Hayward CAT pH Probe - PRO15-2

The Hayward CAT pH Probe – PRO15-2 is a high-precision replacement sensor designed for use with Hayward CAT water chemistry controllers. Built to deliver accurate and consistent pH measurement, it continuously monitors water balance to ensure proper chemical dosing and safe swimming conditions in commercial and residential pools and spas. The probe’s durable construction is engineered to withstand harsh aquatic environments, providing long-term reliability and reducing the need for frequent calibration or replacement. By supplying real-time feedback to the controller, the PRO15-2 helps maintain stable water quality, protecting equipment from corrosion or scaling while ensuring a comfortable and healthy swimming experience.