NOTE: This pump is obviously used. It is unknown if it is in working condition. We are setting the price as $0.00. That's right. It's free. In this case, we have to charge for freight. It is 8x8x8 and weighs about 7.5 lbs. Once again, we are giving this pump away with the understanding it is AS IS and may be only useful for parts. Let us know if you have any questions. Thanks for your interest. Grundfos UPS15-58FC, 3-Speed Circulator Pump, 1/25 HP, 115 volt *READ? The UPS15-58FC is the standard for most residential heating systems. The 3-Speed pump motor provides 3 distinct pump curves enabling it to replace over 30 different competitors circulator pumps. Comes with built-in check valve and standard flange orientation. The integrated check valve significantly improves zone valve close off reliability, prevents thermo-siphoning, allows for minimal system flow, and eliminates the expense for an inline check valves. Replacement for Grundfos UP15-10F 59896248; UP15-42F 59896155: UP15-58FC 59896339 Carbon axial bearing Stainless steel rotor can and bearing plate Corrosion-resistant impeller, composite, PES Cast iron pump housing