PROVEN LONG-TERM DURABILITY The SR Series pump is the right choice for both high and medium head installation in commercial spa pools. The seal and bearing used are imported from trustable suppliers to ensure reliable quality. It delivers high flow and energy efficiency ultra performance. Product Features 2 inch suction and discharge ports Ring-lock lid eliminates leaks andmaximizes suction efficiency Asynchronous, two-pole motor Class insulation: 130(B) IPX5 Waterproof standard Built-in thermal protection Overload protection Available in 50Hz or 60Hz for 220V/380V Specially designed unions compatible for both Imperial and Metric standards Testing Pressure (50PSI / 3.5Bar) 316 stainless steel shaft 316 stainless steel mechanical seal