... 3.Pressure:0.5Bar-32Bar 4.Power:3KW-4KW 5.Pump Head:SUS304,SUS316 Specifications:No leakage,maintained conveniently. Flow: ... motor, Frequency conversion motorFlow Control: Manual operation, AutomaticProtection degree: IP55Material:Pump head: SUS304, SUS316, 304+PTFE, 316+PTFEDiaphragm: PTFEValve: SUS304, ... .020001.040100 4 JYD-2300/0.523000.5401003 JYD Series hydraulic operated diaphragm metering pump