DF140LC Liquid-Cooled Four Cylinder UAV Engine
The DF140LC is a high-performance 4-stroke twin-cylinder engine designed specifically for use with UAVs. Incorporating liquid cooling, electronic fuel injection and altitude compensation, the high-efficiency propulsion system features low emission levels and excellent fuel economy.
Running on both kerosene-based as well as gasoline, the highly reliable DF140LC exhibits long TBOs of approximately 250 hours for VTOL platforms and 500 hours for fixed-wing UAVs. Rotation direction can be specified and an optional generator can be supplied for power and/or starting.
| Capacity | 140cc |
| Max Speed | 10,000 rpm |
| Power | 8.61kW (11.5 HP) @ 8800 rpm |
| Fuel Consumption | 330 grams/kW hr. (0.54 lbs/hp hr.) |
| Weight (complete assembly) | 4800 g ± 200 g |
| Time Between Overhaul (VTOL) | 250 hrs |
| Time Between Overhaul (fixed-wing) | 500 hrs |
