{"product_id":"jandy-jxi400nn-jxi-cuni-heater-400-btu-natural-gas","title":"Jandy JXI400NN JXi CUNI Heater | 400 BTU | Natural Gas","description":"\u003cp data-start=\"1639\" data-end=\"1709\"\u003eOEM Jandy JXi 400N Natural Gas Heater 399,000 BTUs Low NOx. The Jandy JXi 400N Natural Gas Pool \u0026amp; Spa Heater with cupronickel exchanger is a compact yet powerful solution for heating pools and spas with 399,000 BTUs of energy-efficient output. Its compact design (22.1\" D x 21.6\" W x 26.5\" H) makes installation and retrofitting easy, even when replacing existing heaters like the MasterTemp® or Max-E-Therm® without requiring plumbing adjustments.\u003c\/p\u003e\n\u003cp data-start=\"2074\" data-end=\"2502\" class=\"\"\u003eBuilt to deliver 84% thermal efficiency, this low-NOx heater adheres to DOE energy regulations, ensuring performance and environmental responsibility. It seamlessly integrates with Jandy’s AquaLink® systems for remote control via the iAquaLink® app, allowing for convenient, on-the-go operation. The JXi 400N also accommodates flow rates from 30 to 100 GPM and can be used indoors or outdoors for versatile installation options.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; align-items: center; gap: 30px; flex-wrap: wrap;\"\u003e\n\u003c!-- Left Side: Image --\u003e\n\u003cdiv style=\"flex: 1; min-width: 300px;\"\u003e\u003cimg style=\"width: 100%; max-width: 600px; border-radius: 12px;\" alt=\"Product Image\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0922\/3326\/9536\/files\/JXI400N_Jandy_JXi_400_BTU_Natural_Pool_Heater_Nammer_1.jpg?v=1745680334\"\u003e\u003c\/div\u003e\n\u003c!-- Right Side: Text --\u003e\n\u003cdiv style=\"flex: 1; min-width: 300px;\"\u003e\n\u003ch2 data-end=\"478\"\u003e\u003cstrong\u003eEnergy-Efficient Heating \u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp style=\"font-size: 18px; line-height: 1.6;\"\u003e84% thermal efficiency rating and low-NOx design surpasses strict DOE Energy Efficiency requirements.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; align-items: center; gap: 20px;\"\u003e\n\u003c!-- Left Side: Text --\u003e\n\u003cdiv style=\"flex: 1; min-width: 300px; font-size: 18px; line-height: 1.6;\"\u003e\n\u003ch2 data-start=\"464\" data-end=\"478\"\u003e\u003cstrong\u003eAutomation-Ready \u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eCompatible with AquaLink® automation systems for anytime, anywhere control from your mobile device using the iAquaLink™ app.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- Right Side: Big Image --\u003e\n\u003cdiv style=\"flex: 1; min-width: 300px;\"\u003e\u003cimg style=\"width: 100%; max-width: 1000px; height: auto; border-radius: 10px;\" alt=\"Product Image\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0922\/3326\/9536\/files\/JXI400N_Jandy_JXi_400_BTU_Natural_Pool_Heater_Nammer_6.jpg?v=1745680334\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center; gap: 30px; flex-wrap: wrap;\"\u003e\n\u003c!-- Left Side: Image --\u003e\n\u003cdiv style=\"flex: 1; min-width: 300px;\"\u003e\u003cimg style=\"width: 100%; max-width: 600px; border-radius: 12px;\" alt=\"Product Image\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0922\/3326\/9536\/files\/JXI400N_Jandy_JXi_400_BTU_Natural_Pool_Heater_Nammer_3.jpg?v=1745680332\"\u003e\u003c\/div\u003e\n\u003c!-- Right Side: Text --\u003e\n\u003cdiv style=\"flex: 1; min-width: 300px;\"\u003e\n\u003ch2 data-end=\"478\"\u003e\u003cstrong\u003eUltra-Compact Lightweight Design \u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp style=\"font-size: 18px; line-height: 1.6;\"\u003eEasy to store, transport, and install, JXi easily fits on a 2’ x 2’ pad and is 38% lighter with a 28% smaller footprint\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; align-items: center; gap: 20px;\"\u003e\n\u003c!-- Left Side: Text --\u003e\n\u003cdiv style=\"flex: 1; min-width: 300px; font-size: 18px; line-height: 1.6;\"\u003e\n\u003ch2 data-start=\"464\" data-end=\"478\"\u003e\u003cstrong\u003eBest Retrofit Option \u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003ePlumbing flexibility for quick Mastertemp® and Max-E Therm® replacement that requires no plumbing adjustments.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- Right Side: Big Image --\u003e\n\u003cdiv style=\"flex: 1; min-width: 300px;\"\u003e\u003cimg style=\"width: 100%; max-width: 1000px; height: auto; border-radius: 10px;\" alt=\"Product Image\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0922\/3326\/9536\/files\/JXI400N_Jandy_JXi_400_BTU_Natural_Pool_Heater_Nammer_2.jpg?v=1745680335\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center; gap: 30px; flex-wrap: wrap;\"\u003e\n\u003c!-- Left Side: Image --\u003e\n\u003cdiv style=\"flex: 1; min-width: 300px;\"\u003e\u003cimg style=\"width: 100%; max-width: 600px; border-radius: 12px;\" alt=\"Product Image\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0922\/3326\/9536\/files\/JXI400N_Jandy_JXi_400_BTU_Natural_Pool_Heater_Nammer_4.jpg?v=1745680333\"\u003e\u003c\/div\u003e\n\u003c!-- Right Side: Text --\u003e\n\u003cdiv style=\"flex: 1; min-width: 300px;\"\u003e\n\u003ch2 data-end=\"478\"\u003e\u003cstrong\u003eFlexible Installation \u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp style=\"font-size: 18px; line-height: 1.6;\"\u003eTop can be easily removed for increased accessibility and rotated 180 degrees so you never need to rotate headers. Also includes a flip up electrical panel for convenient setup and service.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; align-items: center; gap: 20px;\"\u003e\n\u003c!-- Left Side: Text --\u003e\n\u003cdiv style=\"flex: 1; min-width: 300px; font-size: 18px; line-height: 1.6;\"\u003e\n\u003ch2 data-start=\"464\" data-end=\"478\"\u003e\u003cstrong\u003eVersa Plumb® -Ready \u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eInstallation in the Versa Plumb system reduces plumbing costs and increases energy efficiency, all while using the smallest footprint available.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- Right Side: Big Image --\u003e\n\u003cdiv style=\"flex: 1; min-width: 300px;\"\u003e\u003cimg style=\"width: 100%; max-width: 1000px; height: auto; border-radius: 10px;\" alt=\"Product Image\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0922\/3326\/9536\/files\/JXI400N_Jandy_JXi_400_BTU_Natural_Pool_Heater_Nammer_5.jpg?v=1745680333\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003e\u003cstrong\u003eSpecification\u003cstrong\u003e\u003c\/strong\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncludes Versaflo Bypass - \u003c\/strong\u003eNo\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth - \u003c\/strong\u003e22.1\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEfficiency - \u003c\/strong\u003e84%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnergy Star\u003c\/strong\u003e \u003cstrong\u003e-\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExchanger -\u003c\/strong\u003e Cupronickel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuel Tipe - \u003c\/strong\u003eNatural Gas\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeaders -\u003c\/strong\u003e Hi-Temp Poly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeight -\u003c\/strong\u003e 26.5\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput Rate Bruh -\u003c\/strong\u003e 399K BTUH\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax. GPM -\u003c\/strong\u003e 100\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMin. GPM -\u003c\/strong\u003e 30\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePool Surface Area -\u003c\/strong\u003e up to 600sft\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProfessional Installation Required -\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmart Product -\u003c\/strong\u003e Automation Compatible\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVent Diameter -\u003c\/strong\u003e 8\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight -\u003c\/strong\u003e 126 lbs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWidth -\u003c\/strong\u003e 22.9\"\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-start=\"2504\" data-end=\"2518\"\u003e\u003cstrong\u003eHighlights\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli data-start=\"2520\" data-end=\"2939\"\u003e\n\u003cstrong data-start=\"2520\" data-end=\"2541\"\u003eEnergy Efficient:\u003c\/strong\u003e 84% thermal efficiency for eco-friendly operation\u003cbr data-start=\"2591\" data-end=\"2594\"\u003e\u003cstrong data-start=\"2594\" data-end=\"2626\"\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2520\" data-end=\"2939\"\u003e\n\u003cstrong data-start=\"2594\" data-end=\"2626\"\u003eCompact \u0026amp; Retrofit-Friendly:\u003c\/strong\u003e Easy to install, especially as a replacement for MasterTemp® or Max-E-Therm®\u003cbr data-start=\"2703\" data-end=\"2706\"\u003e\u003cstrong data-start=\"2706\" data-end=\"2727\"\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2520\" data-end=\"2939\"\u003e\n\u003cstrong data-start=\"2706\" data-end=\"2727\"\u003eAutomation-Ready:\u003c\/strong\u003e Control via iAquaLink® with integration to AquaLink® systems\u003cbr data-start=\"2788\" data-end=\"2791\"\u003e\u003cstrong data-start=\"2791\" data-end=\"2815\"\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2520\" data-end=\"2939\"\u003e\n\u003cstrong data-start=\"2791\" data-end=\"2815\"\u003eVersatile Flow Rate:\u003c\/strong\u003e Handles water flow from 30 to 100 GPM\u003cbr data-start=\"2853\" data-end=\"2856\"\u003e\u003cstrong data-start=\"2856\" data-end=\"2880\"\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2520\" data-end=\"2939\"\u003e\n\u003cstrong data-start=\"2856\" data-end=\"2880\"\u003eEnhanced Efficiency:\u003c\/strong\u003e Optional VersaFlo™ technology for greater energy savings\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 class=\"\" data-end=\"254\" data-start=\"235\"\u003eAdditional Info\u003c\/h3\u003e\n\u003ch2 class=\"\" data-end=\"324\" data-start=\"256\"\u003eOEM Jandy JXi 400N Natural Gas Pool \u0026amp; Spa Heater | 399,000 BTUs\u003c\/h2\u003e\n\u003cp class=\"\" data-end=\"602\" data-start=\"325\"\u003eThe Jandy JXi 400N delivers outstanding heating performance in a compact, lightweight design. Engineered for residential and commercial pools and spas, this heater offers 399,000 BTUs of powerful heating while maintaining high energy efficiency and easy automation integration.\u003c\/p\u003e\n\u003ch2 class=\"\" data-end=\"633\" data-start=\"604\"\u003eEnergy-Efficient Heating\u003c\/h2\u003e\n\u003ch4 class=\"\" data-end=\"664\" data-start=\"635\"\u003e84% Thermal Efficiency\u003c\/h4\u003e\n\u003cp class=\"\" data-end=\"743\" data-start=\"665\"\u003eExceeds DOE energy standards for an eco-friendly and cost-effective operation.\u003c\/p\u003e\n\u003ch4 class=\"\" data-end=\"766\" data-start=\"745\"\u003eLow-NOx Design\u003c\/h4\u003e\n\u003cp class=\"\" data-end=\"841\" data-start=\"767\"\u003eReduces emissions for a more environmentally responsible heating solution.\u003c\/p\u003e\n\u003ch2 class=\"\" data-end=\"871\" data-start=\"843\"\u003eCompact and Lightweight\u003c\/h2\u003e\n\u003ch4 class=\"\" data-end=\"899\" data-start=\"873\"\u003eSpace-Saving Design\u003c\/h4\u003e\n\u003cp class=\"\" data-end=\"979\" data-start=\"900\"\u003eFits on a 2’ x 2’ pad with a 28% smaller footprint compared to similar heaters.\u003c\/p\u003e\n\u003ch4 class=\"\" data-end=\"1002\" data-start=\"981\"\u003eEasy to Handle\u003c\/h4\u003e\n\u003cp class=\"\" data-end=\"1071\" data-start=\"1003\"\u003eAt just 126 lbs, it simplifies storage, transport, and installation.\u003c\/p\u003e\n\u003ch2 class=\"\" data-end=\"1109\" data-start=\"1073\"\u003eSeamless Automation Integration\u003c\/h2\u003e\n\u003ch4 class=\"\" data-end=\"1138\" data-start=\"1111\"\u003eAquaLink® Compatible\u003c\/h4\u003e\n\u003cp class=\"\" data-end=\"1217\" data-start=\"1139\"\u003eEasily connects with AquaLink® systems for control through the iAquaLink® app.\u003c\/p\u003e\n\u003ch4 class=\"\" data-end=\"1243\" data-start=\"1219\"\u003eRemote Monitoring\u003c\/h4\u003e\n\u003cp class=\"\" data-end=\"1317\" data-start=\"1244\"\u003eOperate your pool or spa heater from anywhere, anytime via mobile device.\u003c\/p\u003e\n\u003ch2 class=\"\" data-end=\"1354\" data-start=\"1319\"\u003eRetrofit-Friendly Installation\u003c\/h2\u003e\n\u003ch4 class=\"\" data-end=\"1403\" data-start=\"1356\"\u003eMasterTemp® and Max-E-Therm® Replacement\u003c\/h4\u003e\n\u003cp class=\"\" data-end=\"1471\" data-start=\"1404\"\u003eDesigned for quick swaps without the need for plumbing adjustments.\u003c\/p\u003e\n\u003ch4 class=\"\" data-end=\"1511\" data-start=\"1473\"\u003eRotatable Top and Flip-Up Panel\u003c\/h4\u003e\n\u003cp class=\"\" data-end=\"1612\" data-start=\"1512\"\u003eTop can rotate 180° for easy access, and the flip-up electrical panel streamlines service and setup.\u003c\/p\u003e\n\u003ch2 class=\"\" data-end=\"1647\" data-start=\"1614\"\u003eEnhanced Performance Options\u003c\/h2\u003e\n\u003ch4 class=\"\" data-end=\"1694\" data-start=\"1649\"\u003eVersaFlo™ Integrated Bypass (Optional)\u003c\/h4\u003e\n\u003cp class=\"\" data-end=\"1766\" data-start=\"1695\"\u003eProvides additional energy savings when heating is not always required.\u003c\/p\u003e\n\u003ch4 class=\"\" data-end=\"1793\" data-start=\"1768\"\u003eVersa Plumb®-Ready\u003c\/h4\u003e\n\u003cp class=\"\" data-end=\"1888\" data-start=\"1794\"\u003eIntegrates with Jandy’s Versa Plumb® system for reduced plumbing costs and maximum efficiency.\u003c\/p\u003e\n\u003ch2 class=\"\" data-end=\"1909\" data-start=\"1890\"\u003eSpecifications\u003c\/h2\u003e\n\u003ch4 class=\"\" data-end=\"1927\" data-start=\"1911\"\u003eFuel Type\u003c\/h4\u003e\n\u003cp class=\"\" data-end=\"1939\" data-start=\"1928\"\u003eNatural Gas\u003c\/p\u003e\n\u003ch4 class=\"\" data-end=\"1958\" data-start=\"1941\"\u003eInput Rate\u003c\/h4\u003e\n\u003cp class=\"\" data-end=\"1968\" data-start=\"1959\"\u003e399K BTUH\u003c\/p\u003e\n\u003ch4 class=\"\" data-end=\"1987\" data-start=\"1970\"\u003eEfficiency\u003c\/h4\u003e\n\u003cp class=\"\" data-end=\"2010\" data-start=\"1988\"\u003e84% Thermal Efficiency\u003c\/p\u003e\n\u003ch4 class=\"\" data-end=\"2033\" data-start=\"2012\"\u003eHeat Exchanger\u003c\/h4\u003e\n\u003cp class=\"\" data-end=\"2040\" data-start=\"2034\"\u003eCupronickel\u003c\/p\u003e\n\u003ch4 class=\"\" data-end=\"2058\" data-start=\"2042\"\u003eFlow Rate\u003c\/h4\u003e\n\u003cp class=\"\" data-end=\"2072\" data-start=\"2059\"\u003e30 to 100 GPM\u003c\/p\u003e\n\u003ch4 class=\"\" data-end=\"2091\" data-start=\"2074\"\u003eDimensions\u003c\/h4\u003e\n\u003cp class=\"\" data-end=\"2132\" data-start=\"2092\"\u003e22.1\" Depth × 22.9\" Width × 26.5\" Height\u003c\/p\u003e\n\u003ch4 class=\"\" data-end=\"2154\" data-start=\"2134\"\u003eVent Diameter\u003c\/h4\u003e\n\u003cp class=\"\" data-end=\"2157\" data-start=\"2155\"\u003e8\"\u003c\/p\u003e\n\u003ch4 class=\"\" data-end=\"2172\" data-start=\"2159\"\u003eWeight\u003c\/h4\u003e\n\u003cp class=\"\" data-end=\"2180\" data-start=\"2173\"\u003e126 lbs\u003c\/p\u003e\n\u003ch4 class=\"\" data-end=\"2201\" data-start=\"2182\"\u003eInstallation\u003c\/h4\u003e\n\u003cp class=\"\" data-end=\"2265\" data-start=\"2202\"\u003eProfessional installation required; smart automation compatible\u003c\/p\u003e","brand":"Jandy","offers":[{"title":"Default Title","offer_id":53586442158371,"sku":"JXI400NN","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0914\/0987\/5235\/files\/JandyJXI400NJXiHeater400BTUNaturalGasWholesalePoolMart_4.jpg?v=1746116720","url":"https:\/\/wholesalepoolmart.com\/products\/jandy-jxi400nn-jxi-cuni-heater-400-btu-natural-gas","provider":"Wholesale Pool Mart","version":"1.0","type":"link"}