{"product_id":"pentair_77707-0010","title":"Pentair Thermal Regulator Kit | MasterTemp \u0026 Max-E-Therm Pool \u0026 Spa Heaters | 77707-0010","description":"\u003cp\u003eThe Pentair Thermal Regulator Kit (77707-0010) is the OEM replacement thermal regulator assembly for Pentair MasterTemp and Pentair (formerly Sta-Rite) Max-E-Therm pool and spa heaters.\u003c\/p\u003e\n\n\u003cp style=\"background-color: #fff3cd; border: 2px solid #FFEAA7; padding: 15px; border-radius: 5px; margin: 15px 0; color: #856404;\"\u003e\n\u003cstrong\u003e⚠️ IMPORTANT: HEATER COMPONENT — LICENSED TECHNICIAN REQUIRED\u003c\/strong\u003e\u003cbr\u003e\nGas and electrical heater components must be serviced by a licensed pool professional or qualified HVAC technician. Do not attempt to service gas or high-voltage components without proper certification.\n\u003c\/p\u003e\n\n\u003cp\u003eThe thermal regulator monitors and responds to water temperature within the heater's heat exchanger circuit. When this component fails, the heater may short-cycle, fail to reach set temperature, or shut down on high-limit fault — replacing it with the correct OEM kit restores accurate thermal sensing and proper heater operation. Confirm part number 77707-0010 against your existing component or your heater's service manual before ordering.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin: 20px 0; border: 1px solid #ccc;\"\u003e\n\u003ctr style=\"background-color: #f8f9fa;\"\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\u003cstrong\u003ePentair Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e77707-0010\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePro Tip\u003c\/h3\u003e\n\u003cp\u003eLocate the part number on your existing thermal regulator or in your heater's parts diagram before ordering — both the MasterTemp and Max-E-Therm lines have been produced in multiple revisions, and confirming 77707-0010 against your unit's service manual ensures you receive the correct replacement. Have your heater's model and serial number on hand when consulting your technician or the Pentair parts documentation.\u003c\/p\u003e\u003c!-- wft:processed:manual:2026-03-30 --\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":53912382767379,"sku":"77707-0010","price":107.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0920\/0687\/5411\/files\/pentair-thermal-regulator-kit-77707-0010-2.webp?v=1774533246","url":"https:\/\/poolaroo.com\/products\/pentair_77707-0010","provider":"Poolaroo","version":"1.0","type":"link"}