on Request
$ Price Range: $0.99

CS1-B0-12-640-A21-MJ 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

CS1-B0-12-640-A21-MJ Description

Short technical summary and product information.

This Littelfuse Inc. CS1-B0-12-640-A21-MJ is a single-pole circuit breaker designed for panel mounting. It operates with a magnetic (hydraulic delay) mechanism and offers a current rating of 40A.

 

The breaker has a voltage rating of 480V and features a lever actuator. Its mounting type is panel mount, making it suitable for integration into various electrical enclosures and control panels.

 

Key electrical specifications include a 40A current rating and a 480V voltage rating. The breaker type is magnetic with a hydraulic delay, providing specific protection characteristics. It is a single-pole unit, designed for single-phase applications or specific circuit protection needs.

 

This component is classified under circuit breakers and is manufactured by Littelfuse Inc. Its design is focused on reliable circuit protection in industrial and commercial applications where precise current and voltage handling are required.

CS1-B0-12-640-A21-MJ Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. CS1-B0-12-640-A21-MJ Circuit Breaker
Subcategory: Circuit Breaker

CS1-B0-12-640-A21-MJ Compliance

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

CS1-B0-12-640-A21-MJ Estimated Pricing

Qty Low High
1+ $0.99 $0.99

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

CS1-B0-12-640-A21-MJ Features

  • 40A current rating for robust protection.
  • 480V voltage rating for industrial use.
  • Panel mount design for easy integration.
  • Magnetic hydraulic delay breaker type.
  • Single-pole configuration for specific circuits.

CS1-B0-12-640-A21-MJ Applications

  • Suitable for industrial control panels.
  • Used in power distribution systems.
  • Protects sensitive electrical equipment.
  • Ideal for high-current applications.

CS1-B0-12-640-A21-MJ FAQs

5 frequently asked questions generated from this part’s specifications.
What is the current rating of the CS1-B0-12-640-A21-MJ circuit breaker?

The current rating is 40A.

What is the voltage rating for this Littelfuse circuit breaker?

The voltage rating is 480V.

How is the CS1-B0-12-640-A21-MJ circuit breaker mounted?

It is a panel mount type.

What type of breaker mechanism does the CS1-B0-12-640-A21-MJ use?

It uses a magnetic (hydraulic delay) breaker type.

How many poles does this circuit breaker have?

It has 1 pole.

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