VARIABLE SPEED PUMP FOR LARGER, FEATURE-RICH POOLS IntelliFloXF pump combines the superior internal geometry of the Pentair new generation XF pumps with the energy-savings technology of the IntelliFlo Variable Speed Pump to create an energy-efficient, economical, powerful, quiet and dependable pump. Innovative hydraulic isolator creates faster priming and turbulence-free flow for increased efficiency TEFC design keeps motor shielded from elements Union connectors included for 2.5 in. or 3 in. plumbing Drop-in replacement for WhisperFlo Pump and optional riser base for easy Challenger Pump replacement Easy carry handle; Cam and Ramp Lid that locks easily into place and see-through lid for easy basket inspection External port threading and tool-free union nut need only hand tightening Eight speed settings and on-board scheduling with timers LCD screen with rotatable keypad for easy programming Operates seamlessly on 50 hz or 60 hz input power Compatible with Pentair Automation WEF 5.6 THP 3.95