The Powerhouse is packed with features that makeit the most advanced electromagnetic HID ballast on the market. With its durable all-aluminum exterior construction and its offset high/low component orientation, it runs quieter and cooler than any other magnetic ballast we have ever made. Cool components mean higher performance and longer life. Features: Portable remote ballast design CSA certified Rugged and durable North American brand components U.S. patent D546,282 Air coolable with optional flange kit & fan Compatible with all reflectors offered by Hydrofarm & most others Includes 8' of 600v rated power supply cord Ideal for Commercial Input Voltage Applications Note: Plug not included. Licensed electrician recommended for installation.