Thermal Regulator Valve, JXi/JXiQ

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The Jandy JXi/JXiQ Thermal Regulator Valve (R0589701) is a replacement thermal regulator (thermostatic bypass) valve for Jandy JXi and JXiQ pool and spa heaters. The thermal regula tor diverts water flow through the heat exchanger based on water temperature to maintain optimal heat transfer efficiency and prevent scaling. Replace when the heater has poor temperature regulation or when the thermal regulator is stuck. Genuine Jandy replacement for JXi/JXiQ heater models.SKU: R0589701 Show more