Get current pricing for Electromechanical, ELECTROMECHANICAL-21756-ID Electromechanical Membrane Pump. Material Design Ductile Iron. Model Em-12572200-sg. 3000312-01. 30 Hp Motor, 3~/60 Hz / 460 V Ac, Tefc. Max Strok . Product Category: Process Equipment, Sub Category: Process Pumps: