What This Part Is Used ForPentair 522186 pH Sensor iChem is a replacement pH probe for compatible Pentair iChem chemical control systems. It measures pH levels for automated chemical adjustment.Why This Part MattersAn inaccurate pH sensor can cause improper chemical dosing. Replacing it restores accurate monitoring and stable water balance. Reliable pH control helps protect equipment and swimmer comfort.Key Features and Specifications Manufacturer part number 522186 pH sensor Compatible with iChem systems Supports automated pH control Replacement monitoring component Installation and Fitment GuidanceDisconnect power before servicing control panel. Confirm by manufacturer part number before ordering. Calibrate probe after installation per system guidelines.About the Pentair BrandPentair chemical automation systems help maintain balanced pool water. Their serviceable sensors support long-term performance. Genuine Pentair probes ensure reliable compatibility.Common Service ContextCommon during routine maintenance or when pH readings become unstable.