0.5HP single phase electric motor water pump with avoid impeller jam function

0.5HP single phase electric motor water pump with avoid impeller jam function Vortex Water Pump, 0.5hp Electric Water Pump, Peripherral Clean Water Pumps ADVANTAGE: 1) Brass plate embedded to avoid impeller jam 2) 100% high quality copper,100% output 3) Cold -rolled silicon steel sheet by high speed punching machine 4) Good quality bearing, the surface more smooth, the dimension more precise 5) Thermal protector 6) One year warranty APPLICATIONS: They are extremely reliable