Hatco C-12 Booster Heater works with your dishwasher to ensure a consistent flow of 180F final rinse water to properly sanitize and flash-dry dishes and flatware. Features fiberglass insulation to minimize heat loss. Includes a temperature and pressure relief valve, pilot indicator light, on/off switch and low-water cut off to prevent heating element burnout. Constructed of stainless steel front and silver-gray hammertone body with standard 6" legs. This unit is supplied to operate on 208 volt, 3 phase. Contact customer service if a different electrical configuration is required.