{"product_id":"no-fault-spa-heater-6kw-73790-for-hot-spring-26-c3160-1s-c3160-1s-240v-120v","title":"No-Fault Spa Heater 6KW 73790 For Hot Spring 26-C3160-1S C3160-1S 240V\/120V","description":"\u003cstrong\u003eThis No-Fault Spa Heater 6KW 73790 is a replacement heater assembly compatible with Hot Spring, Tiger River, and Limelight spas and matches OEM Part# 73790, 26-C3160-1S, and C3160-1S.\u003c\/strong\u003e\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eThis No-Fault Spa Heater 6KW 73790 provides reliable water heating for Watkins wellness hot tubs manufactured from 1995 to the present. The No-Fault Spa Heater 6KW 73790 utilizes a double-pass design to efficiently heat water in two stages, ensuring a consistent and comfortable soaking temperature. Engineered for versatility, this No-Fault Spa Heater 6KW 73790 serves as the primary factory-approved replacement for several discontinued heater styles.\u003c\/p\u003e\u003ch3\u003eKey Features \u0026amp; Performance\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eTitanium heating element provides superior resistance to corrosion and chemical damage\u003c\/li\u003e\n\u003cli\u003eDouble-pass internal design maximizes heat transfer efficiency for faster warming\u003c\/li\u003e\n\u003cli\u003ePDR (Power Down Auto Re-Set) mechanism protects the system from overheating\u003c\/li\u003e\n\u003cli\u003eVersatile electrical configuration supports both 120V and 240V installations\u003c\/li\u003e\n\u003cli\u003eThreaded sensor ports allow for easy integration of existing thermistors\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eHot Spring Highlife and Limelight Series (1995-Current)\u003c\/li\u003e\n\u003cli\u003eTiger River Spas (1995-2010)\u003c\/li\u003e\n\u003cli\u003eWatkins No-Fault 1500, 5500, and 6000 series heaters\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCommon Uses\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eReplacing malfunctioning or scaled heating assemblies in residential hot tubs\u003c\/li\u003e\n\u003cli\u003eRestoring heating functionality to 115V and 230V Watkins spa models\u003c\/li\u003e\n\u003cli\u003eMaintaining optimal water temperature in Hot Spring and Tiger River spas\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number(s):\u003c\/strong\u003e 73790, 26-C3160-1S, C3160-1S, C3564-1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWattage:\u003c\/strong\u003e 6.0 kW at 240V \/ 1.5 kW at 120V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Titanium\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlumbing Connection:\u003c\/strong\u003e 3\/4 inch Barbed Inlet\/Outlet\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Does this heater include the temperature and hi-limit sensors?\u003cstrong\u003e A:\u003c\/strong\u003e While this assembly has ports for sensors, the thermistors are typically sold separately or moved from the old unit.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Can this 6kW heater be used in a spa wired for 120V?\u003cstrong\u003e A:\u003c\/strong\u003e Yes, it is dual-voltage and will operate at a reduced 1.5kW output when connected to a 120V power source.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eProduct appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.\u003c\/em\u003e\u003c\/p\u003e","brand":"DURAFORCE","offers":[{"title":"Default Title","offer_id":52997252514065,"sku":"ZZ2L00206","price":314.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0250\/2446\/2929\/files\/177736322858-0.jpg?v=1767722334","url":"https:\/\/www.duraforce.com\/products\/no-fault-spa-heater-6kw-73790-for-hot-spring-26-c3160-1s-c3160-1s-240v-120v","provider":"DURAFORCE","version":"1.0","type":"link"}