Gemfan D3.5-3 Ducted 3.5-Inch 3-Blade Cinewhoop Propeller
Expanding on Gemfan’s cutting-edge D-Series, the D3.5-3 is engineered specifically to maximize performance for 3.5-inch cinewhoops carrying the DJI O4 HD video transmission system. Featuring an innovative aerodynamic profile that supports both normal and inverted motor mounting configurations, it delivers exceptional thrust and stability within duct tunnels. Built to strict dynamic balance standards, it drastically reduces micro-vibrations to guarantee a smooth, stable, and jello-free cinematic flight experience.
Key Features
- DJI O4 System Optimized: Aerodynamically tuned to handle the payloads and demands of high-definition digital cinewhoops.
- Dual Mounting Support: Flexible hub and blade geometry accommodate both standard (normal) and inverted motor orientations.
- Strict Dynamic Balance: Precision manufactured to eliminate rotational vibrations for crystal-clear aerial video capture.
- Durable Polycarbonate: High-grade PC compound withstands minor contact with duct walls while maintaining structural integrity.
- Color Options: Available in sleek Clear Gray and Clear Yellow.
Specifications
| Model | Gemfan D3.5-3 |
|---|---|
| Propeller Diameter | 88.9 mm (3.5 inch) |
| Pitch | 3 inch |
| Blade Count | 3 |
| Material | Polycarbonate (PC) |
| Center Thickness | 5 mm |
| Mounting Type | 1.5 mm / T-Mount (Normal & Inverted Compatible) |
| Max Prop Width | 18.9 mm |
| Weight | 2.84 g |
| Recommended Motors | 2006 class brushless motors |
| Takeoff Weight | Approx. 350 g |
| Color Options | Clear Gray, Clear Yellow |
Recommended Setup
- Motors: 1806 – 2008 class brushless motors
- Propellers: Gemfan D3.5-3 3-Blade Ducted
- Electronics: 35 – 45A cinewhoop stack or AIO flight controller
- VTX/Camera: DJI O4 HD transmission system
- Battery: 4S–6S LiPo configured for 3.5-inch cinewhoops
What’s in the Box
- 4 Set of Gemfan D3.5-3 3-Blade Propellers



















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