... farm irrigation, water pumping from river, lake, well or borehole. The motor is made by water proof winding wire, and it is ... than 100°C, featuring heat-resisting, corrosion resistance, anti-aging.The motor is made by water proof and heat-resisting winding wire ... steel or broze for impeller; Steel or stainless steel for motor shell.Medium temperature: Less than 40°C for QS series ...