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Allen Bradley 140G MCB 140G-H0I4-D12

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140G-H0I4-D12

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The 140G-H0I4-D12 from Allen-Bradley is a molded case circuit breaker designed for reliability and safety. It features a robust frame size of H and handles a maximum of 125 amps. With an impressive interrupting rating of 100 kA, this circuit breaker is well-suited for demanding applications involving up to 120 A of current.

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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-H0I4-D12

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-H0I4-D12
Weight10.00 lbs (4.54 kg)
FrameH
Amps125
Interrupting Rating100 kA
Protection TypeElectronic LSIG
Poles4
Current Range120 A
Rated Insulation Voltage1000 V
Rated Impulse Withstand Voltage8 kV
Mechanical Life240 Operations/hr.
Electrical Life120 Operations/ hr.
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The Allen-Bradley 140G-H0I4-D12 is engineered as a molded case circuit breaker, specifically designed for industrial and commercial electrical systems. The device is rated for a maximum operational capacity of 125 Amps. The product operates with an interrupting capacity of 100 kA, effectively managing electrical faults and ensuring system protection. The design is equipped with electronic LSIG (Long-time, Short-time, Instantaneous, Ground Fault) protection, a feature that enhances its efficiency in detecting overcurrent conditions.

With four available poles, the 140G-H0I4-D12 efficiently manages circuit division and load balancing. It supports a current range of up to 120 A, making it suitable for various applications. The device's impressive insulation voltage rating is pegged at 1000 volts, demonstrating its capability to operate in high-voltage environments. It also withstands impulse voltages of 8 kV, ensuring robust performance against environmental stresses.

Weighing in at 3.53 pounds, this circuit breaker maintains a compact design without sacrificing functionality. Its mechanical life is rated at an impressive 240 operations per hour, while the electrical life is rated at 120 operations per hour. This durability highlights the breaker’s reliability in high-demand scenarios where consistent performance is critical.

Revision Part #Also known as
140G-H0I4-D12 Ser A140G-H0I4-D12/A, Series A, Rev A
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