5.7gpm EXTREME™ SERIES SMART SENSOR™ No other pump comes close to matching performance, technology and quality Variable-speed, high-flow pump delivers over 5 gallons/minute, 5 chambered design, silent operation and 65 psi Smart Sensor™ precisely monitors your system's water pressure and adjusts the motor's speed eliminating the need for a pressure switch 5 large valves with superior leakproof seal maximize water flow efficiency. Single-piece diaphragm provides a no-leak flow path. 5 piston, precision ball bearing drive assembly for long life and high performance. Automatic voltage protection and current limiting at 10 amps maximum. Specially-engineered heat-electro-coated seamless motor shell with O-ring seals between upper/lower end-bells and motor withstands performance and environmental extremes. Dual O-ring sealed quick connect ports allow for different port configurations. Base plate included. Install using existing hardware. Shipped separately from factory. NOTE: SKU numbers ending in F are factory shipped and may take a little longer to reach you. EXTREME SERIES SMART SENSOR 5.7 GPM