Want the best price for 600 Watt High Pressure Sodium Ballast Kit? Shop for 600 Watt High Pressure Sodium Ballast Kit at Grow Lights HQ! Replacement major brand ballast kits. All H.I.D. ballasts are quad-tap *(120, 208, 240 & 277 Volt) and include the necessary capacitor and ignitor. The brand will be either Advance or Universal. Except 600 HPS-Tri Tap.