Pentair 520538 EasyTouch 4 Pool/Spa Control System, Base System - No ICP, 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 Includes 125 Amp Breaker Base UL and CUL approved