330KV / 600KV small brushless motor for rotary-wing drones, featuring a 4 mm shaft diameter, excellent insulation, and strong heat resistance. Suitable for RC aircraft, drones, fixed-wing planes, and helicopters.
Specification
Model |
BLDC-V4008 |
Motor KV |
330 |
600 |
Number of Stator Slots |
18 |
18 |
Number of Rotor Poles |
24 |
24 |
Motor Size |
φ44.3*28.5mm |
φ44.3*28.5mm |
Shaft Diameter |
4.0 mm |
4.0 mm |
Motor Silicone Wire |
20AWG 600mm |
20AWG 600mm |
Phase-to-Phase Internal Resistance |
131mΩ |
75mΩ |
Motor Weight (Including Wires) |
105g |
104g |
Rated Voltage (Lipo) |
4-6S |
4S |
No-Load Current |
0.5A/10V |
0.8A/10V |
Maximum Continuous Power |
500W |
480W |
Maximum Continuous Current |
20A/30s |
30A/30s |
Recommended ESC |
30-40A |
40A |
Recommended Propeller |
CN12*5/CN13*5/C15*5.5/CN17*6.2 |
CN13*5/CN15*5.5 |
Features
- 330KV/600KV brushless drone motors are engineered for long-duration flights on multi-rotor drones, delivering ample torque at low RPM while maintaining peak efficiency throughout the flight.
- Patented Stepped and Knurled design keeps motors secure and ensures stable power output.
- To optimize strength and reduce weight, the V motor caps are extensively hollowed, maximizing the thrust-to-weight ratio and extending flight time.
- Each brushless drone motor undergoes rigorous dynamic balancing. Axial and radial runouts are strictly tested to design specifications, with performance variations controlled within 3%, guaranteeing precise and stable power for professional use.
Dimension (Unit: mm)

Applications
Logistics and Transportation
Q: How to choose a brushless motor for a drone?
A: To choose a brushless motor for a drone, consider the drone type, size, and application, then match the motor’s KV rating, thrust, and power with the propeller size and battery voltage. Low KV motors are better for heavy-lift or long-endurance drones, while high KV motors suit smaller, high-speed models. Efficiency, weight, and build quality are also important to ensure stable performance and longer flight time.