Hayward Thermostat with Knob for Hayward Pool Heaters | HAXTST1930 Spa Care Chemical Bundles Replacing the complete set at

Replacing the complete set at each service interval ensures consistent clamping force and prevents actuator drift

or damaged lens on SunBrite™ and SunGlow™ light units

check the pump label on the back of the drive housing — the manufacture date is printed there

75 inches Quantity Included 1 (Each) Compatible System BioShield UV System 120 Watt (Model 522637) Fits Into

OEM Brand Filter Model OEM Part Number Notes Hayward Super-Star-Clear C4500 CX875RE 4 cartridges required per system Hayward SwimClear C4520 CX875RE 4 cartridges required per system (This is not an exhaustive list

Hayward Thermostat with Knob for Hayward Pool Heaters | HAXTST1930 Spa Care Chemical Bundles Replacing the complete set atThe Hayward Thermostat with Knob (HAXTST1930) is the OEM replacement thermostat assembly for Hayward pool heaters, providing direct temperature control at the unit. IMPORTANT: PROFESSIONAL SERVICE REQUIRED Gas and electrical heater components must be serviced by a licensed pool professional or qualified HVAC technician. Do not attempt to service gas or high voltage components without proper certification. What It Does The thermostat assembly regulates