The APC 21.5x10.5PN is a 21.5×10.5 inch, 2-blade propeller weighing 181 g.
| Maker | APC |
|---|---|
| Model | 21.5x10.5PN |
| Size | 21.5×10.5 in |
|---|---|
| Pitch | 10.50 in |
| Blades | 2 |
| Rotation | CCW |
| P/D | 0.49 |
| Weight | 0.40 lb |
| Max RPM | 10,000 |
|---|
| Throttle | RPM | Thrust (lb) | Power (W) | Current (A) | Efficiency (%) | g/W |
|---|---|---|---|---|---|---|
| 30 % | 729 | 0.29 lb | 8 W | 0.2 | 39.2 | 17.04 |
| 40 % | 923 | 0.47 lb | 13 W | 0.3 | 47.7 | 16.8 |
| 50 % | 1,104 | 0.68 lb | 19 W | 0.4 | 53.7 | 16.11 |
| 60 % | 1,274 | 0.91 lb | 27 W | 0.5 | 57.8 | 15.21 |
| 70 % | 1,435 | 1.16 lb | 37 W | 0.7 | 60.1 | 14.19 |
| 80 % | 1,587 | 1.43 lb | 49 W | 1 | 60.9 | 13.11 |
| 90 % | 1,730 | 1.70 lb | 65 W | 1.3 | 60.3 | 11.98 |
| 100 % | 1,813 | 1.87 lb | 75 W | 1.5 | 59.3 | 11.29 |