115 Volts, 50/60 Hz, 1/2" OD Tube Connections, GFPPL Head & Fittings, Ceramic Valve Ball, TFE Seat. 192 GPD Max Flow Rate @ 50 PSI, Flow Control: 4-20mADC Direct with Stop.LPK7MA-PTC3-BPXXX Pump Series E Plus Electronic Chemical Metering Pumps - E+ 1 Standard - No Additional Options..