Is it a dual spectrum setup that runs a 600 and 400 watt bulb same time? DOes it need a conversion bulb or is it an actual switchable digital ballast? 1000 watts is gonna cook so have the room. You can get new 600 watt switchable digital ballast at
Maryland Hydroponics for $119 and if they have more in stock a 400 watt digital switchable ballast for $99 all new ballast and cordsets