The company is developing the ES-30, a hybrid-electric, 30-passenger regional airliner. The ES-30 is planned to have a fully electric range or a range when also using generators powered by aviation biofuel. A range of could be possible if only 25 passengers are carried. Heart plans to have a proof-of-concept aircraft in 2024 and start flight tests in 2026, with an entry into service in 2028. The Garmin G3000 avionics suite will be installed with custom functions related to managing the aircraft's electrical systems.
