GEMFAN D51 2020 DUCTED PC 4 BLADE 1.5mm – 8PCS
R55
Engineered for 2-inch ducted cinewhoops, the Gemfan D51 4-blade propeller delivers enhanced thrust, low noise operation, and reliable control authority for smooth cinematic footage.
- Size: 50.3mm disc diameter tailored for 2-inch ducted frames
- Blade Configuration: 4-blade design for maximized vertical lift and stability
- Material: Durable polycarbonate (PC) compound
- Weight: 0.91 g per propeller
- Mounting: Standard 1.5 mm center hole interface
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Gemfan D51 4-Blade Ducted Cinewhoop Propeller
The Gemfan D51 (2020-4) is specifically developed to meet the demands of 2-inch ducted cinewhoop platforms. Featuring a quad-blade layout and a 2-inch pitch, it maximizes static thrust and blade surface area within duct tunnels, resulting in smoother low-end handling, reduced acoustic noise, and rock-solid stability when capturing professional close-proximity video.
Key Features
- Duct-Optimized Aerodynamics: Designed to interact efficiently with ducted frames, providing superior thrust and vertical authority.
- 4-Blade Stability: Quad-blade configuration increases air bite for smoother cinematic cruising and precise control through tight gaps.
- Low-Noise Profile: Engineered to minimize acoustic signature, making it ideal for discreet indoor and urban filming.
- Durable Polycarbonate: Built to withstand minor bumps against duct walls while maintaining structural balance.
- Secure Hub Mount: Precision-molded 1.5 mm center hole ensures a tight, reliable fit on standard cinewhoop motors.
Specifications
| Model | Gemfan D51 (2020-4) |
|---|---|
| Prop Disk Diameter | 50.3 mm (approx. 2 inch) |
| Pitch | 2 inch |
| Blade Count | 4 |
| Material | Polycarbonate (PC) |
| Center Thickness | 4.5 mm |
| Center Hole Inner Diameter | 1.5 mm |
| Weight | 0.91 g |
| Adaptive Motors | 1103–1404 class brushless motors |
Recommended Setup
- Motors: 1103 to 1404 brushless motors
- Propellers: Gemfan D51 4-Blade
- Electronics: 20A–25A AIO or stack flight controller
- Battery: 3S–4S LiPo configured for cinewhoop applications
What’s in the Box
- Set of Gemfan D51 4-Blade Propellers (Exact pack contents vary by retailer configuration)
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