Hydronic Circulating Pump, Compatible Intake Pipe Size 1 1/2 in, Connection Type FNPT, Face to Face Dimension 13 1/2 in, Flange or Union Included Not Applicable, For Use With Potable Systems No, Horsepower 1, Maximum Feet of Head 41 ft, Maximum Flow Rate @ 15 Feet of Head 125 gpm, Nameplate Voltage 115/208-230V AC, Number of Speeds 1, Phase Single, Pump Type 3-Piece, Series Family E-60, Maximum Flow Rate @ 20 Feet of Head 110 gpm, Maximum Flow Rate @ 25 Feet of Head 100 gpm