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Big Motors > AirDrive (Drones/Fixed-wing)
The F2428 2700KV brushless motor delivers versatile high-RPM performance for 450-size helicopters, drones, and high-speed RC cars. Engineered with precision-balanced components and optimized magnetic circuits, it provides exceptional power density across multiple platforms. The motor's robust construction and thermal management ensure reliable operation in demanding applications requiring rapid acceleration and sustained high-speed performance.
| Parameter | Specification |
| Motor Type | 3-Phase Sensorless BLDC |
| Protection Rating | IP44 (Splash Water Protected) |
| Rated Voltage | 3S-4S LiPo (7.4V) |
| Continuous Power | 208W @ 7.4V (Peak 208W) |
| Max Torque | 1.2Nm (Peak) / 0.8Nm (Continuous) |
| Speed Range | 5,000-50,000 RPM (ESC Adjustable) |
| KV Rating | 2700 RPM/V |
| Phase Resistance | 0.032Ω (Phase-to-Phase) |
| Shaft Diameter | 3.17mm (Hardened Steel) |
| Weight | 40g |
| Mounting | 25×25mm / M3 Threads (4-point) |
• Multi-Platform Design: Optimized for helicopters, drones, and RC cars
• Precision Balancing: Titanium-reinforced rotor with <0.025g·mm imbalance
• Helicopter Optimization: Compatible with 450-size main gear systems
• High-Speed Capability: 0-45k RPM acceleration in 0.10 seconds
• Dual-Cooling System: Radial vents + axial airflow channels
| Application | Voltage | Load | Efficiency | RPM/V |
| 450 Helicopter | 7.4V | 12° pitch | 88% | 2700 |
| Drone (5" prop) | 7.4V | Gemfan 5045 | 91% | 2700 |
| RC Car (1:10) | 7.4V | 28T pinion | 89% | 2700 |
• 450-size collective pitch helicopters
• Scale helicopter conversions
• Helicopter trainer models
• 5" FPV racing drones
• Heavy-lift quadcopters
• Cinematic camera platforms
• 1:10 scale on-road RC cars
• Speed-run competition vehicles
• RC drag racing powertrains
• RC boat speed applications
• Rocket-assisted gliders
• Wind tunnel test models
• Continuous Operation: 70°C @25°C ambient (20sec burst max)
• Thermal Management: Maintains <80°C at 85% load with airflow
• Cooling Requirements: Minimum 5m/s airflow velocity
• Storage Conditions: -20℃ ~ +70℃, <75% RH
