Fight warm water problems with an EcoPlus? Water Chiller! Digital control system for accurate, stable water temperature that helps to keep your reservoir cool. Environmentally safe, freon-free R134a refrigeration system that has high energy efficiency. Will chill the water from 37? to 90?. Anticorrosive, pure titanium evaporator. Includes overcurrent protection system and memory protection. Max water volume of 132 gallons. Recommended pump size 317?793 GPH. Includes plumbing connections of 3/4 in male NPT with hose fittings. 120 V at 4.4 Amps. Dimensions are 21 in W x 15.5 in D x 22 in H and weighs 52 lb.