This Sun System Gro Pro 1000 Watt switchable is perfect for the start to finish jobs. You can switch from HPS to MH with just a Flick of the switch. This unique ballast has all the features that are incorporated into our Sun System I fixture, but adds the ability to run 2 types of lamps from one ballast. The Gro Pro offers more heat dissipating surface area than competitive light systems with its louvered end plates and side panels and extruded aluminum enclosure help cool the ballast for years . Its perfect for all your indoor jobs. Works perfect with any Sunlight Reflectors. (Note:Light output may vary when used with large, Super large Reflectors. Units comes with major brand ballast inside (Advance/universal).The rubber feet bottom reduces noise, vibration and provides air flow under the Sun System to keep it cool Along with High temperature capacitor inside. Comes completely assembled with tech Guide and a 8ft 120V UL listed Grounded MVP power cord. For your 240V Option all you need to do is Purchase your 8ft UL listed Grounded 240V MVP power cord, Plug it in and your ready to run on 240V(Cord sold separately).This Sun System ballast has a 5 YEAR warranty

5kv Socket Assembly with 15’ Lamp Cord Sold Separately (Do not use with 25’ lamp cords)