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LN4214

LN4214 is a 380KV high-torque brushless motor built for industrial UAVs. Supporting 6S–12S LiPo and up to 13″ -15″propellers, it delivers strong thrust, stable performance, and excellent efficiency for long-endurance flights.

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The LN4214 Brushless Drone Motor is engineered for industrial-grade UAVs that require strong thrust, stable performance, and high-efficiency power output. With a KV rating of 320 and a robust stator design, this motor is ideal for heavy-lift drones used in agriculture, surveying, mapping, aerial inspections, and logistics delivery.

Supporting 6S–12S LiPo batteries and propellers up to 15 inches, the LN4214 delivers high torque and consistent performance across a wide range of operating conditions. Its efficient power-to-thrust ratio allows for longer flight durations, better payload control, and reduced energy consumption—making it perfect for mission-critical drone applications.

Constructed with precision CNC-machined aluminum housing, high-temperature magnets, and low-resistance windings, the motor ensures durability and thermal stability under continuous high-load operations. The motor also undergoes dynamic balancing and vibration reduction to enhance flight stability, reduce noise, and protect drone-mounted sensors or cameras.

Thanks to its strong structural integrity and versatile compatibility, the LN4214 is widely used in professional UAV platforms that demand both performance and endurance. Whether you’re building new systems or upgrading an existing fleet, this motor offers a reliable, efficient, and future-proof propulsion solution.

Choose the LN4214 for a balanced combination of power, precision, and industrial-grade reliability, trusted by drone manufacturers and developers around the world.


Electric Spec
Max. P(W) Voltage(V) Max. I.(A) KV No-load Current(A) Resistance(mΩ) Poles Motor Dim.(mm) Stator Dim.(mm) Mounting (mm) N.W.(g) Prop.(inch)
2121 24 34 380 1.5 76 14 φ49*32.5 φ42*14 M4-30*30 235 13″~15″

 

Thrust Testing Data
Propeller kV Value Throttle(%) Voltage(V) Current(A) Thrust Force(Kg) Speed(RPM) Torque(N.M) Power(W) Efficiency(g/W)
GEMFAN
1308*3
380kV 10 24 0.184 0.0279 859 0.01 4.4 6.309
20 23.99 0.623 0.1207 788 0.031 14.9 8.082
30 23.99 1.437 0.2961 2708 0.072 34.5 8.6
40 23.98 2.588 0.5128 3536 0.116 62 8.278
50 23.96 4.434 0.7981 4393 0.179 106.2 7.525
60 23.94 7.498 1.1673 5286 0.258 179.5 6.508
70 23.92 11.142 1.562 6106 0.344 266.5 5.864
80 23.89 15.405 1.9759 6835 0.433 368 5.37
90 23.85 20.898 2.448 7572 0.534 498.5 4.911
100 23.81 26.668 2.8856 8213 0.63 635.1 4.544
GEMFAN
1308*3
380kV 10 24.01 0.18 0.0239 847 0.014 4.3 5.539
20 24 0.708 0.1251 1781 0.042 17 7.367
30 23.99 1.668 0.316 2664 0.093 40 7.9
40 23.98 3.104 0.5413 3458 0.152 74.4 7.278
50 23.96 5.481 0.8513 4293 0.2310. 131.3 6.49
60 23.99 9.362 1.251 5159 330 224.1 5.585
70 23.98 13.856 1.6492 5924 0.437 331.3 4.979
80 23.95 19.353 2.1044 6644 0.549 462 4.555
90 23.93 25.502 2.5593 7287 0.666 607.8 4.211
100 23.88 32.034 2.9946 7869 0.768 762.1 3.929
GEMFAN
1308*3
640KV 10 23.81 0.409 0.0768 1336 0.0299 9.8 7.818
20 23.73 1.865 0.3374 2708 0.1001 44.7 7.544
30 23.63 4.803 0.7408 3946 0.2051 115 6.442
40 23.53 9.285 1.2049 5007 0.3241 222.2 5.424
50 23.42 17.318 1.8117 6131 0.4789 413.5 4.384
60 23.5 28.207 2.4977 7158 0.6519 671.5 3.72
70 23.62 40.854 3.1604 8027 0.8238 969.3 3.261
80 23.67 58.755 3.8649 8840 1.0092 1388.3 2.784
90 23.8 73.77 4.3715 9411 1.1529 1736 2.518
100 2.37 90.573 4.8917 9878 1.2935 2121.3 2.306

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