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Big Motors > AirDrive (Drones/Fixed-wing)
The D8108 100KV brushless motor delivers industrial-grade performance for 6-axis and 8-axis agricultural sprayer drones. Engineered with a rugged outer-rotor design and corrosion-resistant components, it provides exceptional torque efficiency and operational reliability in harsh farming environments. The motor's high-power output and optimized thermal management make it ideal for precision crop spraying, liquid fertilizer application, and large-scale field operations requiring extended flight times with heavy payloads.
| Parameter | Specification |
| Motor Type | 3-Phase Sensorless BLDC (Outer Rotor) |
| Protection Rating | IP67 (Dustproof & Water Immersion Resistant) |
| Rated Voltage | 12S LiPo (22.2-44.4V) |
| Continuous Power | 821W @ 44.4V (Peak 5850W) |
| Max Thrust | 5850g (Peak) / 2360g (Continuous) |
| Speed Range | 800-8,000 RPM (ESC Adjustable) |
| KV Rating | 100-170 RPM/V ± 3% |
| Phase Resistance | 0.035Ω (Phase-to-Phase) |
| Shaft Diameter | 8.0mm (Hardened Stainless Steel) |
| Weight | 260g (Including Mounting Plate) |
| Mounting | M5 Threads (4-point, 25×25mm pattern) |
• Heavy-Duty Construction: Forged aluminum alloy housing with anti-corrosion coating
• High-Torque Output: 18-pole stator with V-grooved N54SH magnets
• Sealed Bearings: Triple-lip sealed ceramic bearings (8×22×7mm)
• Thermal Management: Integrated cooling fins with thermal conductive paste channels
• Chemical Resistance: PTFE-coated windings withstand pesticides and fertilizers
• Vibration Damping: Shock-absorbing silicone mounts included
| Thrust | RPM | Current | Efficiency |
| 4500g | 2,800 | 56A | 86% |
| 5850gg | 4,200 | 85A | 82% |
• 6-8 axis crop sprayers (15-25L tank capacity)
• Precision pesticide application systems
• Large-scale fertilizer distribution UAVs
• Firefighting water-bomber drones
• Industrial cleaning spray drones
• Aerial disinfection platforms
• Seed broadcasting drones
• Soil sampling payload carriers
• Orchard management UAVs (>5ha coverage)
• Continuous Operation: 75°C @40°C ambient (30min spray cycle)
• Thermal Limit: 95°C (with automatic power derating)
• Cooling Requirements: Propeller-induced airflow (min 5m/s)
• Storage Conditions: -30℃ ~ +85℃, <90% RH
