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Big Motors > AirDrive (Drones/Fixed-wing)
The D4006 620KV brushless motor delivers efficient high-torque performance for aerial photography multirotors and small agricultural UAV platforms. Engineered with weather-resistant components and precision-balanced rotors, it provides reliable thrust and thermal stability for extended flight operations. The motor's optimized electromagnetic design ensures smooth power delivery and low vibration, making it ideal for professional cinematography and precision crop spraying applications requiring consistent performance in demanding environments.
| Parameter | Specification |
| Motor Type | 3-Phase Sensorless BLDC |
| Protection Rating | IP67 (Dust/Water Immersion Protected) |
| Rated Voltage | 4-6S LiPo (11.1V–14.8V) |
| Continuous Power | 284W @ 14.8V |
| Max Torque | 1.1Nm (Peak) / 0.7Nm (Continuous) |
| Speed Range | 2,000–38,000 RPM (ESC Adjustable) |
| KV Rating | 620-950 RPM/V |
| Phase Resistance | 0.075Ω (Phase-to-Phase) |
| Shaft Diameter | 5.0mm (Stainless Steel) |
| Weight | 70g |
| Mounting | 16×19mm / M3 Threads (4-point) |
| Dimensions | Ø40mm × 6mm (Stator Diameter × Height) |
• Agricultural Grade: Corrosion-resistant coating for chemical exposure protection
• Precision Balancing: <0.015g·mm dynamic imbalance for vibration-free imaging
• High-Efficiency Windings: Oxygen-free copper with 200°C thermal rating
• Dual-Bearing System: Stainless steel + ceramic hybrid bearings
• Sealed Construction: Protects against dust, moisture, and agrochemicals
| Application | Voltage | Propeller | Thrust | Endurance |
| Cinematic Quadcopter | 14.8V (6S) | 13×4.4" carbon | 1450g | 25 min (w/500g payload) |
| Agricultural Hexacopter | 14.8V (4S) | 12×5.5" folding | 1100g | 18 min (w/1L spray tank) |
| Mapping Octocopter | 11.1V (5S) | 11×4.7" | 1280g | 35 min (w/300g sensor) |
• Professional cinema drones (DJI Phantom-class)
• Real estate photography platforms
• Surveying and mapping UAVs
• Crop spraying drones (1-2L tank capacity)
• Multispectral crop health monitoring
• Precision fertilizer application systems
• Solar panel farm inspection
• Pipeline monitoring drones
• Power line inspection systems
• Continuous Operation: ≤65°C @ 35°C ambient
• Thermal Management: Maintains <75°C at 90% load with airflow
• Cooling Requirements: 3m/s airflow (prop wash sufficient)
• Storage Conditions: -30°C to +80°C, <90% RH
