... 500Max flow2.8M3/hMax head52mVoltage36VPower500WPump diameter3”Outlet1.0”G.W.8.5kgwarrantyOne yearMATERIALPump casingStainless steelImpellerPlasticShaft coreStainless steelCouplingStainless steelConnectingCopper alloyCableRubberWater level ... structure, high-lift, noiseless, pollution-free;Complete electrical protecting controller device, against under-voltage, over-voltage, over-flow, over-load, ...