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-M6K3-D80

Need a Specific Revision?

Engineered for robust performance, the 140G-M6K3-D80 is a molded case circuit breaker from Allen-Bradley. This unit handles up to 800 Amps and is designed to interrupt large fault currents with a rating of 65 kA. It incorporates electronic LSIG protection for enhanced operational reliability.

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-M6K3-D80

Manufacturer	Rockwell Automation
Brand	Allen-Bradley
Part Number/Catalog No.	140G-M6K3-D80
Product Type	Molded Case Circuit Breaker
Frame	M
Amps	800
Interrupting Rating	65 kA
Protection Type	Electronic LSIG
Current Range	800 A
Rated Insulation Voltage	1000 V
Rated Impulse Withstand Voltage	8 kV
Weight	26.68 lb
Mechanical Life	120 Operations/hr.
Electrical Life	60 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 140G-M6K3-D80 modeled circuit breaker is a high-capacity device from the Allen-Bradley range, part of Rockwell Automation's offerings. This particular breaker can accommodate a current of 800 Amps, ensuring effective management of electrical loads. Its interrupting capacity stands at 65 kA, providing critical protection in fault scenarios.

Designed with an M frame size, this unit features electronic LSIG protection, which adds layers of safety and control in managing electrical currents. Rated insulation voltage reaches 1000 volts, making it suitable for high-voltage applications, while the rated impulse withstand voltage is rated at 8 kV, lending further resilience against electrical surges.

Weighing 26.68 pounds, its sturdy design supports reliable long-term operation. The circuit breaker establishes a mechanical life expectancy of 120 operations per hour; it retains an electrical life specification of 60 operations per hour, ensuring consistent performance across diverse operational requirements. The 140G-M6K3-D80 is a dependable choice for safeguarding industrial electrical systems.