1/1.Hydronic Circulating Pump, Compatible Intake Pipe Size 3 in, Connection Type FNPT, Face to Face Dimension 12 in, For Use With Potable Systems No, Horsepower 1/2, Maximum Feet of Head 15 ft, Nameplate Voltage 208-230/460V AC, Phase Three, Series Family E-90, Series E9016T, Amps 2.