520657 | Pentair UOC Motherboard For EasyTouch Systems | 8 Auxiliary 357151 lid and troubleshooting for Pentair MiniMax

and troubleshooting for Pentair MiniMax CH/NT heaters

efficient operation of spa lights by preserving their internal electrical integrity

This valve automatically adjusts water flow to match changing pool conditions

cl200 o-ring worn out causing slow leak

Reliable and Durable: A dependable choice for maintaining the safe operation of your pool or spa heater

520657 | Pentair UOC Motherboard For EasyTouch Systems | 8 Auxiliary 357151 lid and troubleshooting for Pentair MiniMaxThe Pentair UOC Motherboard 520657 is an OEM replacement part built for EasyTouch pool and spa control systems. Acting as the central controller, this board manages up to eight auxiliary functions, allowing users to automate essential operations such as lighting, water features, filtration cycles, and more. By restoring full automation, it helps maintain both convenience and efficiency across pool and spa systems. Compatible with EasyTouch, PL4, and