The IntelliPro® VS+SVRS Variable Speed Pump is the intelligent pump that can cut the pool portion of your utility bills by up to 90%, saving you hundreds of dollars per year and thousands over its life. This revolutionary pump also features a built-in Safety Vacuum Release System (SVRS) that senses drain blockage and automatically shuts the pump off to provide an important layer of protection against entrapment. This is the revolutionary way to reduce energy costs and meet the desire for the safest possible pool.