Water Booster System - 40 PSI - 4.5GPM - 12VThe Flojet 2840 Series Booster Systems are designed to provide constant water pressure of 0 to 40 psi (0.7 to 2.7 bar) and a maximum flow rate of 4.5 GPM at 10 psi (0.7 bar). The pump is fully automatic, with a...