{"product_id":"sta-rite-max-e-therm-hi-limit-switch-42001-0063s","title":"Sta-Rite Max-E-THERM Hi-Limit Switch | 42001-0063S","description":"\u003cdiv style=\"max-width: 100%; color: #1f2937; line-height: 1.7;\" class=\"ups-product-desc\"\u003e\n\u003c!-- HERO --\u003e\n\u003cdiv style=\"background: linear-gradient(135deg,#0f4c81 0%,#1273b8 100%); color: #ffffff; border-radius: 18px; padding: 24px 20px; margin: 0 0 24px 0;\"\u003e\n\u003cdiv style=\"font-size: 13px; text-transform: uppercase; opacity: 0.9; margin-bottom: 8px;\"\u003ePool Heater Replacement Part\u003c\/div\u003e\n\u003ch2 style=\"margin: 0 0 10px 0; font-size: 30px; color: #ffffff;\"\u003eSta-Rite Max-E-THERM Hi-Limit Switch\u003c\/h2\u003e\n\u003cp style=\"margin: 0; font-size: 16px; color: #ffffff;\"\u003eGenuine Pentair replacement high-limit safety switch for Sta-Rite Max-E-Therm and Pentair MasterTemp pool heaters.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- INTRO --\u003e\n\u003cdiv style=\"margin-bottom: 28px;\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eSta-Rite Max-E-THERM Hi-Limit Switch 42001-0063S\u003c\/strong\u003e is a genuine Pentair replacement safety component designed for compatible \u003cstrong\u003eSta-Rite Max-E-Therm®\u003c\/strong\u003e and \u003cstrong\u003ePentair MasterTemp®\u003c\/strong\u003e pool and spa heaters.\u003c\/p\u003e\n\u003cp\u003eThis high-limit switch monitors heater outlet water temperature and automatically opens the safety circuit if unsafe temperatures are detected, helping protect the heat exchanger and internal heater components from overheating damage. Compatible heater systems commonly display an \u003cstrong\u003eHLS error code\u003c\/strong\u003e when this switch fails or activates. :contentReference[oaicite:0]{index=0}\u003c\/p\u003e\n\u003cp\u003eDesigned as a direct OEM replacement part, the 42001-0063S switch is commonly used in Max-E-Therm SR200, SR333, SR400, and compatible Pentair MasterTemp heater systems. :contentReference[oaicite:1]{index=1}\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- MAIN FEATURES --\u003e\n\u003cdiv style=\"margin-bottom: 28px;\"\u003e\n\u003ch3 style=\"font-size: 24px;\"\u003eMain Features\u003c\/h3\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit,minmax(240px,1fr)); gap: 12px;\"\u003e\n\u003cdiv style=\"background: #f8fbff; border: 1px solid #dbeafe; border-radius: 14px; padding: 16px;\"\u003e\n\u003cstrong\u003eOEM Pentair Replacement Part\u003c\/strong\u003e\u003cbr\u003eGenuine replacement hi-limit switch designed for Pentair and Sta-Rite heater systems.\u003c\/div\u003e\n\u003cdiv style=\"background: #f8fbff; border: 1px solid #dbeafe; border-radius: 14px; padding: 16px;\"\u003e\n\u003cstrong\u003eCritical Heater Safety Protection\u003c\/strong\u003e\u003cbr\u003eDetects excessive outlet water temperatures and interrupts heater operation to prevent overheating.\u003c\/div\u003e\n\u003cdiv style=\"background: #f8fbff; border: 1px solid #dbeafe; border-radius: 14px; padding: 16px;\"\u003e\n\u003cstrong\u003eCompatible with Max-E-Therm \u0026amp; MasterTemp\u003c\/strong\u003e\u003cbr\u003eFits compatible Sta-Rite Max-E-Therm and Pentair MasterTemp pool heaters.\u003c\/div\u003e\n\u003cdiv style=\"background: #f8fbff; border: 1px solid #dbeafe; border-radius: 14px; padding: 16px;\"\u003e\n\u003cstrong\u003e135°F Temperature Rating\u003c\/strong\u003e\u003cbr\u003eFactory-specification high-limit safety threshold.\u003c\/div\u003e\n\u003cdiv style=\"background: #f8fbff; border: 1px solid #dbeafe; border-radius: 14px; padding: 16px;\"\u003e\n\u003cstrong\u003eDirect Replacement Installation\u003c\/strong\u003e\u003cbr\u003eDesigned for straightforward replacement using existing heater wiring connections.\u003c\/div\u003e\n\u003cdiv style=\"background: #f8fbff; border: 1px solid #dbeafe; border-radius: 14px; padding: 16px;\"\u003e\n\u003cstrong\u003eProfessional Service Component\u003c\/strong\u003e\u003cbr\u003eCommon repair part used during heater diagnostics and HLS error troubleshooting.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- SPECIFICATIONS --\u003e\n\u003cdiv style=\"margin-bottom: 28px;\"\u003e\n\u003ch3 style=\"font-size: 24px;\"\u003eSpecifications\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; border: 1px solid #e5e7eb; border-radius: 14px;\"\u003e\n\u003ctable style=\"width: 100%; min-width: 520px; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border-bottom: 1px solid #e5e7eb;\"\u003e\u003cstrong\u003ePart Number \/ SKU\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border-bottom: 1px solid #e5e7eb;\"\u003e42001-0063S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border-bottom: 1px solid #e5e7eb;\"\u003e\u003cstrong\u003eAlternate Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border-bottom: 1px solid #e5e7eb;\"\u003eSTA-151-6255\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border-bottom: 1px solid #e5e7eb;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border-bottom: 1px solid #e5e7eb;\"\u003ePentair \/ Sta-Rite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border-bottom: 1px solid #e5e7eb;\"\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border-bottom: 1px solid #e5e7eb;\"\u003eHigh-Limit Safety Switch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border-bottom: 1px solid #e5e7eb;\"\u003e\u003cstrong\u003eTemperature Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border-bottom: 1px solid #e5e7eb;\"\u003e135°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n  \u003ctd style=\"padding:12px; border-bottom:1px solid #e5e7eb;\"\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e\u003c\/td\u003e\n  \u003ctd style=\"padding:12px; border-bottom:1px solid #e5e7eb;\"\u003e\n    \n    \u003cstrong\u003ePentair MasterTemp Heaters:\u003c\/strong\u003e\u003cbr\u003e\n    460792, 460793, 460730, 460731, 460732, 460733, 460734, 460735, 460736, 460737, 460805, 460806\n    \u003cbr\u003e\u003cbr\u003e\n\n    \u003cstrong\u003ePentair MasterTemp 125 A\/G Heaters:\u003c\/strong\u003e\u003cbr\u003e\n    461058, 461059, 461060, 461061\n    \u003cbr\u003e\u003cbr\u003e\n\n    \u003cstrong\u003eSta-Rite Max-E-Therm Heaters:\u003c\/strong\u003e\u003cbr\u003e\n    SR200NA, SR200HD, SR200LP, SR333NA, SR333HD, SR333LP, SR400NA, SR400HD, SR400LP\n    \u003cbr\u003e\u003cbr\u003e\n\n    \u003cstrong\u003ePentair ETi Heaters:\u003c\/strong\u003e\u003cbr\u003e\n    461112, 461113\n\n  \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctd style=\"padding: 12px; border-bottom: 1px solid #e5e7eb;\"\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border-bottom: 1px solid #e5e7eb;\"\u003ePool \u0026amp; Spa Heater Safety Control\u003c\/td\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border-bottom: 1px solid #e5e7eb;\"\u003e\u003cstrong\u003eConnection Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border-bottom: 1px solid #e5e7eb;\"\u003eSpade Terminal Connections\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border-bottom: 1px solid #e5e7eb;\"\u003e\u003cstrong\u003eThread Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border-bottom: 1px solid #e5e7eb;\"\u003e1\/4\" NPT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border-bottom: 1px solid #e5e7eb;\"\u003e\u003cstrong\u003eUPC\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border-bottom: 1px solid #e5e7eb;\"\u003e022315209831\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border-bottom: 1px solid #e5e7eb;\"\u003e\u003cstrong\u003eFinal Sale\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border-bottom: 1px solid #e5e7eb;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 12px;\"\u003eManufacturer Warranty Against Defects Only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- FAQ --\u003e\n\u003cdiv style=\"margin-bottom: 28px;\"\u003e\n\u003ch3 style=\"font-size: 24px;\"\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdiv style=\"border: 1px solid #e5e7eb; border-radius: 14px; overflow: hidden;\"\u003e\n\u003cdiv style=\"padding: 16px; border-bottom: 1px solid #e5e7eb;\"\u003e\n\u003cstrong\u003eWhat does the 42001-0063S hi-limit switch do?\u003c\/strong\u003e\u003cbr\u003eThis switch monitors heater outlet temperature and shuts the heater down if unsafe temperatures are detected to help prevent overheating damage. \u003c\/div\u003e\n\u003cdiv style=\"padding: 16px; border-bottom: 1px solid #e5e7eb;\"\u003e\n\u003cstrong\u003eWhat heaters is this switch compatible with?\u003c\/strong\u003e\u003cbr\u003eCompatible models include Sta-Rite Max-E-Therm SR200, SR333, SR400, and compatible Pentair MasterTemp pool heaters. \u003c\/div\u003e\n\u003cdiv style=\"padding: 16px; border-bottom: 1px solid #e5e7eb;\"\u003e\n\u003cstrong\u003eWhat does an HLS error code mean?\u003c\/strong\u003e\u003cbr\u003eAn HLS code typically indicates the heater has detected a high-limit switch fault or overheating condition requiring diagnosis or replacement. \u003c\/div\u003e\n\u003cdiv style=\"padding: 16px; border-bottom: 1px solid #e5e7eb;\"\u003e\n\u003cstrong\u003eCan the hi-limit switch be reset?\u003c\/strong\u003e\u003cbr\u003eNo. This switch is a replacement component and must be replaced if it fails. \u003c\/div\u003e\n\u003cdiv style=\"padding: 16px;\"\u003e\n\u003cstrong\u003eIs this product returnable?\u003c\/strong\u003e\u003cbr\u003eNo. Due to the nature of electrical heater components, this product is final sale.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- FINAL SALE --\u003e\n\u003cdiv style=\"background: #fef2f2; border: 1px solid #fecaca; border-radius: 14px; padding: 16px; margin-bottom: 28px;\"\u003e\n\u003ch3 style=\"margin: 0 0 8px 0; font-size: 22px; color: #b91c1c;\"\u003eFinal Sale Item\u003c\/h3\u003e\n\u003cp style=\"margin: 0; font-size: 15px;\"\u003eThis electrical and heater replacement component is a \u003cstrong\u003efinal sale item\u003c\/strong\u003e. Please verify compatibility before ordering.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":47129363021993,"sku":"42001-0063S","price":92.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/2647\/4409\/files\/42001-0063S.webp?v=1779983418","url":"https:\/\/ultimatepools.ca\/products\/sta-rite-max-e-therm-hi-limit-switch-42001-0063s","provider":"ultimatepools.ca","version":"1.0","type":"link"}