🔧 Control Your Power, Control Your World! Zero hysteresis and delay ensure your equipment is protected from spikes and surges. Engineered for safety with multiple layers of protection, ensuring peace of mind during operation. Crafted with high-quality SMD thyristors and durable aluminum heat sinks for maximum reliability. Unleash the full potential of your devices with adjustable voltage from 0-220V! Perfect for fans, electric stoves, and more—adapt to your needs effortlessly. 15A max current 0-220V adjustable output 4000W peak power The AC Variable Speed Controller is a robust device designed for versatile applications, supporting both 120V and 220V power inputs with a maximum current of 15A. It features adjustable output voltage from 0-220V and can handle up to 4000W under resistive loads. Built with high-quality materials and advanced safety features, this controller is ideal for a range of appliances, ensuring reliable performance and protection.