{"product_id":"hayward-cat-rotary-flow-sensor-cax-20203","title":"Hayward Rotary Flow Sensor for Commercial Pool Water Monitoring Systems | CAX-20203","description":"\u003cp\u003eThe Hayward Rotary Flow Sensor (CAX-20203) is the OEM replacement flow-sensing component for Hayward Commercial water monitoring and control systems, designed to work alongside Professional Series pH, ORP, and other compatible sensors for pool water quality management.\u003c\/p\u003e\n\n\u003cp style=\"background-color: #fff3cd; border: 2px solid #FFEAA7; padding: 15px; border-radius: 5px; margin: 15px 0; color: #856404;\"\u003e\u003cstrong\u003eIMPORTANT: PROFESSIONAL INSTALLATION REQUIRED\u003c\/strong\u003e\u003cbr\u003eElectrical control components must be installed or replaced by a qualified electrician or certified pool technician. Do not attempt to install or service this component without proper certification.\u003c\/p\u003e\n\n\u003cp\u003eThis rotary flow sensor monitors water flow within Hayward Commercial pool and aquatic facility control systems. It integrates with compatible Hayward sensor arrays to provide flow data used by the control system to manage water treatment and circulation functions.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin: 20px 0; border: 1px solid #ccc;\"\u003e\n\u003ctr style=\"background-color: #f8f9fa;\"\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\u003cstrong\u003eHayward Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003eCAX-20203\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #ffffff;\"\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\u003cstrong\u003eUPC\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e761418012749\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f8f9fa;\"\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\u003cstrong\u003eChannel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003eOpen Line\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePoolaroo Pro Tip\u003c\/h3\u003e\n\u003cp\u003eBefore ordering, verify the exact sensor type required by your Hayward Commercial control system. Hayward's Commercial range includes multiple sensor variants for flow, pressure, temperature, and level monitoring — confirm CAX-20203 (rotary flow) matches the sensor position specified in your system's installation manual or wiring diagram.\u003c\/p\u003e\n\n\u003c!-- wft:processed:manual:2026-06-18 --\u003e","brand":"Hayward","offers":[{"title":"Default Title","offer_id":51774098080019,"sku":"CAX-20203","price":429.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0920\/0687\/5411\/files\/hayward-rotary-flow-sensor-for-commercial-pool-water-monitoring-systems-cax-20203-1.webp?v=1787123242","url":"https:\/\/poolaroo.com\/products\/hayward-cat-rotary-flow-sensor-cax-20203","provider":"Poolaroo","version":"1.0","type":"link"}