Pentair IntelliCenter® 521968Z i8PS Personality Card Circuit Board. Connects to the i5P main board replacement or upgrading a system. IntelliCenter is Pentair's highest-capacity and most service-friendly control system ever. Communication with this system can be done on a wide range of devices and platforms. Many important service, programming and monitoring tasks can be done without an on-location service call. Order popular bundled systems and receive everything in one box or build systems a la carte.