Aquacal Autopilot DN2 PoolPilot® Digital Nano Power Supply with RC-35/22 Manifold; 220 V, 22K gal Pool Pilot Digital Nano features include microprocessor controls with a digital read-out of pool water temperature, current salt level, purifier production level and more. It also tells you how much salt to add should it run low. The Nano will maintain pools up to 22,000 gallons with the RC-35/22 patented manifold. Product Features It comes with a patented, pre-assembled bypass manifold that helps provide a controlled flow rate for optimum chlorine production and it can operate at flow rates as low as 15 gpm and is easy to install and service Pre-assembled bypass manifold controls the flow rate for optimum chlorine production Easy to install and service Push button controls with 24 and 72 hour boost cycles Temperature compensation system adjusts chlorine production based on pool water temperature for optimum results Digital readout displays salt level, amount of salt to add, water temperature and diagnostics In-line strainer protects the tri-sensor and cell from debris that could obstruct either component Tri-Sensor three way sensor measures flow, salt level and water temperature Built-in check valve allows water flow greater than 20 gal per min to by-pass the cell Can display in English, French, Spanish and Italian Soft reverse cell cleaning Product Specifications Brand Aquacal Autopilot Capacity 22000 gal Chlorine Output 0.8 lb/Day Includes RC-35/22 Manifold Item Digital Nano Power Supply Salinity Range 2000 - 35000 ppm Sub Brand PoolPilot® Voltage Rating 220 V