The Tempest 2820-1940Kv is a 1,940 kv motor with a 28 × 20 mm stator, weighing 137 g and rated to 80 A.
| Brand | Tempest |
|---|---|
| Model | Tempest 2820-1940Kv |
| kv | 1,940 |
| Max A | 80 |
|---|---|
| Phase resistance | 14 mΩ |
| Poles | 14 |
| Maker cells | — |
| Curve pack | 2S |
| Weight | 0.30 lb |
|---|---|
| Stator | 28×20 |
| Stator length | 20 mm |
| Max power | 1,480 W |
|---|
| Throttle | RPM | Thrust (lb) | Power (W) | Current (A) | Efficiency (%) | g/W |
|---|---|---|---|---|---|---|
| 30 % | 4,690 | 0.26 lb | 25 W | 2.9 | 54.1 | 4.85 |
| 40 % | 6,025 | 0.45 lb | 44 W | 5.2 | 62.9 | 4.62 |
| 50 % | 7,248 | 0.67 lb | 71 W | 8.5 | 67.7 | 4.27 |
| 60 % | 8,344 | 0.91 lb | 105 W | 12.8 | 69.9 | 3.92 |
| 70 % | 9,303 | 1.15 lb | 144 W | 17.9 | 70.7 | 3.62 |
| 80 % | 10,123 | 1.37 lb | 185 W | 23.8 | 70.5 | 3.36 |
| 90 % | 10,809 | 1.58 lb | 229 W | 30.3 | 69.7 | 3.14 |
| 100 % | 11,163 | 1.69 lb | 254 W | 34.5 | 69 | 3.02 |