Diaphragm Pump, Operating Pressure (Maximum) 60 psi, Diaphragm Chamber Design 3, Diaphragm Material Santoprene, Check Valve Material Viton, Discharge Connection Size 3/8 in, Discharge Connection Type FNPT, Flow Rate (Maximum) 1.4 gpm, Housing Material Polypropylene, Intake Connection Size 3/8 in, Intake Connection Type FNPT, Nameplate Voltage 120V AC, Priming Self-Priming, Pump Operation Type Electric, Pressure Switch Yes, Standards UL Listed, Flow Rate @ 60 psi 0.85 gpm