Product Feature: Great Compatibility: This 520556 Power Center Replacement is compatible with Pentair IntelliChlor Pool and Spa Automatic Control System Models IC20, IC40, IC60. Also compatible with EasyTouch Non-Salt, SunTouch pool and spa automatic control systems. Perfect Design: Help the salt chIorine generator system create chIorine for swimming pool and spa. Direct replacement meeting or exceeding OE standard. Technique Description: For use with the intellichlor salt generator. The Power Center contains the transformer, fuse, and connection to the salt chIorine generator cell.