{"product_id":"6500-402-heater","title":"Sundance Jacuzzi 6500-402 5.5kW Heater Assembly","description":"\u003ch2 data-section-id=\"6vlpov\" data-start=\"132\" data-end=\"182\"\u003eSundance Jacuzzi 6500-402 5.5kW Heater Assembly\u003c\/h2\u003e\n\u003cp data-start=\"184\" data-end=\"527\"\u003eThe Sundance Jacuzzi 6500-402 Heater Assembly is a genuine OEM 5.5kW replacement heater designed for select \u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eSundance Spas\u003c\/span\u003e\u003c\/span\u003e and \u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eJacuzzi\u003c\/span\u003e\u003c\/span\u003e hot tubs and spas. Built with a durable stainless steel heater tube, this assembly is engineered for reliable heating performance and long-term durability.\u003c\/p\u003e\n\u003cp data-start=\"529\" data-end=\"614\"\u003eThis is a direct OEM replacement part — not a generic or inferior aftermarket heater.\u003c\/p\u003e\n\u003cp data-start=\"616\" data-end=\"778\"\u003eThe 6500-402 heater assembly is commonly used on Sundance 680 and 780 Series spas as well as select Jacuzzi J-300 Series hot tubs equipped with circulation pumps.\u003c\/p\u003e\n\u003ch3 data-section-id=\"565xk3\" data-start=\"780\" data-end=\"803\"\u003eFeatures \u0026amp; Benefits\u003c\/h3\u003e\n\u003cul data-start=\"804\" data-end=\"1123\"\u003e\n\u003cli data-section-id=\"1iqw8sy\" data-start=\"804\" data-end=\"855\"\u003eGenuine OEM Sundance \u0026amp; Jacuzzi replacement heater\u003c\/li\u003e\n\u003cli data-section-id=\"zgsl8r\" data-start=\"856\" data-end=\"879\"\u003e5.5kW heater assembly\u003c\/li\u003e\n\u003cli data-section-id=\"1ohaqrj\" data-start=\"880\" data-end=\"922\"\u003eStainless steel heater tube construction\u003c\/li\u003e\n\u003cli data-section-id=\"55nwpk\" data-start=\"923\" data-end=\"966\"\u003eDesigned for reliable heating performance\u003c\/li\u003e\n\u003cli data-section-id=\"1igqmps\" data-start=\"967\" data-end=\"1011\"\u003eUsed on select Sundance and Jacuzzi models\u003c\/li\u003e\n\u003cli data-section-id=\"1sgqs7x\" data-start=\"1012\" data-end=\"1054\"\u003eCompatible with circulation pump systems\u003c\/li\u003e\n\u003cli data-section-id=\"1y5k9o8\" data-start=\"1055\" data-end=\"1088\"\u003eDirect factory replacement part\u003c\/li\u003e\n\u003cli data-section-id=\"v4bqv6\" data-start=\"1089\" data-end=\"1123\"\u003eNot a generic aftermarket heater\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1x5ej4z\" data-start=\"1125\" data-end=\"1144\"\u003eImportant Notes\u003c\/h3\u003e\n\u003cul data-start=\"1145\" data-end=\"1385\"\u003e\n\u003cli data-section-id=\"g7k28q\" data-start=\"1145\" data-end=\"1208\"\u003eHigh limit disc 6000-093 is located inside the heater housing\u003c\/li\u003e\n\u003cli data-section-id=\"1hb8q55\" data-start=\"1209\" data-end=\"1242\"\u003eHigh limit disc is NOT included\u003c\/li\u003e\n\u003cli data-section-id=\"mzlya4\" data-start=\"1243\" data-end=\"1347\"\u003eHeater barb adapter 6540-034 was removed from many 780\/680 circulation pump models after November 2010\u003c\/li\u003e\n\u003cli data-section-id=\"1xpc5se\" data-start=\"1348\" data-end=\"1385\"\u003ePlug replacement part:\n\u003cul data-start=\"1375\" data-end=\"1385\"\u003e\n\u003cli data-section-id=\"1hi19n8\" data-start=\"1375\" data-end=\"1385\"\u003e6000-124\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"vvruz7\" data-start=\"1387\" data-end=\"1406\"\u003eCross Reference\u003c\/h3\u003e\n\u003cul data-start=\"1407\" data-end=\"1457\"\u003e\n\u003cli data-section-id=\"19948hl\" data-start=\"1407\" data-end=\"1430\"\u003eLaing Infinity 6698.1\u003c\/li\u003e\n\u003cli data-section-id=\"1bv5vxo\" data-start=\"1431\" data-end=\"1457\"\u003eTherm Products C-3229-2A\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1yl5694\" data-start=\"1459\" data-end=\"1477\"\u003eSpecifications\u003c\/h3\u003e\n\u003cul data-start=\"1478\" data-end=\"1759\"\u003e\n\u003cli data-section-id=\"7cfeh2\" data-start=\"1478\" data-end=\"1510\"\u003eBrand: Sundance Spas \/ Jacuzzi\u003c\/li\u003e\n\u003cli data-section-id=\"1ord49q\" data-start=\"1511\" data-end=\"1534\"\u003ePart Number: 6500-402\u003c\/li\u003e\n\u003cli data-section-id=\"523uuo\" data-start=\"1535\" data-end=\"1566\"\u003eProduct Type: Heater Assembly\u003c\/li\u003e\n\u003cli data-section-id=\"1fszd0q\" data-start=\"1567\" data-end=\"1587\"\u003eHeater Size: 5.5kW\u003c\/li\u003e\n\u003cli data-section-id=\"1mv2dn7\" data-start=\"1588\" data-end=\"1627\"\u003eHeater Tube Material: Stainless Steel\u003c\/li\u003e\n\u003cli data-section-id=\"1tgd1z9\" data-start=\"1628\" data-end=\"1649\"\u003eLongest Length: 23\"\u003c\/li\u003e\n\u003cli data-section-id=\"me6z0j\" data-start=\"1650\" data-end=\"1672\"\u003eWidest Width: 10.75\"\u003c\/li\u003e\n\u003cli data-section-id=\"1c7j03c\" data-start=\"1673\" data-end=\"1700\"\u003eControl Box Size: 6\" x 3\"\u003c\/li\u003e\n\u003cli data-section-id=\"ja2orq\" data-start=\"1701\" data-end=\"1720\"\u003eWire Length: 8.5\"\u003c\/li\u003e\n\u003cli data-section-id=\"d2xo8r\" data-start=\"1721\" data-end=\"1759\"\u003ePipe Connection: 3\/4\" Inner Diameter\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"4jw4ux\" data-start=\"1761\" data-end=\"1791\"\u003eCompatible Sundance Models\u003c\/h3\u003e\n\u003ch4 data-start=\"1792\" data-end=\"1807\"\u003e680 Series\u003c\/h4\u003e\n\u003cul data-start=\"1808\" data-end=\"1896\"\u003e\n\u003cli data-section-id=\"topjp\" data-start=\"1808\" data-end=\"1826\"\u003e2008+ Burlington\u003c\/li\u003e\n\u003cli data-section-id=\"bprgop\" data-start=\"1827\" data-end=\"1843\"\u003e2008+ Hartford\u003c\/li\u003e\n\u003cli data-section-id=\"krt73x\" data-start=\"1844\" data-end=\"1861\"\u003e2008+ Hawthorne\u003c\/li\u003e\n\u003cli data-section-id=\"16f856e\" data-start=\"1862\" data-end=\"1878\"\u003e2007+ Hartford\u003c\/li\u003e\n\u003cli data-section-id=\"1owtbbm\" data-start=\"1879\" data-end=\"1896\"\u003e2007+ Hawthorne\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1898\" data-end=\"1935\"\u003e(All equipped with circulation pumps)\u003c\/p\u003e\n\u003ch4 data-start=\"1937\" data-end=\"1952\"\u003e780 Series\u003c\/h4\u003e\n\u003cul data-start=\"1953\" data-end=\"2014\"\u003e\n\u003cli data-section-id=\"o7puk2\" data-start=\"1953\" data-end=\"1969\"\u003e2007+ Hamilton\u003c\/li\u003e\n\u003cli data-section-id=\"d2zh87\" data-start=\"1970\" data-end=\"1985\"\u003e2007+ Chelsee\u003c\/li\u003e\n\u003cli data-section-id=\"noycn\" data-start=\"1986\" data-end=\"1999\"\u003e2007+ Certa\u003c\/li\u003e\n\u003cli data-section-id=\"lsh0cm\" data-start=\"2000\" data-end=\"2014\"\u003e2007+ Camden\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4 data-start=\"2016\" data-end=\"2042\"\u003eOther Sundance Models\u003c\/h4\u003e\n\u003cul data-start=\"2043\" data-end=\"2099\"\u003e\n\u003cli data-section-id=\"1uylgk6\" data-start=\"2043\" data-end=\"2062\"\u003e2003–2006 Palermo\u003c\/li\u003e\n\u003cli data-section-id=\"js8it9\" data-start=\"2063\" data-end=\"2080\"\u003e2003–2006 Bahia\u003c\/li\u003e\n\u003cli data-section-id=\"d0tzs7\" data-start=\"2081\" data-end=\"2099\"\u003e2003–2006 Cayman\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1bu4o2w\" data-start=\"2101\" data-end=\"2130\"\u003eCompatible Jacuzzi Models\u003c\/h3\u003e\n\u003ch4 data-start=\"2131\" data-end=\"2156\"\u003eJacuzzi J-300 Series\u003c\/h4\u003e\n\u003cul data-start=\"2157\" data-end=\"2311\"\u003e\n\u003cli data-section-id=\"3z3j9k\" data-start=\"2157\" data-end=\"2183\"\u003eJ-375 (2008+ LED Series)\u003c\/li\u003e\n\u003cli data-section-id=\"b0lw4w\" data-start=\"2184\" data-end=\"2199\"\u003eJ-365 (2007+)\u003c\/li\u003e\n\u003cli data-section-id=\"1a4bu8j\" data-start=\"2200\" data-end=\"2215\"\u003eJ-355 (2007+)\u003c\/li\u003e\n\u003cli data-section-id=\"16ravxa\" data-start=\"2216\" data-end=\"2223\"\u003eJ-320\u003c\/li\u003e\n\u003cli data-section-id=\"avqgll\" data-start=\"2224\" data-end=\"2255\"\u003eJ-325 (except 2004 and 2008+)\u003c\/li\u003e\n\u003cli data-section-id=\"16ravzz\" data-start=\"2256\" data-end=\"2263\"\u003eJ-330\u003c\/li\u003e\n\u003cli data-section-id=\"16ravzu\" data-start=\"2264\" data-end=\"2271\"\u003eJ-335\u003c\/li\u003e\n\u003cli data-section-id=\"16ravrs\" data-start=\"2272\" data-end=\"2279\"\u003eJ-340\u003c\/li\u003e\n\u003cli data-section-id=\"16ravrx\" data-start=\"2280\" data-end=\"2287\"\u003eJ-345\u003c\/li\u003e\n\u003cli data-section-id=\"16rav22\" data-start=\"2288\" data-end=\"2295\"\u003eJ-270\u003c\/li\u003e\n\u003cli data-section-id=\"16rauvp\" data-start=\"2296\" data-end=\"2303\"\u003eJ-280\u003c\/li\u003e\n\u003cli data-section-id=\"16rav5q\" data-start=\"2304\" data-end=\"2311\"\u003eJ-230\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1g6ylxr\" data-start=\"2313\" data-end=\"2345\"\u003eWhy Replace Your Spa Heater?\u003c\/h3\u003e\n\u003cp data-start=\"2346\" data-end=\"2382\"\u003eA failing heater assembly may cause:\u003c\/p\u003e\n\u003cul data-start=\"2383\" data-end=\"2510\"\u003e\n\u003cli data-section-id=\"rqjdlb\" data-start=\"2383\" data-end=\"2411\"\u003eWater not heating properly\u003c\/li\u003e\n\u003cli data-section-id=\"38qaox\" data-start=\"2412\" data-end=\"2432\"\u003eHeater error codes\u003c\/li\u003e\n\u003cli data-section-id=\"1ijn54t\" data-start=\"2433\" data-end=\"2451\"\u003eTripped breakers\u003c\/li\u003e\n\u003cli data-section-id=\"1kkzkt2\" data-start=\"2452\" data-end=\"2484\"\u003eInconsistent water temperature\u003c\/li\u003e\n\u003cli data-section-id=\"1594i0m\" data-start=\"2485\" data-end=\"2510\"\u003eReduced spa performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2512\" data-end=\"2605\"\u003eReplacing worn heater components helps restore reliable spa operation and heating efficiency.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1loyfu8\" data-start=\"2607\" data-end=\"2638\"\u003eWhy Buy From Red Rock Spas?\u003c\/h3\u003e\n\u003cp data-start=\"2639\" data-end=\"2901\"\u003e\u003cspan class=\"\" data-state=\"closed\"\u003e\u003ca class=\"decorated-link\" rel=\"noopener\" href=\"https:\/\/www.redrockspas.com?utm_source=chatgpt.com\" target=\"_blank\"\u003eRed Rock Spas\u003c\/a\u003e\u003c\/span\u003e is a real spa dealership and service company serving Utah and Nevada. Our technicians work on Sundance and Jacuzzi spas daily and help customers identify the correct OEM replacement parts using real-world service experience.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1b9quz\" data-start=\"2903\" data-end=\"2941\"\u003eNeed Help Verifying Compatibility?\u003c\/h3\u003e\n\u003cp data-start=\"2942\" data-end=\"3060\"\u003eContact our team and we can help confirm the correct heater assembly for your Sundance or Jacuzzi spa before ordering.\u003c\/p\u003e\n\u003ch2\u003e\u003cbr\u003e\u003c\/h2\u003e","brand":"Sundance Spas","offers":[{"title":"Default Title","offer_id":46340581785749,"sku":null,"price":363.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0734\/2142\/2741\/files\/6500_402__35938.jpg?v=1767391453","url":"https:\/\/shopredrockspas.com\/products\/6500-402-heater","provider":"Red Rock Spas","version":"1.0","type":"link"}