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Big Motors > AirDrive (Drones/Fixed-wing)
The D3504 90KV brushless motor delivers ultra-precise torque control and vibration-free operation for professional camera gimbals and high-end imaging systems. Engineered with aerospace-grade components and specialized low-cogging magnetics, it provides sub-degree positional accuracy for cinematic footage. The motor features integrated 12-circuit slip ring compatibility for unlimited 360° rotation, making it ideal for advanced stabilization systems requiring continuous panning and horizon lock in demanding filming environments.
| Parameter | Specification |
| Motor Type | 3-Phase Sensorless BLDC |
| Protection Rating | IP68 (Dust/Water Submersible) |
| Rated Voltage | 11.1V DC (3S-6S LiPo compatible) |
| Continuous Power | 25W @ 12V |
| Max Torque | 0.85Nm (Peak) / 0.45Nm (Continuous) |
| Speed Range | 0.1-800 RPM (Precision ESC Adjustable) |
| KV Rating | 90 RPM/V |
| Phase Resistance | 2.2Ω (Phase-to-Phase) |
| Shaft Diameter | 8mm (Stainless Steel, Hollow Core) |
| Slip Ring Channels | 12-circuit (Integrated Connector) |
| Weight | 44g |
| Mounting | 35×35mm / M4 Threads (6-point) |
| Dimensions | Ø35mm × 4mm (Stator Height) |
• Unlimited Rotation: Integrated 12-circuit gold-contact slip ring (5M cycle rating)
• Sub-Degree Precision: ±0.25° angular accuracy with 16-bit magnetic encoder
• Zero-Cogging Design: <0.003Nm torque ripple for vibration-free footage
• Professional Connectors: Aviation-grade GX12-12 port for slip ring wiring
• Thermal Efficiency: Copper-core stator maintains <45°C at continuous load
| Application | Payload | Stabilization | Rotation | Noise Level |
| Cinematic Gimbal | RED Komodo 6K | 0.01° RMS jitter | 360° cont. | <15dB |
| Broadcast Camera | Sony FX6 | 0.015° RMS jitter | ±180° | <18dB |
| LiDAR Platform | Velodyne VLP-16 | 0.02° RMS jitter | 360° cont. | <12dB |
| Industrial Inspection | 500g payload | 0.03° RMS jitter | ±270° | <15dB |
• Cinema camera 3-axis gimbals (ARRI, RED, Blackmagic)
• Broadcast camera robotic heads
• Telescope tracking mounts
• Drone-based cinematography systems
• Vehicle-mounted camera platforms
• Steadicam horizon correction systems
• Medical imaging equipment
• Industrial inspection robots
• Surveying and mapping LiDAR
• Continuous Operation: ≤42°C @ 25°C ambient (passive cooling)
• Thermal Management: Maintains <50°C at 100% duty cycle
• Thermal Protection: Auto-shutdown at 75°C winding temperature
• Storage Conditions: -40°C to +85°C, <90% RH
