Continue shopping “Hayward H-Series Heater Thermostat with Knob HAXTST1930” has been added to your cart. Product Price Quantity Total × Original Authentic Hayward OmniLogic High Voltage Relay HLRELAY $74.01 Original Authentic Hayward OmniLogic High Voltage Relay HLRELAY quantity $74.01 × PooTool Plastered Swimming Pool Black Algae Scraper 145 $26.79 PooTool Plastered Swimming Pool Black Algae Scraper 145 quantity $26.79 × Hayward H-Series Heater Thermostat with Knob HAXTST1930 $63.01 Hayward H-Series Heater Thermostat with Knob HAXTST1930 quantity $63.01 Cart totals Subtotal $163.81 Shipping Shipping costs will be calculated once you have provided your address. Total $163.81 Proceed to checkout — OR — Calculate shipping Country / region: Select a country / region… United States (US) State / County: City: Postcode / ZIP: Update