Planetary gearboxes, with their high torque density, precise positioning, outdoor durability, low backlash, maintenance-free operation, and high transmission efficiency, perfectly match the core requirements of the PV industry: all-weather outdoor operation, high-precision sun tracking, smooth heavy-load drive, low maintenance cost, and energy efficiency. Compared with cycloidal pinwheel reducers and conventional gear reducers, planetary gearboxes offer significant advantages in adaptability, reliability, and cost-effectiveness.