22P2418 Brushless Planetary Gearbox is a compact and precise transmission device specially designed for high-precision, long-life, and low-noise application scenarios. This series has a diameter of 22mm and adopts advanced brushless DC motor (BLDC) drive technology, combined with a multi-stage planetary gear system structure, aiming to meet the dual requirements of high torque density and smooth operation for miniature automation equipment in limited spaces. As a core power transmission component, it is widely applicable in smart home, medical devices, office automation, and high-end consumer electronics fields.
Smart Home and Security
Smart curtain motor, automatic window opener, intelligent door lock drive mechanism.
Universal wheel drive for household vacuum cleaners, automatic height-adjustable TV stand.
Medical and health equipment
Portable massage equipment, joint drive for electric wheelchairs, control of medical pump valves.
Precise transmission for dental surgery tools and rehabilitation training aids.
Office and financial automation
Internal cash-counting module and paper currency recognition and transmission mechanism of ATM machine.
Paper feeding rollers of automatic document scanner and paper conveying mechanism of printer.
Robots and unmanned aircraft
Open-source mechanical claw rotating joint, service robot chassis steering wheel.
Pan-tilt stabilizer fine-tuning mechanism, small unmanned aerial vehicle landing gear retraction and extension system.

| Gear Ratio Stage | 1 | 2 | 3 | 4 | 5 | |
|---|---|---|---|---|---|---|
| Gear Ratio | 4 | 16 | 64 | 256 | 1024 | |
| 4.75 | 19 | 76 | 304 | 1216 | ||
| 22.5 | 90 | 361 | 1444 | |||
| 107 | 428 | 2036 | ||||
| 509 | 2418 | |||||
| Length(mm) | 13.3 | 16.8 | 20.3 | 24 | 27.3 | |
| Efficiency(%) | 80% | 70% | 60% | 50% | 40% | |
| Rated tolerance torque(Kgf.cm Max.) | 1.0 | 1.5 | 2 | 3 | 4 | |
| Max momentary tolerance torque (Kgf.cm) | 3.0 | 4 | 6.0 | 9.0 | 12.0 | |