Mode: EX1404
KV option: KV2750 KV3500 KV4800
Configu-ration:9N12P
Stator Diamter:14mm
Stator Length:4mm
Shaft Diameter:Φ1.5mm
Motor Dimension(Dia.*Len):Φ17.8mm*17.6mm
Weight(g):8.7g
No.of Cells(Lipo):
KV2750 compatible with 4S Lipo
KV3500 compatible with 3-4S Lipo
KV4800 compatible with 3S Lipo
| Happymodel EX1404 Brushless motor Bench data | |||||||||||
| No-load voltage | No-load current |
No-load Speed | KV | Voltage (v) |
Current (A) |
Thrust (g) |
Efficiency (g/w) |
Power (w) |
Propeller | Throttle | |
| Happymodel EX1404-2750KV | |||||||||||
| 2 | 0.15 | 5480 | 2740.0 | 14.8 | 1 | 88.7 | 5.993 | 14.8 | Gemfan 4024 2-blade propeller |
1504 | |
| 14.8 | 2 | 139.1 | 4.699 | 29.6 | 1663 | ||||||
| 14.8 | 3 | 183.3 | 4.128 | 44.4 | 1785 | ||||||
| 14.8 | 4 | 220.2 | 3.720 | 59.2 | 1878 | ||||||
| 14.8 | 5 | 251.4 | 3.397 | 74 | 1969 | ||||||
| 14.8 | 5.2 | 256.5 | 3.333 | 76.96 | 2200 | ||||||
| 14.8 | 1 | 82.5 | 5.574 | 14.8 | Gemfan 4023 3-blade propeller |
1477 | |||||
| 14.8 | 2 | 132.4 | 4.473 | 29.6 | 1623 | ||||||
| 14.8 | 3 | 175.3 | 3.948 | 44.4 | 1742 | ||||||
| 14.8 | 4 | 203.8 | 3.443 | 59.2 | 1829 | ||||||
| 14.8 | 5 | 233 | 3.149 | 74 | 1917 | ||||||
| 14.8 | 5.9 | 255.3 | 2.924 | 87.32 | 2200 | ||||||
| 14.8 | 5.8 | 253.2 | 2.950 | 85.84 | 2200 | ||||||
| Happymodel EX1404-3500KV | |||||||||||
| 2 | 0.21 | 7050 | 3525.0 | 14.8 | 1 | 84.2 | 5.689 | 14.8 | Gemfan 4024 2-blade propeller |
1483 | |
| 14.8 | 2 | 136.9 | 4.625 | 29.6 | 1607 | ||||||
| 14.8 | 3 | 178.8 | 4.027 | 44.4 | 1692 | ||||||
| 14.8 | 4 | 213.3 | 3.603 | 59.2 | 1758 | ||||||
| 14.8 | 5 | 247.3 | 3.342 | 74 | 1826 | ||||||
| 14.8 | 6 | 275 | 3.097 | 88.8 | 1883 | ||||||
| 14.8 | 7 | 299 | 2.886 | 103.6 | 1948 | ||||||
| 14.8 | 8.5 | 338.3 | 2.689 | 125.8 | 2200 | ||||||
| 14.8 | 8.4 | 335.5 | 2.699 | 124.32 | 2200 | ||||||
| 14.8 | 1 | 78.8 | 5.324 | 14.8 | Gemfan 4023 3-blade propeller |
1463 | |||||
| 14.8 | 2 | 129.6 | 4.378 | 29.6 | 1576 | ||||||
| 14.8 | 3 | 168.8 | 3.802 | 44.4 | 1655 | ||||||
| 14.8 | 4 | 201.4 | 3.402 | 59.2 | 1721 | ||||||
| 14.8 | 5 | 230 | 3.108 | 74 | 1787 | ||||||
| 14.8 | 6 | 253.1 | 2.850 | 88.8 | 1840 | ||||||
| 14.8 | 7 | 270 | 2.606 | 103.6 | 1907 | ||||||
| 14.8 | 8 | 291.6 | 2.463 | 118.4 | |||||||
| 14.8 | 9.5 | 327 | 2.326 | 140.6 | 2200 | ||||||
| 14.8 | 9.2 | 315 | 2.313 | 136.16 | 2200 | ||||||
| 14.8 | 1 | 66.9 | 4.520 | 14.8 | Gemfan 3018 2-blade propeller |
1594 | |||||
| 14.8 | 2 | 117.2 | 3.959 | 29.6 | 1759 | ||||||
| 14.8 | 3 | 165.5 | 3.727 | 44.4 | 1886 | ||||||
| 14.8 | 4 | 200 | 3.378 | 59.2 | 1980 | ||||||
| 14.8 | 4.4 | 212 | 3.256 | 65.12 | 2200 | ||||||
| Happymodel EX1404-4850KV | |||||||||||
| 2 | 0.31 | 9730 | 4865.0 | 14.8 | 1 | 47.4 | 3.203 | 14.8 | Gemfan 3018 2-blade propeller |
1343 | |
| 14.8 | 2 | 86.7 | 2.929 | 29.6 | 1479 | ||||||
| 14.8 | 3 | 123.1 | 2.773 | 44.4 | 1579 | ||||||
| 14.8 | 4 | 147.5 | 2.492 | 59.2 | 1669 | ||||||
| 14.8 | 5 | 178 | 2.405 | 74 | 1742 | ||||||
| 14.8 | 6 | 206 | 2.320 | 88.8 | 1796 | ||||||
| 14.8 | 7 | 228 | 2.201 | 103.6 | 1857 | ||||||
| 14.8 | 7.9 | 245 | 2.095 | 116.92 | 1903 | ||||||
| 14.8 | 9.8 | 282.1 | 1.945 | 145.04 | 2200 | ||||||
