A brushless motor drive system is used in the trailer-type organic fertilizer spreader developed by Qingdao Sanhe Dongxing Machinery. Since March 2025, the TC180BLD10000-72A-20S-F brushless motor, combined with a PLF160-12 planetary gearbox and a TCYPD301-72V motor driver, has provided reliable power transmission, precise speed control, low-noise operation, and efficient performance under demanding agricultural conditions.