Grundfos Circ Pump N/S 115V (12-18 GPM) Horizon # 34-430-2050 Manf. Grundfos Pumps Corp Manf. # 59896291 Grundfos Circulating Pump This pump is energy efficient and costs only pennies per day to operate. Its absolutely quiet, almost silent operation will assure your customer`s satisfaction. The newer pump has been completely redesigned with an ingenious rotating volute allowing installation in all plumbing configurations Suction 1"barb, Discharge 1"barb, Volts 115v Amps.74amp, GPM 12-18