centrifugal pumpImpeller:Brass or aluminum,Motorcoil:aluminum/copper CENTRIFUGAL PUMPTwo –pole induction motor (n=2850r.p.m)Insulation class BProtection IP45MaterialMotor casing:AluminumImpeller: Brass or aluminum or plastic.Motor coil:copper/ aluminum.Certificate:CE,GS,EMS,CCC,ISO9001,ISO2000.Customer from america,europe,australia and southeast Asia. Voltage/frenquency:Single phase :220---240/ ...