Sun System Hard Core DE HPS 1000 Watt 120 / 240 Volt Industry first 1000 watt DE HPS compatible magnetic core and coil ballast. Exposed ballast design is compact and runs cool! Hard Core® DE offers superior cooling capabilities while extending the longevity of the capacitor and ignitor. Dual universal lamp cord receptacle is compatible with all Sun System® brand DE reflectors as well as other branded DE reflectors. Our Hard Core® Dou... — Ships separately from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.