McCann's Econoboost 2.0 gallon water booster pump. NEW IN OPEN BOX. Precharge set at 40psi, Cut in 80psi, cut out 100psi. Food grade for beverage or reverse osmosis systems. 3/8" barbed fittings, pump motor, tank all-in-one kit. Just supply wster to, water from, and 115v standard outlet. Great for carbonation systems.