The Scorpion SII-4020-420kV is a 420 kv motor with a 40 × 20 mm stator, weighing 288 g and rated to 70 A.
| Brand | Scorpion |
|---|---|
| Model | Scorpion SII-4020-420kV |
| kv | 420 |
| Max A | 70 |
|---|---|
| Phase resistance | 32 mΩ |
| Poles | 14 |
| Maker cells | — |
| Curve pack | 6S |
| Weight | 0.63 lb |
|---|---|
| Stator | 40×20 |
| Stator length | 20 mm |
| Max power | — |
|---|
| Throttle | RPM | Thrust (lb) | Power (W) | Current (A) | Efficiency (%) | g/W |
|---|---|---|---|---|---|---|
| 30 % | 3,171 | 0.73 lb | 30 W | 1.2 | 69.8 | 11.13 |
| 40 % | 4,140 | 1.26 lb | 59 W | 2.3 | 77.3 | 9.63 |
| 50 % | 5,075 | 1.91 lb | 104 W | 4 | 81.4 | 8.38 |
| 60 % | 5,967 | 2.66 lb | 164 W | 6.4 | 83.6 | 7.39 |
| 70 % | 6,805 | 3.49 lb | 239 W | 9.6 | 84.7 | 6.61 |
| 80 % | 7,581 | 4.35 lb | 329 W | 13.4 | 85.2 | 6 |
| 90 % | 8,287 | 5.23 lb | 431 W | 17.9 | 85.2 | 5.5 |
| 100 % | 8,678 | 5.76 lb | 497 W | 21 | 85.1 | 5.26 |