Grundfos 59896341 Brute Three Speed 1/25 Horsepower Recirculator Pump 1/25 horsepower Flow Range: 0- 17 GPM, Head Range: 0- 19.5-Feet Motors: 2 Pole, Single Phase, 115-Volt Connection: Flange - (2) 1/2-Inch Diameter Bolt Holes Maintenance-free, low energy consumption, easy to install, quiet running