CJ1-B2-12-640-121-D The Littelfuse Inc. CJ1-B2-12-640-121-D is a panel mount circuit breaker. It features a 40A current rating and a 480V voltage rating.
Mfr Part #:

CJ1-B2-12-640-121-D

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. CJ1-B2-12-640-121-D is a panel mount circuit breaker. It features a 40A current rating and a 480V voltage rating.
Stock on Request
$ Price Range: $0.99

CJ1-B2-12-640-121-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

CJ1-B2-12-640-121-D Description

Short technical summary and product information.

This Littelfuse Inc. CJ1-B2-12-640-121-D is a single-pole circuit breaker designed for panel mounting. It offers a current rating of 40A and a voltage rating of 480V.

 

The breaker type is magnetic with a hydraulic delay, suitable for applications requiring precise overcurrent protection. The actuator type is a rocker for easy operation.

 

This component is approved by CCC, CSA, UL, and VDE, indicating compliance with various international safety standards. It is RoHS3 compliant and has an MSL of 1.

 

Key specifications include a 40A current rating, 480V voltage rating, and a magnetic hydraulic delay mechanism. The panel mount design facilitates integration into control panels and equipment.

CJ1-B2-12-640-121-D Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. CJ1-B2-12-640-121-D Circuit Breaker

CJ1-B2-12-640-121-D Compliance

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

CJ1-B2-12-640-121-D Estimated Pricing

Qty Low High
1+ $0.99 $0.99

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

CJ1-B2-12-640-121-D Features

  • 40A current rating for robust protection.
  • 480V voltage rating suitable for industrial use.
  • Magnetic hydraulic delay for precise tripping.
  • Panel mount design for easy integration.
  • Approved by CCC, CSA, UL, and VDE.

CJ1-B2-12-640-121-D Applications

  • Used in industrial control panels.
  • Suitable for power distribution systems.
  • Ideal for equipment requiring overcurrent protection.
  • Applicable in systems with 480V supply.

CJ1-B2-12-640-121-D FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the CJ1-B2-12-640-121-D 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 CJ1-B2-12-640-121-D?

It is a magnetic breaker with a hydraulic delay.

How many poles does this circuit breaker have?

It has 1 pole.

What is the mounting type for this Littelfuse circuit breaker?

The mounting type is Panel Mount.

Is the CJ1-B2-12-640-121-D RoHS compliant?

Yes, it is RoHS3 Compliant.

What is the Moisture Sensitivity Level (MSL) for this part?

The MSL is 1 Unlimited.

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