Jetsys Defence delivers high-efficiency 400Hz Ground Power Unit systems engineered to provide stable and reliable electrical power for aircraft during ground operations. Our aviation-grade 400Hz GPU systems are designed for modern aircraft requirements, ensuring seamless performance across airports, hangars, and defense environments.

A 400Hz Ground Power Unit is a specialized aviation system that supplies electrical power at 400Hz frequency to aircraft while on the ground. Also known as 400Hz ground power supply, 400Hz GPU, or GPU 400 Hz, it replaces onboard power systems when engines are off, enabling safe maintenance, servicing, and boarding operations.
Jetsys Defence provides precision-engineered aviation GPU systems that meet global aviation standards for consistent and efficient power delivery.
Jetsys Defence solutions are widely used in aviation ground power applications, ensuring reliable 400Hz ground power supply systems across critical operations.
With the rapid growth of global aviation, the need for reliable 400Hz GPU systems, ground power supply solutions, and aviation GPU infrastructure continues to increase. Jetsys Defence is committed to delivering advanced power solutions that support modern airport and defense requirements.
Jetsys Defence offers high-performance 400Hz Ground Power Unit systems designed for efficiency, durability, and precision. Whether for fixed installations or mobile operations, our aviation GPU solutions ensure reliable power for every aircraft ground operation.
To receive a quote or locate the nearest service branch, contact Jetsys Defence today.
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