BE-20SH Engine

**BE-250SH Two-Stroke Horizontally-Opposed Twin-Cylinder Water-Cooled Aviation Engine** **Technical Specifications:** - **Displacement:** 248cc - **Cooling System:** Advanced water-cooling design - **Optimal Applications:** Unmanned helicopters and demanding operational environments requiring sustained high-speed performance **Advanced Engineering Features:** 1. **Modern Design Philosophy:** - Monobloc cylinder-crankcase construction - Simplified mechanical architecture - Incorporates international advanced manufacturing technologies 2. **Reliable Ignition System:** - Precision DC-CDI ignition - Integrated electric starter (one-touch starting capability) - Revolution limiter safety feature (prevents operational errors during startup) 3. **Versatile Power Output:** - Dual-direction PTO configuration - Compatible with multiple auxiliary devices: * Clutch systems * Power generators * Various mission-specific accessories **Primary Applications:** - Unmanned helicopter propulsion systems - High-capacity firefighting pumps - UAV range-extender generator sets **Key Advantages:** - Exceptional thermal management for continuous operation - Robust construction for severe service conditions - Flexible power take-off options - Maintenance-friendly design