The Techelectroflights New Modular Energy Storage Unit is designed with electric aviation prototypes in mind. It is a lightweight, high-power storage unit that can be used in a variety of electric aircraft applications. The unit is composed of two main parts: a battery pack and a power converter. The battery pack consists of four lithium-ion batteries, each with a capacity of 14.4 kWh. The power converter is a DC/DC converter that supplies power to the aircraft's electric motor. The Techelectroflights New Modular Energy Storage Unit is designed to be used with a variety of electric aircraft, including the Airbus A350 and the Boeing 787. The unit is currently being used in the development of the Airbus A350-1000 and the Boeing 787-9.