JBB series chemical metering Pump dosing pump,metering pump flow:0-130L/H,pressure:4-10bar ... pump, dosing pumpProduct DescriptionFlow:0-130 lphPressure: 0-10BarPower: 60W, AC: 380V/400V/110V, 50/60Hz; DC: 12VDC, 24VDCDrive System: single ... of stroke or the motor frequency.PurposeWidely used in petroleum, chemical industry, electric power, metallurgy, mining, shipbuilding,light industry, agriculture, ...