Hydronic Circulating Pump, Compatible Intake Pipe Size 3 in, Connection Type Flange, Face to Face Dimension 12 in, Flange or Union Included Yes, For Use With Potable Systems Yes, Horsepower 1/2, Maximum Feet of Head 23 ft, Maximum Flow Rate @ 10 Feet of Head 105 gpm, Maximum Flow Rate @ 15 Feet of Head 80 gpm, Nameplate Voltage 115/230V AC, Number of Speeds 1, Phase Single, Pump Type 3-Piece, Series Family Series PD, Maximum Flow Rate @ 20 Feet of Head 42 gpm, Series PD35S, Amps 2.6/5.2 A