Specifications
Mode: EX1404
KV Option: KV2750 KV3500 KV4800
Configuration: 9N12P Diameter
stator: 14mm
Stator length: 4mm
Shaft diameter: Φ1.5mm
Motor Size(Diameter*Len): Φ17.8mm*17.6mm
Weight (g): 8.7g
No. of cells (Lipo):
KV3500 compatible with 3-4S Lipo
Package Included
-
Happymodel EX1404 Engine KV2750/ KV3500/ KV4800
Happymodel EX1404 Brushless Motor Bench Data Open circuit voltage
No-load currentNo-load speed KV Voltage
(v)Current
(TO)Push
(g)Efficiency
(g/w)Power
(w)Propeller Accelerator Happy model EX1404-2750KV 2 0.15 5480 2740.0 14.8 1 88.7 5.993 14.8 Gemfan 4024 Propeller
2 blades1504 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 Propeller
3-blade1477 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 Happy Model EX1404-3500KV 2 0.21 7050 3525.0 14.8 1 84.2 5.689 14.8 Gemfan 4024 Propeller
2 blades1483 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 Propeller
3-blade1463 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 Propeller
2 blades1594 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 Happy model EX1404-4850KV 2 0.31 9730 4865.0 14.8 1 47.4 3.203 14.8 Gemfan 3018 Propeller
2 blades1343 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