220V Single-Phase Motor Inverter Fan Speed Controller with Non-Removable Capacitor 450W 220V Single-Phase Inverter 220V single-phase input motor speed controller, 450W power rating, digital panel operation, knob-controlled speed adjustment, supports forward and reverse control. Features overload protection, stable operation, and a compact design; suitable for speed regulation of small motors. 750W 220V Single-Phase Inverter 220V single-phase input variable frequency speed controller, 750W output power, dual speed control via buttons and a knob, with overcurrent and overload protection. Simple to operate, excellent heat dissipation, suitable for speed control applications involving small to medium-sized industrial motors. 1500W 220V Single-Phase Variable Frequency Drive 220V single-phase input motor inverter with 1500W high-power output, supporting forward and reverse operation as well as parameter programming. Equipped with multiple fault protection mechanisms and excellent heat dissipation, it meets the speed control requirements for industrial equipment motors. 2200W 220V Single-Phase Variable Frequency Drive 220V single-phase input variable frequency drive with 2200W high power output, digital speed display, and comprehensive overload and overcurrent protection. The housing is sturdy and durable, making it suitable for speed control of high-power single-phase motors.