Hayward SP2815X20 2 HP Standard Efficient Maximum Rated Single Speed Max-Flo Pool and Spa Pump Max-Flo single speed pump combining maximum performance with durability All components molded of corrosion-proof PermaGlass XL for extra durability and long life Designed for in-ground pools of all types and sizes and in-ground spas Features 2.0 total and rated horse power, 1.0 service factor and 115/230-voltage rating Measures 16-inch dimension "A" with 1-1/2-inch port size