The EMAX ECO II 2207 1900kV is a 1,900 kv motor with a 27.5 × 33.2 mm stator, weighing 33.6 g and rated to 45 A.
| Brand | EMAX |
|---|---|
| Model | EMAX ECO II 2207 1900kV |
| kv | 1,900 |
| Max A | 45 |
|---|---|
| Phase resistance | 59 mΩ |
| Poles | 14 |
| Maker cells | 3–6S |
| Curve pack | 3S |
| Weight | 0.07 lb |
|---|---|
| Stator | 27.5×33.2 |
| Stator length | 33.2 mm |
| Max power | — |
|---|
| Throttle | RPM | Thrust (lb) | Power (W) | Current (A) | Efficiency (%) | g/W |
|---|---|---|---|---|---|---|
| 30 % | 7,022 | 0.20 lb | 17 W | 1.3 | 41.8 | 5.26 |
| 40 % | 9,128 | 0.34 lb | 29 W | 2.2 | 53.9 | 5.36 |
| 50 % | 11,157 | 0.52 lb | 45 W | 3.5 | 63.2 | 5.23 |
| 60 % | 13,097 | 0.73 lb | 66 W | 5.2 | 70 | 4.99 |
| 70 % | 14,935 | 0.95 lb | 92 W | 7.3 | 74.5 | 4.7 |
| 80 % | 16,655 | 1.20 lb | 124 W | 9.9 | 77.1 | 4.39 |
| 90 % | 18,241 | 1.45 lb | 161 W | 13.1 | 78 | 4.07 |
| 100 % | 19,128 | 1.60 lb | 187 W | 15.4 | 77.9 | 3.89 |