This Sun System 6 400 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 lamps from one ballast. It offers an Aluminum heat sync enclosure anlong with a Heavy duty Key-way handle making it easy to hang on the wall. Units come 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 in and your ready to run on 240V(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)