General description The Speed Controller Fan is a versatile and efficient device designed for controlling the speed of exhaust and inline duct fans. It features a multi-functional control switch that allows users to easily switch between variable speed, full speed, and off modes. With an adjustable speed range of 65%-100%, this controller optimizes fan performance while enhancing energy efficiency. Technical specifications Voltage: 120V Frequency: 60Hz Maximum input power: 1500W Maximum input current: 15Amp Maximum temperature capacity: 40℃/104℉ Material: ABS Plug Type: US Plug Compatibility and accessories Compatible with exhaust fans and inline duct fans Suitable for use in greenhouses, sheds, homes, garages, and HVAC units Installation Features a grounded plug for secure connection Fuse protected for safe operation Usage Allows for energy-efficient operation by avoiding full-speed running Enhances airflow in HVAC systems Other information Package Contents: 1 x Speed Controller