Hui Yang Proteus WC F3A Biplane
The Hui Yang Proteus WC is a full-size 2 metre competition F3A biplane designed by accomplished international F3A pilot Andrew Jesky and manufactured by Hui Yang Professional F3A.
Developed specifically for precision aerobatic competition, the Proteus WC combines a 2000 mm fuselage with a compact 1750 mm biplane wingspan. The airframe can be configured for either a conventional single-drive electric power system or a counter-rotating drive system.
Available in the UK through Mach44 Aero, with complete model assembly, radio and power-system installation, setup and trimming packages also available.
Specifications
| Manufacturer | Hui Yang Professional F3A |
| Designer | Andrew Jesky |
| Configuration | F3A Biplane |
| Wingspan | 1750 mm |
| Fuselage Length | 2000 mm |
| Wing Area | 87 dm² |
| Horizontal Stabiliser Area | 16.8 dm² |
| Spinner Diameter | 82–89 mm |
| Recommended CG | 165 mm behind the leading edge of the top wing |
| Empty Airframe Weight | 2350 g (manufacturer quoted EP configuration, excluding accessories and landing gear) |
| Power System | Counter-rotating or conventional single-drive electric system |
Recommended Radio Equipment
| Ailerons | 4 × Futaba BLS173SV or equivalent |
| Elevators | 2 × Futaba BLS173SV or equivalent |
| Rudder | 1 × Futaba HPS-A704 or equivalent |
Power System Options
The Proteus WC can be configured around either a counter-rotating drive system or a conventional single-drive F3A power system. Mach44 Aero can advise on a suitable installation and supply a complete build package tailored to your chosen radio and power equipment.
Hui Yang Proteus WC UK
Mach44 Aero supplies the Hui Yang Proteus WC to customers in the UK. Airframes are supplied to order, so please contact us to discuss current availability, colour schemes and lead times.
Complete build packages are also available, including model assembly, radio installation, power-system installation, transmitter setup and trimming flights.



