120 cc twin
DE120 · 120cc Twin-Cylinder UAV Engine
Lightweight 120 cc two-stroke twin delivering strong static thrust (up to ~26.5 kg) and low fuel burn (~4.5 L/h reference) for 30–60 kg MTOW UAVs.
Products · UAV gasoline engines by DE ENGINE
The DE ENGINE family provides gasoline and optional EFI engines for industrial UAV applications. Our focus is on reliable, repeatable propulsion for VTOL and fixed-wing platforms using aviation gasoline, with clear upgrade paths for future models.
Carbureted gasoline core
EFI & generator on request
For VTOL & fixed-wing UAVs
The models shown below are our current standard engines. Additional displacements, EFI packages and custom integration projects are available on request.
Professional Power Systems for Industrial UAVs
Engine portfolio
Six standard models today – room to grow tomorrow.
170 cc twin
DE170 · 170cc Air-Cooled Twin
Approx. 18.1 hp air-cooled twin-cylinder engine with sea-level thrust up to ~35 kg and test values around 21.5 kg at 3,000 m.
350 cc single
DE350 · 350cc Carbureted Gasoline Engine
Single-cylinder 350 cc gasoline engine with robust carburetor system for hybrid VTOL and large fixed-wing UAVs that need a simple, powerful cruise engine.
500 cc twin
DE500 · 500cc Twin for Large Industrial UAVs
High-displacement twin-cylinder engine engineered for large VTOL and fixed-wing platforms used in logistics, long-range inspection and patrol.
550 cc · 4-cylinder
DE550 · 550cc 4-Cylinder Two-Stroke Engine
Air-cooled four-cylinder two-stroke gasoline engine with magneto ignition, designed for long-duration, heavy-lift missions.
730 cc · 4-cylinder
DE730 · 730cc Four-Cylinder Gasoline Engine
High-power four-cylinder gasoline engine for very large UAVs with heavy payloads or long endurance requirements, with optional EFI and on-board generator.