Phewnyzo 521218 Load Center Surge Board Replacement Compatible with EasyTouch PL4 PSL4 and IntelliTouch i5 3 Control Systems Includes Manual and

This load center surge board PCBA is engineered for compatibility with EasyTouch PL4 and PSL4 Control Systems as well as IntelliTouch i5+3 3 Personality Kit Automation Control Systems, making it an ideal replacement part for maintaining reliable pool and spa operations.

The surge protector board is designed to replace part numbers 521218, 521593, 902175, and 9237-192, offering a seamless fit into your existing system and ensuring continued performance without the need for complex modifications or additional adapters.

Constructed from high-quality electronic PCB components, this board delivers stable and dependable control for your automation system, supporting efficient management of multiple pool and spa functions through its advanced on-board adapters.

The board measures approximately 5 inches by 3 inches by 1 inch, and comes with three mounting screws for secure installation, fitting neatly into most standard power center enclosures without occupying excessive space.

Installation is quick and straightforward thanks to the included detailed manual and mounting hardware, allowing both professionals and DIY enthusiasts to easily set up the surge board by following clear instructions or online video guides.

Ideal for pool and spa owners seeking to maintain optimal automation and control, this replacement PCBA ensures system protection from surges and supports reliable operation for both residential and commercial aquatic environments.