The AquaCal AutoPilot flow switch cable is designed for compatible DIG and ST power-supply applications where dependable communication between the flow switch and the control side of the system is needed. A cable like this is useful because it helps preserve the signal path that allows the system to respond appropriately to flow conditions.This replacement is especially useful when the original cable is damaged, intermittent, cut, or unreliable. Restoring a proper flow-switch connection can help return more dependable system behavior and support safer operation of the chlorination setup.The 315-AC is a practical service part for compatible AquaCal AutoPilot DIG and ST systems that need renewed flow-switch cable connectivity. AquaCal AutoPilot flow switch cable Designed for compatible DIG and ST power-supply applications Helps restore dependable flow-switch communication Useful when the original cable is damaged or unreliable Supports cleaner and more dependable system response