Find your parts diagram
Sticker on the pump body (the part with the basket), not on the motor. Motor labels from Century, A.O. Smith or Regal won't match parts.
Label on the side of the tank near the base. Size is in sq ft, e.g. 420 sq ft = C4030 or CCP420.
Rating plate inside the front access panel. Note the BTU and gas type (NG or LP).
Molded into the body or printed on top. Robotic cleaners: on the power supply.
Still not sure? Call (818) 818-6559 and we'll find it for you.
520657 | Pentair UOC Motherboard For EasyTouch Systems | 8 Auxiliary
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CA P65 Warning: Cancer and reproductive harm. www.p65warnings.ca.gov
The 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 PSL4 models, it integrates seamlessly to deliver reliable performance. Manufactured to Pentair’s OEM standards, the 520657 is constructed for durability and long-term use in demanding environments. With connectors and an LED readout included, installation is straightforward, making it an essential part for technicians and homeowners needing to restore or maintain their automation system.
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OEM Replacement Motherboard: Designed for EasyTouch pool and spa control systems, ensuring precise compatibility and long-term reliability.
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Controls Multiple Features: Manages up to eight auxiliary functions such as pumps, water features, and lighting systems.
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Broad System Compatibility: Works with EasyTouch, PL4, and PSL4 models, covering a wide range of installations.
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Durable OEM Build: Built to Pentair specifications with rugged construction for consistent performance outdoors.
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Simplified Installation: Equipped with connectors and LED display, making setup and service quick and efficient.
- Pentair EasyTouch Control Systems
- Pentair EasyTouch PL4 Control Systems
- Pentair EasyTouch PSL4 Control Systems