Sky Power GmbH is the leading manufacturer of 2-stroke combustion and Wankel engines for UAS (Unmanned Aerial Systems) and hybrid applications. In addition to the development and manufacturing, Sky Power produces all engines in Germany. Custom adaptations, new developments and the capability expansion of the combustion engines are corporate objectives. AH engines can be used in different configurations, according to customer needs. The engines are configured application-specific, as a direct propulsion unit, as a range extender in a hybrid configuration or as a power unit and generator.

Sky Power is introducing a novel UAS-engine configuration kit in order to enable even more efficient and performance-optimized engines in the future. Using this construction kit, propulsion units can be tuned to the customer’s desired performance parameter and application areas. The engine kit offers a large variety of components. At the center is the basic engine, which can be equipped with both a carburetor and the new injection from Sky Power. Exhaust, silencer, and the new ECU and ignition can be added as desired. Furthermore, the engine can be provided with an e-drive or generator, which...

SKY POWER I SP-28 Specifications range SP-28: The SP-28 is the smallest single-cylinder engine in the Sky Power portfolio. The engine is equipped with a carburetor and an improved cylinder design for a higher thermal stability. In the 2nd half of 2019 the engine will also be available with the new ignition SP-IGU. Type Capacity Power Speed range Weight Crankshaft Oil/gasoline ratio Operating voltage 1-Cylinder Gas-Engine 28 ccm / 1.71 cu in approx. 3.4 HP / 2.5 KW 2500 - 10000 RPM 2.5 lbs (1.1 kg) incl. carburetor 3 ball bearings 1:50 / 2% mix 6 - 48 V DC Test method: Dynotest - Engine data might...

SKY POWER I SP-55 General series specifications range: The single cylinder engine of the SP-55 series is designed with twin spark plugs and can be equipped with a carburetor or a fuel injection. The rear output shaft and the position of the carburetor or the fuel injection on the side, make this engine to one of the most compact 1-cylinder engines on the market. Because of the rear output shaft, a generator can be mounted on the back of the engine. All engines are equipped with the ignition HKZ215 and the ECU030. Versions: • SP-55 TS ROS • SP-55 FI TS ROS • SP-55 HF FI TS ROS (available 2020)...

SKY POWER I SP-110 Specifications range SP-110 FI TS: The SP-110 is the smallest 2-cylinder engine in the Sky Power portfolio. The engine is designed with twin spark plugs and can be equipped with a carburetor or a fuel injection. The generator is mounted on the rear output shaft. AH engines are equipped with the ignition HKZ215 and the ECU030. The electronics of the HKZ215 can be installed on an additional system carrier which sits on top of the cylinders. The engine is available with or without system carrier. Versions: • SP-110 TS • SP-110 FI TS • SP-110 HF FI TS (available 2020) > TS - Twin...

SKY POWER I SP-170 General series specifications range: The 2-cylinder engines of the SP-170 series are designed with twin spark plugs and can be equipped with a carburetor or a fuel injection. The generator is mounted on the rear output shaft. AH engines are equipped with the ignition HKZ215 and the ECU030. The electronics of the HKZ215 can be installed on an additional system carrier which sits on top of the cylinders. The engine is available with or without system carrier. Versions: • SP-170 TS • SP-170 FI TS • SP-170 HF FI TS (available 2020) > TS - Twin Spark, FI - Fuel Injection, HF - Heavy...

SKY POWER I SP-210 Specifications range SP-210 FI TS: The SP-210 series is designed with twin spark plugs and can be equipped with a carburetor or a fuel injection. The generator is mounted on the rear output shaft. AH engines are equipped with the ignition HKZ215 and the ECU030. The electronics of the HKZ215 can be installed on an additional system carrier which sits on top of the cylinders. The engine is available with or without system carrier. Versions: • SP-210 TS • SP-210 FI TS • SP-210 HF FI TS (available 2020) > TS - Twin Spark, FI - Fuel Injection, HF - Heavy Fuel, ROS - Rear output...

SKY POWER I SP-275 The SP-275 series is designed with twin spark plugs and can be equipped with a carburetor or a fuel injection. The generator is mounted on the rear output shaft. All engines, except SP-275 TS CR, are equipped with the ignition HKZ215 and the ECU030. The electronics of the HKZ215 can be installed on an additional system carrier which sits on top of the cylinders. The engine is available with or without system carrier. A dedicated version, the SP-275 TS CR, is designed especially for target drone applications. This version has a rear carburetor and has a low-profile design optimized...

SKY POWER I SP-180 SRE hybrid The Sky Power Wankel Rotary UAS Engine is a hybrid electrical engine with a compact design and an outstanding power-to-weight ratio. Therefore, the engine allows a higher payload capability. With the hybrid-boost power, additional 15KW, depending on on-board battery capacity, are optionally available. This additional power improves take-off performance significantly. The SP-180 SRE hybrid can run with gas or Heavy Fuel (HF). Sky Power offers a standard fuel injection and an optional high-pressure fuel injection (HPI). The cooling of the engine is guaranteed by water...

ECU030 The ECU030 controller can be used for both gasoline and heavy fuel applications. The system has four ignition channels and two separately parameterized injection nozzles. Pump pressure is regulated electronically. A dedicated cold-start procedure for each engine is easily integrated. The automatic controller adjusts the fuel mixture to the current cylinder temperature, air pressure and exterior temperature. All of the engine’s data can be monitored electronically via the CAN-BUS-interface, and is also available as real-time in-flight telemetry. For initial engine set-up & integration Sky...