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Allen Bradley 140G MCB 140G-K0X4

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140G-K0X4

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The 140G-K0X4 is a robust molded case circuit breaker from Allen-Bradley. Designed for high capacity, it operates at 400 Amps of current and features an interrupting rating of 100 kA. This breaker is equipped with four poles and offers a solid protection type in its construction.

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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.

Technical specifications for 140G-K0X4

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-K0X4
Weight20.00 lbs (9.07 kg)
FrameK
Amps400
Interrupting Rating100 kA
Protection TypeBreaker Frame
Poles4
Current RangeFrame Only
Rated Insulation Voltage1000V
Rated Impulse Withstand Voltage8 kV
Mechanical Life120 Operations/hr.
Electrical Life60 Operations/hr.
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The 140G-K0X4, a product of Allen-Bradley within Rockwell Automation, is a molded case circuit breaker specifically designed for demanding electrical applications. This circuit breaker features a robust K-frame and is rated for 400 Amps of current, making it suitable for high-load environments. It is capable of withstanding an interrupting rating of up to 100 kA, ensuring safe operation during fault conditions.

As a four-pole device, the 140G-K0X4 is versatile and suitable for different applications. It has a breaking frame. The product supports a rated insulation voltage of 1000V, which is essential for high-efficiency circuits. In addition, it can handle impulse withstand voltages up to 8 kV, allowing it to endure sudden spikes without compromising performance.

Weighing 9.15 pounds, this breaker is built to last. It has a mechanical life rated at 120 operations per hour, which signifies its durability and reliability. Furthermore, its electrical life rating is 60 operations per hour, reinforcing its suitability for continuous use in various industrial applications.

Revision Part #Also known as
140G-K0X4 Ser A140G-K0X4/A, Series A, Rev A
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