OverviewThe MAD SPIRO AW 20x8" Folding Propeller is a high-performance, ultralight, and durable drone propeller engineered for industrial multirotor UAVs. With its anhedral winglets (AW) design, it minimizes vortex loss, noise, and vibration, while signifi
The MAD SPIRO AW 20×8″ Folding Propeller is a high-performance, ultralight, and durable drone propeller engineered for industrial multirotor UAVs. With its anhedral winglets (AW) design, it minimizes vortex loss, noise, and vibration, while significantly improving thrust efficiency and aerodynamic performance. The folding mechanism ensures easy transportation and installation. This propeller is optimally matched with MAD motors, offering superior dynamic balance and consistent performance in long-endurance UAV missions.
| Parameter | Value |
|---|---|
| Size | 508 203.2 mm / 20 8 inch |
| Weight (Single) | 55 g |
| Material | Composite carbon fiber & engineering plastic |
| Structure | Folding Propeller |
| Working Temp | -40C ~ 65C |
| Storage Humidity | <85% |
| Recommended Thrust / RPM | 1.9 ~ 3.5 kg / 3000 ~ 4500 RPM |
| Single Thrust Limit | 9 kg |
| Mounting Hole | 6/12 mm, compatible with most UAV motors |
| Contact Area of Locking Screw | 12 mm |
Anhedral Winglets (AW): Reduces vortex drag, increases stability, and minimizes noise.
High-Efficiency Airfoil: CFD-optimized design improves cruise performance by 5% with faster response and better flight control.
Tail-Up Tip Design: Reduces eddy current and vibrations, ensuring quieter, more stable operation.
Lightweight and Durable: Made from composite carbon fiber and engineering plastic for a perfect balance of rigidity and weight.
Precision Balanced: Superior dynamic balancing ensures less vibration and more accurate response.
Enhanced Safety: Uses M3 locking screws and customized Teflon spacers for a safer and longer-lasting connection.
| RPM | Thrust (gf) | Power (W) | Efficiency (gf/W) |
|---|---|---|---|
| 1937 | 678 | 40.8 | 12.9 |
| 3106 | 1998 | 172.7 | 9.1 |
| 4035 | 3389 | 380.3 | 8.9 |
| 4967 | 5298 | 704.3 | 7.5 |
| 4926 | 5337 | 707.2 | 7.5 |
More RPM/thrust test data available upon request.
| Item | Quantity |
|---|---|
| SPIRO AW 20×8.0 Folding Propeller (CW + CCW) | 2 pcs |
| Hexagon Socket Head Screws (M310) | 4 pcs |
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The SPIRO AW 20X8.0 Folding Propeller is a lightweight, durable component designed for drones. It measures 508 x 203.2 mm and weighs 55 grams. Constructed from composite carbon fiber and engineering plastic, it features a folding design for easy storage and transport. The propeller operates effectively within a temperature range of -40C to 65C and should be stored in environments with humidity below 85%. It is recommended for use with thrusts between 1.9-3.5 kg at RPMs of 3000-4500. The single thrust limitation is 9 kg. Key installation dimensions include 20, 18, 12, 6, and 2*M3 screws.
The table presents test data for a motor, showing RPM, thrust (gf), torque (Nm), output power (W), and efficiency (gf/W) across various operating conditions.
drone accessories: 2 SPIRO AW 20X8.0 Folding Propellers and 4 M3X10 Hexagon Socket Head Screws.
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