Not an Authorized Distributor: DO Supply is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All our products come with DO Supply's 2-year warranty.

Learn more

140G-J6C3-C40

Need a Specific Revision?

The 140G-J6C3-C40, a product from Allen-Bradley, serves as a molded case circuit breaker designed for high-performance applications. It is capable of handling up to 250 amps and features an interrupting rating of 65 kA, making it suitable for environments that require robust electrical protection.

Call for an immediate quote

2 Year DO Supply Warranty

Available

Ships from Raleigh, NC

Learn more

Warranty

We sell industrial automation parts backed by our 2-year DO Supply Warranty.
Shipping

Same-day domestic and expedited international shipping with UPS, FedEx, DHL, and more.
Payment Methods

AMEX, Visa, MasterCard, Discover, wire transfer, and more, plus flexible payment plans.
Repairs & Exchanges

Repair and exchange services for all existing automation products.
Reseller Options

Drop shipping, blind shipping, and account shipping with no extra fees.

Technical specifications for 140G-J6C3-C40

Manufacturer	Rockwell Automation
Brand	Allen-Bradley
Part Number/Catalog No.	140G-J6C3-C40
Product Type	Molded Case Circuit Breaker
Frame	J
Amps	250
Interrupting Rating	65 kA
Protection Type	Fixed Thermal/ Fixed Magnetic
Current Range	40 A
Rated Insulation Voltage	1000V
Rated Impulse Withstand Voltage	8 kV
Weight	5.51 lb
Mechanical Life	240 Operations/hr.
Electrical Life	120 Operations/hr.

Rockwell Disclaimer: The product is used surplus. DO Supply is not an authorized surplus dealer or affiliate for the Manufacturer of this product. The product may have older date codes or be an older series than that available direct from the factory or authorized dealers. Because DO Supply is not an authorized distributor of this product, the Original Manufacturer's warranty does not apply. While many Allen-Bradley PLC products will have firmware already installed, DO Supply makes no representation as to whether a PLC product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. DO Supply also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from Rockwell, its distributors, or any other source. DO Supply also makes no representations as to your right to install any such firmware on the product. DO Supply will not obtain or supply firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing firmware.

View as PDF

Request a Repair

The Allen-Bradley 140G-J6C3-C40 is a molded case circuit breaker engineered to fulfill demanding operational requirements. With a maximum current capacity of 250 Amps, it addresses a variety of electrical needs while ensuring circuit protection. The design is categorized under a J frame type, which aids functionality in several applications.

The breaking capacity of this device is significant, with an interrupting rating of 65 kA, allowing it to effectively manage fault currents. Furthermore, it employs fixed thermal and magnetic trip features to offer reliable performance in protecting circuits against overloads.

This model is tailored for current ranges up to 40 A and boasts a rated insulation voltage of 1000 volts. In addition, it can withstand impulse voltages rated at 8 kV, contributing to its robustness in fluctuating electrical environments.

Weighing 5.51 pounds, the 140G-J6C3-C40 maintains a compact profile for effortless installation. Moreover, it is rated for 240 mechanical operations per hour and 120 electrical operations per hour, suggesting a reliable and durable performance in various industrial scenarios.