{"product_id":"flame-sensor-replacement-for-eti®-400-eti®-250-ultratemp-eti®-heaters-462023z-1","title":"Pentair Flame Sensor Replacement for ETi 400\/ETi 250\/UltraTemp ETi Heaters 462023Z","description":"\u003ch2\u003ePentair Flame Sensor for ETi 250, ETi 400 \u0026amp; UltraTemp ETi Heaters | 462023Z\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003ePentair 462023Z Flame Sensor\u003c\/strong\u003e is a genuine OEM replacement component designed for select Pentair ETi 250, ETi 400, and UltraTemp ETi hybrid pool and spa heaters. This flame sensor plays an essential role in the heater's ignition safety system by detecting the presence of a burner flame during operation.\u003c\/p\u003e\n\n\u003cp\u003eA properly functioning flame sensor allows the heater's ignition control system to verify that combustion has been established. If the flame cannot be detected, the control system can shut down the gas supply to help prevent unsafe operating conditions. Replacing a worn, damaged, or malfunctioning flame sensor can help restore reliable heater performance when the sensor has been identified as the cause of an ignition problem.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Pentair OEM Part:\u003c\/strong\u003e Manufactured for compatibility with specified Pentair heating equipment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReliable Flame Detection:\u003c\/strong\u003e Monitors burner flame presence as part of the heater's ignition safety system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIgnition System Protection:\u003c\/strong\u003e Helps the control module determine whether proper burner ignition has occurred.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Replacement:\u003c\/strong\u003e Designed to replace the original flame sensor in compatible Pentair heaters.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Engineered for operation in the high-temperature environment of a gas-fired pool heater.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple Heater Applications:\u003c\/strong\u003e Compatible with select Pentair ETi and UltraTemp ETi heating systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eProduct Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Pentair\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number:\u003c\/strong\u003e 462023Z\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePool360 Product Number:\u003c\/strong\u003e PUR-151-0316\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Flame Sensor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Pool and Spa Gas Heaters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Heater Series:\u003c\/strong\u003e ETi 250, ETi 400, UltraTemp ETi\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 788379878214\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 1 Flame Sensor\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCompatible Pentair Heaters\u003c\/h3\u003e\n\u003cp\u003eThe Pentair 462023Z flame sensor is listed for use with the following heater families:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePentair ETi 250 High-Efficiency Pool and Spa Heaters\u003c\/li\u003e\n\u003cli\u003ePentair ETi 400 High-Efficiency Pool and Spa Heaters\u003c\/li\u003e\n\u003cli\u003ePentair UltraTemp ETi Hybrid Pool Heaters\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eAlways verify the exact heater model, manufacturing revision, and original component part number before ordering.\u003c\/p\u003e\n\n\u003ch3\u003eCommon Symptoms of Flame Sensor Problems\u003c\/h3\u003e\n\u003cp\u003eA malfunctioning or contaminated flame sensor may contribute to heater ignition issues, including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe heater ignites but shuts off shortly afterward.\u003c\/li\u003e\n\u003cli\u003eRepeated ignition attempts without sustained burner operation.\u003c\/li\u003e\n\u003cli\u003eFlame detection or ignition-related fault messages.\u003c\/li\u003e\n\u003cli\u003eIntermittent heater operation.\u003c\/li\u003e\n\u003cli\u003eHeater shutdown caused by failure to verify burner flame.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThese symptoms may also be caused by other ignition system components, electrical connections, gas supply issues, or control system faults. Proper diagnosis should be performed before replacing the flame sensor.\u003c\/p\u003e\n\n\u003ch3\u003eInstallation and Service\u003c\/h3\u003e\n\u003cp\u003eThe Pentair 462023Z flame sensor is an electrical safety component used within the heater's combustion system. Installation and testing should be performed by a qualified pool heater service professional in accordance with Pentair's service instructions.\u003c\/p\u003e\n\n\u003cp\u003eBefore servicing, electrical power and the gas supply must be shut off according to the manufacturer's procedures. After replacement, the heater's ignition sequence and flame detection operation should be tested to confirm safe functionality.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Pentair Heater Parts and Diagrams\u003c\/h3\u003e\n\u003cp\u003eFind additional genuine Pentair replacement components and identify the correct parts for your heater using Aqua Pool Supply's interactive equipment diagrams:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/aquapoolsupply.com\/collections\/parts-list-pentair-eti-400-heater\"\u003ePentair ETi 400 Heater Replacement Parts Diagram\u003c\/a\u003e – Locate ignition components, burner parts, sensors, and other replacement parts.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/aquapoolsupply.com\/collections\/parts-list-pentair-eti-250-heater\"\u003ePentair ETi 250 Heater Replacement Parts Diagram\u003c\/a\u003e – Browse compatible replacement components for the ETi 250 heater.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/aquapoolsupply.com\/collections\/parts-list-pentair-ultratemp-eti-hybrid-heater\"\u003ePentair UltraTemp ETi Hybrid Heater Parts Diagram\u003c\/a\u003e – Identify compatible components for the UltraTemp ETi hybrid heating system.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRestore Reliable Heater Ignition\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003ePentair 462023Z Flame Sensor\u003c\/strong\u003e provides a genuine replacement solution for compatible ETi and UltraTemp ETi heaters. Designed to support proper flame detection and safe heater operation, this OEM component helps maintain dependable pool and spa heating performance when replacing a confirmed faulty sensor.\u003c\/p\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":52823554228540,"sku":"462023Z","price":48.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/3280\/9276\/files\/CeramicIgniterAssemblywithAccessories.png?v=1794428724","url":"https:\/\/aquapoolsupply.com\/products\/flame-sensor-replacement-for-eti%c2%ae-400-eti%c2%ae-250-ultratemp-eti%c2%ae-heaters-462023z-1","provider":"Aqua Pool Supply","version":"1.0","type":"link"}