Hatco C-6 Compact Booster Heater - 1Ph, 240VAll models include a Castone lined tank with a 10 year limited warranty. Features include a temperature pressure relief valve, a pressure reducing valve, two temperature pressure gauges, a high temperature limit control, pilot indicator light, on off switch, a low water cut off to prevent element burnout due to a low water condition, and a 3 4" NPT pipe and fittings for inlet and outlet. Available with slide brackets for mounting under a dishtable.