This is a replacement pump will replace Hayward Super Pumps or other pumps that has a “square Flange” bolt pattern. The USQ1102 is compatible with Sta-Rite Max-E-Glas . Max-E-Glas II . Dura-Glas . Dura-Glas II . Dyna-Glas . Dyna-Max Pentair Whisperflow . Pinnacle and Anthony AR2 Series.This pool motor features 1 horsepower . a 48Y frame . and an energy-efficient design. This single-speed pool pump motor has a no-load speed of 3 .450 RPM and a capacitor start for ease of use. With auto protection built-in . you won’t have to worry about your pool replacement part overloading or overheating. Plus . the stainless steel shaft and shell allow for durability and resistance to corrosion for lasting use.Century is a US based manufacturer of electric motors that joined Regal in 2011.Century offers a comprehensive line of electric motors for commercial . industrial and residential pump and general purpose applications. Century is a highly recognized brand in the leisure water industry for its breadth of product offering . quality and reliability.And . we have more new innovative designs on the way! Most original equipment pump manufacturers choose Century pump motors.