Dimensions Height (In.) 4.1 in Width (In.) 4.0 in Length (In.) 8.4 in Overall Width 4 in Overall Height 4.1 in Overall Length 8.4 in Discharge Connection Size 3/8 in Intake Connection Size 3/8 in Details Item Diaphragm Pump Inlet/Outlet 3/8 in FNPT Housing Material - Pumps Nylon Voltage 115VAC Max. Temp - Pumps 130 Degrees F Max. Flow 1.6 gpm Max. Pressure - Pumps 100 psi Voltage - Pumps 120V AC Inlet/Outlet (In.) 3/8 FNPT Max. Temp. (F) 160 GPM @ 80 PSI 0.93 Pressure Switch Yes Check Valve Viton(R) Body Material Nylon GPM @ 0 PSI 1.6 gpm Diaphragm Design Three Chamber