3.15A / 300W Extractor Fan Speed Controller. The regulator is designed to maintain the regulated rotational speed of single-phase motors with capacitor starting, compact phase, and others, where the rotational speed of the motor depends on its supply voltage. Such motors are used to drive fans in air-conditioning systems.The controller can also be used as a supply voltage regulator in single-phase 230V / 50Hz systems, for example as a dimmer. Single-Phase Power Supply - 230V/50Hz. Voltage - 90V - 230V. Continuous Load Current - Max 3A / 300W. Slow-Blow Fuse - 3.15A. The item "Industrial Extractor Fan with Speed Controller / White Commercial Ventilator" is in sale since Friday, January 8, 2021. This item is in the category "Home, Furniture & DIY\Heating, Cooling & Air\Air Quality & Fans\Extractor Fans". The seller is "multistoreuk" and is located in UK. This item can be shipped worldwide.