Get current pricing for Leybold, 1 HP Leybold Vacuum Vacuum Pump By Leybold Vacuum Products, Model Mdld16a, Catalog # 01-057-16a, 1 Inlet & Outlet. 1 Hp Ac Motor, 115/200/230v, 1ph, 60hz. 1290 . Product Category: Process Equipment, Sub Category: Process Pumps: