Limbach Engine L275E – 22HP (16kW) at 7200rpm

Versatile and Efficient, The Advanced Design of the Limbach Engine L275E The Limbach Engine L275E is a robust two-cylinder, horizontally opposed, air-cooled, two-cycle engine designed for both pusher and tractor installations. This UAV Engine features a fuel-saving electronic engine management system and utilizes mixture lubrication, ensuring optimal performance and efficiency. Its design makes it suitable for a variety of applications, delivering reliable power with advanced technology aimed at enhancing fuel economy and overall engine management. The Limbach Engine L275E’s Impressive Power and Efficiency The Limbach Engine L275E delivers impressive performance with an output of 16 kW (22 HP) at 7200 RPM, making it a powerful choice for various applications. The engine features a bore of 66 mm (2.60 inches) and a stroke of 40 mm (1.57 inches), contributing to its efficient and effective operation. These specifications highlight the engine’s capability to provide reliable performance while maintaining optimal efficiency and durability. The Advanced Features of the Limbach Engine L275E The Limbach Engine L275E features a displacement of 274 cm³ (16.72 cubic inches). Its crankcase is constructed from aluminum die-casting, ensuring durability and reduced weight. The crankshaft is drop-forged and designed as a one-piece unit, utilizing two split connecting rods with needle bearings for enhanced performance and reliability. The pistons are made from casted aluminum alloy, offering excellent strength and thermal conductivity. Additionally, the cylinders are casted aluminum with a silicon carbide-coated barrel, providing superior wear resistance and efficiency. These parameters collectively contribute to the engine’s robust performance and long-lasting durability. The Cutting-Edge Features of the Limbach Engine L275E The Limbach Engine L275EF features a solid-state magneto ignition system that fires both cylinders simultaneously, ensuring reliable and efficient combustion. It is equipped with two diaphragm all-position carburetors that operate without a choke, optimizing fuel delivery regardless of the engine’s orientation. The engine does not include a starter or generator, contributing to its lightweight design with a dry weight of approximately 7.2 kg when equipped with the magneto ignition. This engine runs on AVGAS 100LL or 90 RON fuel mixed with suitable oil at a ratio of 1:25 or 1:50 when using synthetic oil, ensuring versatility and compatibility with various fuel types for optimal performance. Optional Equipment for the Limbach Engine L275E The Limbach Engine L275E offers a variety of optional equipment to further enhance its performance and adaptability. This includes cylinders with additional heat sinks, adding 0.6 kg, which improve cooling efficiency. A shielded ignition system is available for enhanced reliability and performance. For specific installation requirements, short crankshafts and exhaust stacks can be provided. Additionally, a 12V 0.3 kW starter ensures reliable engine ignition, while a 28V 1200W generator supplies ample electrical power. These options make the Limbach Engine L275E highly customizable to meet diverse operational needs, ensuring optimal performance and reliability across various applications. For a comprehensive reading of related products, please visit the Motionew website. Limbach L275E Engine – FAQ 1. What are the key technical specifications of the L275E? The Limbach L275E is a two-cylinder, horizontally opposed, air-cooled, two-stroke engine designed for UAV and light aircraft use. It delivers 22 horsepower (16 kW) at 7,200 rpm and has a displacement of 274 cm³ with a bore of 66 mm and stroke of 40 mm . The engine weighs approximately 7.2 kilograms (dry weight) when equipped with a magneto ignition system. It operates efficiently with mixture lubrication and is optimized for both pusher and tractor installations . 2. What materials and construction methods are used in the engine? The crankcase is made from aluminum die casting for strength and reduced weight. The crankshaft is drop-forged and one-piece , using split connecting rods with needle bearings for durability. The pistons are cast aluminum alloy , and the cylinders are aluminum with silicon carbide-coated barrels , offering superior wear resistance and thermal conductivity. 3. What ignition and fuel systems does the L275E use? The engine features a solid-state magneto ignition system firing both cylinders simultaneously for reliable combustion. It includes two diaphragm all-position carburetors , which operate efficiently in any orientation without requiring a choke. This setup ensures consistent fuel delivery and dependable ignition performance in all flight conditions. 4. What performance and installation options are available? The L275E can be configured for both pusher and tractor installations , making it adaptable to various UAV designs. It does not include a starter or generator by default, maintaining a low total weight, though optional accessories may be integrated as needed. The engine’s compact and efficient design ensures long service life with minimal maintenance. 5. What purchasing and payment options are available? The Limbach L275E is priced at approximately 4,190 USD . Payments can be made via bank transfer, PayPal, or major credit cards for both individual and enterprise customers. Bulk purchase and OEM agreements are available for UAV integrators and aerospace manufacturers. 6. What documentation and compliance materials are provided? Each engine comes with technical manuals, installation guides, maintenance documentation, and performance specifications . The L275E complies with civilian UAV export regulations and is intended for commercial and research use only . It is strictly prohibited for use in military or warfare applications. MotioNew provides technical support and spare part supply for long-term reliability.