DLE120 EFI Engine

DLE120 EFI Engine

$3,499.00

The DLE120 EFI UAV Engine is a professional-grade twin-cylinder gasoline engine designed for large fixed-wing UAVs and VTOL platforms. Equipped with an advanced Electronic Fuel Injection (EFI) system, it delivers stable power output, improved fuel efficiency, and exceptional reliability under demanding flight conditions.

Featuring a self-priming fuel pump with closed-loop pressure control, the DLE120 eliminates the need for a return line and ensures smooth startup in any environment. Its RS-232 data interface allows seamless integration with autopilots and ground control systems for real-time monitoring and diagnostics.

With 12 HP output and up to 26.5 kg static thrust at low altitude, this lightweight engine (2.8 kg) supports multiple propeller configurations, making it ideal for long-range missions, heavy payload delivery, aerial mapping, and surveillance applications.

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Description

The DLE120 EFI UAV Engine is purpose-built for high-performance drone platforms. Featuring an advanced Electronic Fuel Injection (EFI) system, this engine delivers outstanding reliability, stable power output, and efficient fuel management, making it ideal for large fixed-wing UAVs, VTOL drones, and long-endurance applications.

Key Features

  • Advanced EFI System – Equipped with a DLE self-priming fuel pump and closed-loop pressure control for accurate fuel delivery and improved startup reliability. No return line required.

  • Real-Time Data Interface – Supports RS-232 communication protocol, enabling live engine monitoring and seamless integration with autopilots or ground control systems.

  • Optimized for UAVs – Lightweight design combined with high thrust output makes it suitable for long-range, high-endurance missions.

Technical Specifications

Parameter Value
Displacement 120 cc
Power Output 12 HP @ 8500 RPM
Max Static Thrust 26.5 kg @ 100 m
23.8 kg @ 1800 m
Recommended Props 26×10, 26×12, 27×10, 28×10
Lubrication Ratio 40:1
Operating Voltage 12 V (Peak current ~1 A / ~1000 mAh/h)
Operating Temp. –20 °C ~ +50 °C
Weight Engine (incl. intake): 2.8 kg
ECU: 110 g
Fuel Pump: 170 g

Package Includes

  • DLE120 EFI Engine

  • EFI ECU

  • Self-Priming Fuel Pump

  • Complete Wiring Harness

  • CDI Module

  • Anti-Vibration Mounting Kit

Why Choose the DLE120 EFI

  • Reliable Startup & Smooth Operation – EFI enhances cold-start performance and minimizes fluctuations under varying conditions.

  • High Thrust & Altitude Performance – Delivers 26.5 kg thrust at sea level and maintains strong performance up to 1800 m altitude.

  • Lightweight & Efficient – Full system weight under 3 kg, maximizing payload capacity and flight endurance.

  • Flexible Propeller Options – Supports multiple propeller sizes for different UAV configurations.

  • Seamless System Integration – RS-232 interface enables real-time data monitoring and autopilot compatibility.

Applications

  • Industrial UAVs & Cargo Drones – Ideal for long-range transportation and logistics missions.

  • Large Fixed-Wing or VTOL Platforms – Provides ample thrust for heavy payloads and extended endurance.

  • Aerial Surveying & Surveillance – Smooth, stable operation makes it perfect for precision imaging systems.

DLE120 EFI Engine

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