{"title":"Pentair MasterTemp 125 Electrical System Replacement Parts","description":"\u003cp\u003eFind replacement parts for the Pentair MasterTemp 125 Electrical System with ease using our clickable parts schematic.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eClick on the Schematic Keys\u003c\/strong\u003e to view more information for each part.\u003c\/p\u003e","products":[{"product_id":"pentair-mastertemp-membrane-pad-kit","title":"Pentair MasterTemp Membrane Pad Kit","description":"Pentair \u003cspan data-mce-fragment=\"1\"\u003e472610Z \u003c\/span\u003e\u003cstrong\u003eMembrane Pad \/ Bezel \/ Display Board for NA \/ LP Mastertemp Pool Heaters \u003c\/strong\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":45441405059385,"sku":"472610Z","price":120.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/2320\/4665\/products\/pentair-mastertemp-membrane-pad-kit-472610z-310109.jpg?v=1689356060"},{"product_id":"pentair-42001-0053s-thermistor-for-max-e-therm-and-mastertemp","title":"Max-E-Therm Thermistor","description":"\u003cp\u003eThe Pentair 42001-0053S Thermistor is a critical component for Max-E-Therm and MasterTemp Heater Electrical Systems, ensuring optimal performance for your pool heating needs. Designed to provide accurate temperature readings, this thermistor is compatible with the Pentair MasterTemp 400, enhancing the efficiency and reliability of your pool's heating system. As an essential replacement part, the Pentair 42001-0053S, also known as the Max-E-Therm Thermistor, is a must-have for maintaining the longevity and performance of your heater. Ideal for pool owners seeking commercial-grade reliability and precision, this thermistor promises seamless integration and superior functionality.\u003c\/p\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":50221889323321,"sku":"42001-0053S","price":96.81,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/2320\/4665\/files\/pentair-42001-0053S-thermistor-for-max-e-therm-and-mastertemp.webp?v=1733340880"},{"product_id":"pentair-476223-max-e-therm-mastertemp-ignition-control-module","title":"MasterTemp\/Max-E-Therm Ignition Control Module","description":"\u003cp\u003eThe Pentair Max-E-Therm MasterTemp Ignition Control Module, part number 476223, is a high-quality replacement component for your pool heater's electrical system. Designed specifically for Max-E-Therm and MasterTemp models, this module ensures reliable and efficient performance. Pentair parts are built to the highest industry standards, guaranteeing durability and optimal functionality. Perfect for keeping your pool heating system in peak condition.\u003c\/p\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":50221915013433,"sku":"476223","price":363.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/2320\/4665\/files\/pentair-476223-max-e-therm-mastertemp-ignition-control-module.webp?v=1733341543"},{"product_id":"pentair-42002-0024s-stack-flue-sensor-for-mastertemp-and-max-e-therm","title":"MasterTemp Stack Flue Sensor","description":"\u003cp\u003eThe Pentair MasterTemp Stack Flue Sensor is an essential component for your Max-E-Therm and MasterTemp Heater Electrical Systems. This Pentair stack flue sensor ensures optimal heating performance while maintaining safety. Designed for easy installation, it serves as a reliable replacement part, safeguarding your heater from overheating. The stack flue sensor Pentair model 42002-0024S fits perfectly and delivers high efficiency for the MasterTemp 400 series. Upgrade with this Pentair stack flue sensor replacement to extend the lifespan of your pool's heating system.\u003c\/p\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":50221922386233,"sku":"42002-0024S","price":121.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/2320\/4665\/files\/pentair-42002-0024S-stack-flue-sensor-for-mastertemp-and-max-e-therm.webp?v=1733341880"},{"product_id":"pentair-77707-0054-mastertemp-igniter-and-gasket-kit","title":"MasterTemp Igniter\/Igniter Gasket Kit","description":"\u003cp\u003eThe Pentair Igniter with Gasket Kit, part number 77707-0054, is an essential component for maintaining your Max-E-Therm and MasterTemp Heater Electrical System. Designed to ensure reliable ignition, this kit is ideal for use in Pentair MasterTemp 400 heaters. Enhance your pool heating performance with this dependable igniter designed for commercial demand. Upgrade your heater and enjoy more efficient heating with the Pentair MasterTemp Igniter Kit.\u003c\/p\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":50221925368121,"sku":"77707-0054","price":100.43,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/2320\/4665\/files\/pentair-77707-0054-igniter-igniter-gasket-kit.webp?v=1733341966"},{"product_id":"pentair-42002-0035z-control-panel-cover-mastertemp-heaters","title":"Mastertemp Heater Display Cover","description":"\u003cp\u003eThe \u003cstrong\u003ePentair 42002-0035Z Control Panel Cover\u003c\/strong\u003e is a replacement part designed specifically for Pentair's MasterTemp pool and spa heaters. This durable, weather-resistant cover protects the heater's control panel from environmental factors such as debris, moisture, and UV exposure, ensuring the longevity and readability of the display.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Made from high-quality materials, the cover offers excellent resistance to outdoor elements, enhancing the lifespan of your heater's control panel.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy Installation:\u003c\/strong\u003e Designed for a snug fit, it allows for straightforward replacement without obstructing the functionality of the control panel.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Specifically engineered for Pentair MasterTemp heaters, ensuring seamless integration and optimal performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Specifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 42002-0035Z\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Durable, weather-resistant plastic\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e Approximately 4.55 inches (L) x 6.375 inches (W) x 2 inches (D)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eApplications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis control panel cover is essential for maintaining the functionality and appearance of your Pentair MasterTemp pool or spa heater. By protecting the control panel from external elements, it helps ensure accurate temperature control and prolongs the lifespan of the heater's electronic components.\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":50311631798585,"sku":"42002-0035Z","price":68.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/2320\/4665\/files\/pentair-42002-0035z-control-panel-cover.jpg-1.webp?v=1735686719"},{"product_id":"pentair-461105-heater-control-board-kit","title":"Pentair 461105 Heater Control Board Kit","description":"\u003cp\u003eThe Pentair 461105 is a control board kit designed for use with Pentair MasterTemp and Sta-Rite Max-E-Therm pool heaters. It includes a printed circuit board assembly (PCBA), a six-button membrane pad, and RS485 assembly to facilitate operation of the heating system. This kit is compatible with both natural gas and propane heater models.\u003c\/p\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":50859244716345,"sku":"461105","price":567.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/2320\/4665\/files\/pentair-461105-heater-control-board-kit.webp?v=1749742996"},{"product_id":"pentair-mastertemp-heater-top-42002-0034z","title":"Pentair MasterTemp Heater Top Replacement","description":"\u003cp\u003eThe Pentair 42002-0034Z is a molded heater top designed specifically for use with Pentair MasterTemp pool and spa heater burner systems. This replacement part helps protect the internal components of the heater and is suitable for maintaining optimal functionality in heating systems. It is available in various colors and is essential for ensuring proper exhaust and operation of the heater.\u003c\/p\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":50859259134265,"sku":"42002-0034Z","price":313.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/2320\/4665\/files\/pentair-42002-0034z-heater-lid-replacement-bottom-side.webp?v=1749743864"},{"product_id":"pentair-120-240v-selector-plug-kit","title":"Pentair 120\/240V Selector Plug Kit","description":"\u003cp\u003eThe Pentair 42001-0105S is a 120\/240-volt selector plug kit designed for use with Pentair MasterTemp and Sta-Rite Max-E-Therm pool and spa heaters. This replacement part is essential for the electrical systems of these heater models.\u003c\/p\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":51227607171385,"sku":"42001-0105S","price":65.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/2320\/4665\/files\/StaRite_Pentair_42001_0105S_XL.webp?v=1760026625"},{"product_id":"pentair-igniter-bracket-42001-0030s","title":"Pentair Igniter Bracket 42001-0030S","description":"\u003cp\u003eThe Pentair 42001-0030S is an igniter bracket replacement designed for use with Pentair Sta-Rite Max-E-Therm and MasterTemp pool and spa heaters. This OEM part fits models including the Max-E-Therm SR-200, SR-333, SR-400, and MasterTemp 125.\u003c\/p\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":51227607236921,"sku":"42001-0030S","price":70.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/2320\/4665\/files\/StaRite_Pentair_42001_0030S_XL.webp?v=1760026627"},{"product_id":"pentair-firemans-switch-fuse-32850-0099","title":"Pentair Fireman's Switch Fuse Replacement","description":"\u003cp\u003eThe Pentair 32850-0099 is a Fireman's switch fuse designed for use with Pentair Sta-Rite Max-E-Therm and MasterTemp pool and spa heaters. This replacement part is essential for the electrical systems of these heater models. It is rated at 1.25 amps and fits specific terminal board configurations.\u003c\/p\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":51227607269689,"sku":"32850-0099","price":18.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/2320\/4665\/files\/StaRite_Pentair_32850_0099_XL.webp?v=1760026630"},{"product_id":"sta-rite-max-e-therm-switch-membrane-42002-0029z","title":"Sta-Rite Max-E-Therm Switch Membrane 42002-0029Z","description":"\u003cp\u003eThe Sta-Rite 42002-0029Z is a switch membrane designed specifically for the Pentair Sta-Rite Max-E-Therm pool and spa heater electrical systems. It consists of a flexible panel embedded with printed control buttons such as 'Pool On,' 'Spa On,' and 'Temp Up\/Down.' This replacement part is compatible with Max-E-Therm heater models, as well as Pentair part number 472610Z.\u003c\/p\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":51951832891705,"sku":"42002-0029Z","price":136.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/2320\/4665\/files\/Sta_Rite_42002-0029Z_XL.webp?v=1771427444"},{"product_id":"sta-rite-42001-0066s-igniter-gasket","title":"Sta-Rite 42001-0066S Igniter Gasket","description":"\u003cp\u003eThe Pentair 42001-0066S is an igniter gasket designed for the electrical system of pool heaters. Made to fit Sta-Rite Max-E-Therm and MasterTemp heater models, it serves as a sealing component that aids in the proper function of these systems. This gasket is compatible with specific heater models including SR-200, SR-333, and SR-400.\u003c\/p\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":51951834104121,"sku":"42001-0066S","price":80.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/2320\/4665\/files\/Sta_Rite_42001-0066S_XL.webp?v=1771427446"},{"product_id":"pentair-461107-wire-harness-kit","title":"Pentair MasterTemp and Max-E-Therm Wire Harness Kit","description":"\u003cp\u003eReplacement wire harness and transformer kit for Pentair MasterTemp (all models, including MasterTemp 125) and Sta-Rite Max-E-Therm heaters. It renews the heater's internal power and control wiring to resolve damaged harnesses and intermittent control issues. The OEM assembly supersedes 42001-0104S and comes pre-terminated for a direct install at the control board.\u003c\/p\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":52045787234617,"sku":"461107","price":348.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/2320\/4665\/files\/Pentair_461107_XL.webp?v=1774283346"},{"product_id":"pentair-42001-0061s-air-flow-switch","title":"Pentair MasterTemp and Max-E-Therm Air Flow Switch","description":"\u003cp\u003eReplaces the air flow switch on MasterTemp and Max-E-Therm heaters - Sta-Rite 42001-0061S. It proves blower airflow before ignition so the heater only fires when there's proper combustion air. This OEM switch fits SR-200, SR-333, SR-400 and MasterTemp 200\/300\/400 models, and supersedes part 42001-0059S.\u003c\/p\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":52046145454393,"sku":"42001-0061S","price":146.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/2320\/4665\/files\/Sta_Rite_42001-0061S_XL.webp?v=1774290156"},{"product_id":"pentair-42001-0056s-terminal-board","title":"Pentair MasterTemp \u0026 Max-E-Therm Terminal Board","description":"\u003cp\u003eReplacement terminal board for Sta-Rite Max-E-Therm SR200, SR333, SR400 and Pentair MasterTemp heaters. It handles power distribution and provides the field-wiring termination point within the heater's electrical system. This is a genuine OEM Pentair\/Sta-Rite part, also referenced as 604348.\u003c\/p\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":52046145585465,"sku":"42001-0056S","price":71.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/2320\/4665\/files\/Sta_Rite_42001-0056S_XL.webp?v=1774290162"},{"product_id":"pentair-461106-mastertemp-max-e-therm-six-button-keypad","title":"MasterTemp\/Max-E-Therm Six-Button Keypad","description":"\u003cp\u003eThe 461106 is a six-button membrane keypad for Pentair MasterTemp, ETi 250, and Sta-Rite Max-E-Therm pool heaters. It plugs into the existing control board as a direct connector-level swap.\u003c\/p\u003e\u003cp class=\"ez-section-heading\"\u003eKey Features\u003c\/p\u003e\u003cul class=\"ez-highlight-list\"\u003e\n\u003cli\u003e6-button layout\u003c\/li\u003e\n\u003cli\u003eMembrane-only, connector-level swap\u003c\/li\u003e\n\u003cli\u003eNo DIP-switch or rotary reconfiguration needed\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp class=\"ez-section-heading\"\u003eCompatibility\u003c\/p\u003e\u003cul class=\"ez-highlight-list\"\u003e\n\u003cli\u003ePentair MasterTemp heaters made after 5\/6\/2021\u003c\/li\u003e\n\u003cli\u003ePentair ETi 250 heaters\u003c\/li\u003e\n\u003cli\u003eSta-Rite Max-E-Therm heaters made after 5\/6\/2021\u003c\/li\u003e\n\u003cli\u003eDoes not fit MasterTemp or Max-E-Therm heaters made before 5\/6\/2021, which use the older 472610Z pad\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp class=\"ez-tip\"\u003eThe heater's rating plate shows its manufacture date, which determines whether this keypad or the older 472610Z pad is the right fit.\u003c\/p\u003e\u003cp class=\"ez-warning\"\u003eThis keypad only works on MasterTemp and Max-E-Therm heaters built after 5\/6\/2021; earlier units use the 472610Z membrane pad and this part will not fit or function on them.\u003c\/p\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":67620488118585,"sku":"461106","price":146.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/2320\/4665\/files\/Pentair_MasterTemp_Max_E_Therm_Membrane_Keypad_Main.webp?v=1791426457"},{"product_id":"pentair-474368z-mastertemp-140f-gas-shutoff-switch","title":"MasterTemp 140F Gas Shutoff Switch","description":"\u003cp\u003eThe 474368Z is Pentair's 140\\u00b0F automatic gas shutoff switch (AGS), used in the electrical system of MasterTemp 125 heaters to cut gas flow if the heater exceeds the rated temperature threshold.\u003c\/p\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":67620496179513,"sku":"474368Z","price":45.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/2320\/4665\/files\/Pentair_Automatic_Gas_Shutoff_Switch_AGS_140F_Main.webp?v=1791426479"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/2320\/4665\/collections\/pentair-mastertemp-125-electrical-system-parts-diagram.jpg?v=1791426655","url":"https:\/\/www.ezpools.com\/collections\/pentair-mastertemp-125-electrical-system-replacement-parts.oembed","provider":"EZ Pools","version":"1.0","type":"link"}