The APC 21x13WE is a 21×13 inch, 2-blade propeller weighing 128 g.
| Maker | APC |
|---|---|
| Model | 21x13WE |
| Size | 21×13 in |
|---|---|
| Pitch | 13.00 in |
| Blades | 2 |
| Rotation | CCW |
| P/D | 0.62 |
| Weight | 0.28 lb |
| Max RPM | 11,000 |
|---|
| Throttle | RPM | Thrust (lb) | Power (W) | Current (A) | Efficiency (%) | g/W |
|---|---|---|---|---|---|---|
| 30 % | 769 | 0.32 lb | 9 W | 0.2 | 46.3 | 16.96 |
| 40 % | 997 | 0.55 lb | 15 W | 0.3 | 56.9 | 16.64 |
| 50 % | 1,218 | 0.84 lb | 24 W | 0.5 | 64 | 15.71 |
| 60 % | 1,432 | 1.17 lb | 36 W | 0.7 | 68.7 | 14.59 |
| 70 % | 1,640 | 1.55 lb | 52 W | 1 | 71.6 | 13.47 |
| 80 % | 1,841 | 1.97 lb | 72 W | 1.4 | 73.2 | 12.4 |
| 90 % | 2,036 | 2.42 lb | 96 W | 1.9 | 73.8 | 11.41 |
| 100 % | 2,150 | 2.71 lb | 113 W | 2.3 | 73.8 | 10.85 |