{"product_id":"pentair-eti-250-heater-automatic-gas-shut-off-switch-ags-150-f-476365","title":"Pentair ETi 250 Air Pressure Switch || 476365","description":"\u003ch2\u003ePentair ETi 250 Air Pressure Switch || 476365\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePentair ETi 250 Heater Air Pressure Switch | 476365 – Available at ePoolSupply\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eEnsure the \u003cstrong\u003esafe and efficient operation\u003c\/strong\u003e of your \u003cstrong\u003ePentair ETi 250 High-Efficiency Heater\u003c\/strong\u003e with the \u003cstrong\u003ePentair ETi 250 Air Pressure Switch (476365)\u003c\/strong\u003e. ePoolSupply, an \u003cstrong\u003eauthorized and preferred Pentair reseller\u003c\/strong\u003e offers \u003cstrong\u003egenuine OEM replacement parts\u003c\/strong\u003e to maintain peak performance and protect your heating system.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eProduct Overview:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Pentair\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e ETi 250 Heater Air Pressure Switch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e 476365\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e Monitors airflow within the heater system and \u003cstrong\u003eprevents operation if airflow is insufficient\u003c\/strong\u003e, ensuring proper combustion and system safety.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Specifically designed for the \u003cstrong\u003ePentair ETi 250 High-Efficiency Pool and Spa Heater\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine OEM Part:\u003c\/strong\u003e Manufactured by \u003cstrong\u003ePentair\u003c\/strong\u003e to meet exact \u003cstrong\u003eperformance and safety specifications\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eElectrical \u0026amp; Operational Specifications:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eActivation Type:\u003c\/strong\u003e Air pressure differential switch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Voltage:\u003c\/strong\u003e Low-voltage circuit (24V)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection Type:\u003c\/strong\u003e Direct plug-in to the control system\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety Function:\u003c\/strong\u003e Prevents heater ignition if \u003cstrong\u003einsufficient airflow\u003c\/strong\u003e is detected, reducing the risk of overheating and system damage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurability:\u003c\/strong\u003e Built to withstand \u003cstrong\u003emoisture, heat, and outdoor conditions\u003c\/strong\u003e for long-lasting performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eBrief History of the ETi 250 Heater Air Pressure Switch (476365):\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003ePentair developed the \u003cstrong\u003eETi 250 High-Efficiency Heater\u003c\/strong\u003e with \u003cstrong\u003eadvanced safety mechanisms\u003c\/strong\u003e, including the \u003cstrong\u003e476365 Air Pressure Switch\u003c\/strong\u003e, to ensure optimal combustion and prevent system failures. The \u003cstrong\u003eair pressure switch\u003c\/strong\u003e plays a critical role in verifying that the blower and venting system are functioning correctly before allowing ignition. Over time, this component has been \u003cstrong\u003erefined for improved sensitivity, faster response times, and greater durability\u003c\/strong\u003e, making it essential for \u003cstrong\u003emaintaining heater efficiency and safety compliance\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eInstallation Tips \u0026amp; Tricks:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eTurn Off Power \u0026amp; Gas:\u003c\/strong\u003e Always \u003cstrong\u003edisconnect the power\u003c\/strong\u003e at the breaker and turn off the gas supply before performing maintenance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccess the Heater Panel:\u003c\/strong\u003e Open the \u003cstrong\u003eETi 250 service compartment\u003c\/strong\u003e to locate the air pressure switch.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemove the Old Switch:\u003c\/strong\u003e Carefully disconnect the \u003cstrong\u003ewiring and pressure tubing\u003c\/strong\u003e from the existing switch.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall the New 476365 Switch:\u003c\/strong\u003e Secure the replacement switch in place, ensuring proper tubing and wire connections.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCheck Airflow Tubing:\u003c\/strong\u003e Ensure \u003cstrong\u003eno blockages or cracks\u003c\/strong\u003e in the pressure tubing, which could impact performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTest the System:\u003c\/strong\u003e Restore power, turn on the heater, and confirm proper function by verifying that the heater ignites only under \u003cstrong\u003ecorrect airflow conditions\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e\u003cstrong\u003eWhy Buy from ePoolSupply?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuthorized Pentair Reseller\u003c\/strong\u003e – Guaranteed \u003cstrong\u003eauthentic OEM parts\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast \u0026amp; Reliable Shipping\u003c\/strong\u003e – Get your heater running \u003cstrong\u003equickly\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpert Customer Support\u003c\/strong\u003e – Have questions? Our team of pool professionals is here to help.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eKeep your \u003cstrong\u003ePentair ETi 250 Heater\u003c\/strong\u003e running safely and efficiently with the \u003cstrong\u003e476365 Air Pressure Switch\u003c\/strong\u003e from \u003cstrong\u003eePoolSupply\u003c\/strong\u003e. Order now for \u003cstrong\u003efast shipping and trusted performance!\u003c\/strong\u003e\u003c\/p\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":41007404515413,"sku":"476365","price":149.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/www.epoolsupply.com\/products\/pentair-eti-250-heater-automatic-gas-shut-off-switch-ags-150-f-476365","provider":"ePoolSupply","version":"1.0","type":"link"}