The 4300-143 Flojet quad pump produces a maximum flow of 18.9 L/min and is fitted with an automatic pressure switch that is set at 315 kPa (45 psi).   It comes with 20mm hose barb inlet and outlet ports and has santoprene diaphragms and EPDM check valves so it is suitable for water and some dilute chemicals.   This is a great pump for a pressure water supply to a mobile home, boat or weekender as it has a maximum amps draw of 13 Amps.   This pump will operate at 16 L/min @ 70 kPa, 15 L/min @ 140 kPa, 12 L/min @ 200 kPa and, 11 L/min @ 280 kPa.   Click here to download the pdf spec sheet.