Pentair 520542 EasyTouch 4SC-IC20 Pool/Spa Control System, Includes SCG Integration & IC20 Cell, 2 Actuators All functions controlled with easy, one-button access from the self-contained load center or optional controllers. No need to memorize operating sequences, open and close valves, or reset time clocks and thermostats. Optional controllers for added convenience: Indoor control panel (for 4 or 8 circuit systems), a wireless controller (for 4 or 8 circuit systems), a QuickTouch 4-function wireless remote, a Four-function spa-side remote, and a 4-button spa side remote. Built-in diagnostics include automatic verification of the display, microprocessor, switches, indicators, relay outputs, valve outputs, sensor inputs, and communication ports as well as a diagnostic screen that reports failures for troubleshooting. Includes 125 Amp Breaker Base UL and CUL approved