These above Variable Speed Pool Pumps are super energy saving! and you could save up to 80% to 90% monthly electric billing. Depending how you set the programs and how many cycles of these pool pumps of the day and could be greatly reduce your electric power consumption. These pool pumps are the new path of today and the future for pool owners. Some states and local may require more energy saving and these pool pumps will be your best choice. You can program it and forget about it and no hassle, just follow owner manual instructions for how to program the pool pumps. As of today, there are only 3 manufacture that make these pool pumps available in the market: Pentair Intelliflo pump, Jandy (Zodiac) ePump and Hayward Ecostar pool pump.