CS1-B0-12-640-321-MJ The Littelfuse Inc. CS1-B0-12-640-321-MJ is a circuit breaker designed for panel mounting. It features a 40A current rating and a 480V voltage rating.
Mfr Part #:

CS1-B0-12-640-321-MJ

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. CS1-B0-12-640-321-MJ is a circuit breaker designed for panel mounting. It features a 40A current rating and a 480V voltage rating.
Stock on Request
$ Price Range: $0.99

CS1-B0-12-640-321-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-B0-12-640-321-MJ Description

Short technical summary and product information.

This Littelfuse Inc. CS1-B0-12-640-321-MJ is a magnetic hydraulic delay circuit breaker with a 40A current rating and a 480V voltage rating. It is designed for panel mounting and features a lever actuator. The breaker has one pole and no illumination.

 

Key electrical specifications include a 40A current rating and a 480V voltage rating. The breaker type is magnetic with a hydraulic delay, and it has a single pole configuration. The actuator type is a lever.

 

This circuit breaker is suitable for applications requiring reliable overcurrent protection. Its panel mount design allows for easy integration into control panels and equipment.

 

Environmental compliance includes RoHS3 compliance, MSL 1, and REACH unaffected status. The approval agencies listed are CCC, CSA, TUV, and UL489.

CS1-B0-12-640-321-MJ Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. CS1-B0-12-640-321-MJ Circuit Breaker

CS1-B0-12-640-321-MJ Compliance

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

CS1-B0-12-640-321-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-B0-12-640-321-MJ Features

  • 40A current rating for protection.
  • 480V voltage rating.
  • Magnetic hydraulic delay breaker type.
  • Panel mount design for easy installation.
  • Lever actuator for operation.

CS1-B0-12-640-321-MJ Applications

  • Protects industrial motor control circuits effectively.
  • Ideal for panel-mounted power distribution systems.
  • Safeguards heavy machinery electrical control panels.
  • Used in commercial building electrical enclosures.

CS1-B0-12-640-321-MJ FAQs

5 frequently asked questions generated from this part’s specifications.
What is the current rating of the CS1-B0-12-640-321-MJ circuit breaker?

The current rating is 40A.

What is the voltage rating for this circuit breaker?

The voltage rating is 480V.

What type of breaker is the CS1-B0-12-640-321-MJ?

It is a Magnetic (Hydraulic Delay) breaker type.

How many poles does this circuit breaker have?

This circuit breaker has 1 pole.

What is the mounting type for this component?

The mounting type is Panel Mount.

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The Littelfuse Inc. CA1-B0-14-640-122-MJ is a panel mount circuit breaker. It features a 40A current rating and a 480V voltage rating.
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