This XtremepowerUS 1.5 HP Variable Speed In-Ground Pool Pump is a self-priming pump that is designed for in-ground type of swimming pool, with variable speed settings that let you pump water slower or quicker for optimal water flow. All our in-ground pool pumps are constructed to be longer lasting with high durability and corrosion proof polymer used for the housing. The built-in drain plug offers cold weather protection and resistance against Winterizing conditions. It features a large strainer basket to collect debris to be cleaned out during maintenance, keeping your pool clean and sanitized with the optimal flow of water for filtration. With this new pool pump you can adjust the speed of water filtration between 4 speed settings from 750, 2,400, 3,000 and 3,450 RPM. Variable speed pumps allows you save on both energy and money at the same time by not having to run the pump at full power every time you turn it on.