VertSolve Generator

Low-cost two-stroke generators for Group 2 and Group 3 unmanned aircraft.

Prototype flown

10 kW

Prototype, flown 4 Aug 2026, demonstrated

The 10 kW prototype generator running on top of the heavy-lift quadcopter, then in flight
10 kW prototype generator in flight, DARPA Lift Challenge, 4 Aug 2026. Video: DARPA livestream.

3 to 15 kW

Family output, planned

Modular and scalable

Modular Open Systems Approach (MOSA) architecture with quick integration in new platforms, planned

Class-leading 100 V DC architecture

Enables higher efficiency 14S to 18S systems vs 12S in competitors, planned

Flight tested

  • Proven in flightDemonstrated
  • In-flight startupDemonstrated
  • Low, medium, high, and dynamic power modesPlanned
  • Close integration with the host flight controller platformPlanned
  • Dual-redundant safety systems with system health and telemetryPlanned

Patent-pending hybrid-electric technology.

DARPA Lift Challenge
Kevin Horn explains the 10 kW prototype generator, DARPA Lift Challenge, 8 Aug 2026. Video: DARPA livestream.

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