Description:
Specification
- Mode: EX1404
- KV option: KV2750 KV3500 KV4800
- Configuration:9N12P
- Stator Diamter:14mm
- Stator Length:4mm
- Shaft Diameter:1.5mm
- Motor Dimension(Dia.*Len):17.8mm*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
Included
1x EX1404 Brushless Motor
Bench Test Data
| 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 |
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