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PRESS RELEASE
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Hexa 2: more power, greater thrust, faster speeds, longer flight time
Thursday, 1 August 2024

Hexa was the first eVTOL aircraft to enter production and pay-per-flight operations in the United States. Lift Aircraft has produced a fleet of 16 aircraft and has showcased them in North America, Europe, Asia and the Middle East. In 2023, they launched the world’s first pay-per-flight eVTOL operations in Austin, Texas, and in 2024 Lift launched a 25 city U.S. tour.

In parallel, they've been working on the next generation of Hexa. Because type certification is not required for ultralight class vehicles, Lift can iterate more rapidly with new models every 5-7 years vs. decades for certified aircraft.

Introducing: Hexa Gen 2.

Hexa 2 is the first major upgrade since production began in 2021, and incorporates major hardware and firmware updates to the flight control computers, an upgraded powertrain system, new sensors, and structural enhancements. Together, these upgrades significantly boost the performance, reliability, and maintainability of Hexa.

Key Upgrades in Hexa 2:

- More powerful Electronic Speed Controllers (ESCs)

For the first time, Lift Aircraft have custom designed, in-house, a new 200 Amp ESC - leveraging state of the art field oriented control (FOC), which provides for much smoother (sine-wave), more powerful (20%), more efficient (6%), and significantly quieter motor control. Additionally, a native dual-CANbus, RS485, PWM interface offers redundant communications and improved cooling, and upgraded weatherization to IP 64 allows Hexa to operate in more diverse weather conditions including precipitation and condensation.

- Larger propellers

Hexa 2 features larger, 42” carbon fiber propellers, resulting in a 10% overall increase in propeller area. 16 degrees of pitch allows for higher thrust at lower RPM and more efficient operations at higher density altitudes. The new propellers feature winglets, which reduce propeller tip vortices that are major contributors to noise levels.

These powertrain enhancements result in performance improvements including a 33% increase in max thrust, up to 20% increase in flight time, and 15-25% reduction in already low noise levels.

- Flight Control Computers

Hexa 2’s upgraded 3x redundant autopilot features a 60% improvement in computational bandwidth, an upgraded ground control station software system, new automation and fine tuning controls, as well as improved thermal management allowing Hexa to fly reliably in extreme temperatures.

Additional upgrades to Hexa's avionics include improved sensors, providing greater accuracy, reliability, and interference resilience. A new, dual antenna GNSS-Aided Inertial Navigation System combines MEMS inertial sensors, two high-sensitivity GNSS receivers, and advanced Kalman filtering algorithms to provide improved estimates of position, velocity, and orientation. Utilizing two separate GNSS receivers and antennas enables accurate heading measurements without reliance on vehicle dynamics or interference prone magnetic sensors.

- Coming soon as an option : Hexa 2 Extended Range

Lift Aircraft are developing breakthrough, extended range battery packs leveraging the latest lithium battery chemistries. With up to twice the energy density, Hexa 2 ER will have twice the flight time (up to 30 minutes) and is expected to be released in 2025.

Lift has already been testing these new upgrades - in some cases for multiple years. As they finalize integrations, they are retrofitting the existing fleet. Flight operators are training on the new systems, and anticipate the first Hexa 2 customer flights to take place early this Fall.

Contact details from our directory:
Lift Aircraft Inc. Airframer
Related aircraft programs:
LIFT Hexa