The  Guinault Battery Ground Power Unit ensures the supply of electrical power to  aircraft up to code C (A320/B737) in the most extreme environments. This unit is  based on the Guinault ultra-sturdy diesel GPU technology, Guinault solid-state  converter and third-party lithium-ion high capacity battery. The modular design  enables the integration of numerous options within a universal standard. The  machine can receive different types of batteries, with capacities from 55 to  165 kWh.