{"product_id":"jxi400p-jandy-jxi-400-btu-propane-pool-spa-heater","title":"JXI400P | Jandy JXi 400 BTU Propane Pool \u0026 Spa Heater","description":"\u003cp data-start=\"174\" data-end=\"270\"\u003eOEM Jandy JXi 400P Propane Pool \u0026amp; Spa Heater | 399,000 BTUs | Low-NOx | Automation Ready. The Jandy JXi 400P Propane Pool \u0026amp; Spa Heater delivers 399,000 BTUs of powerful and energy-efficient heating in an ultra-compact design. With an 84% thermal efficiency rating and low-NOx emissions, it meets strict DOE energy standards while offering eco-friendly performance for both residential and commercial pools and spas.\u003c\/p\u003e\n\u003cp data-start=\"599\" data-end=\"1053\" class=\"\"\u003eWeighing approximately 126 pounds and measuring just 22.1\" D x 21.6\" W x 26.5\" H, the JXi 400P is perfect for fast installations and retrofits—often replacing heaters like MasterTemp® or Max-E-Therm® without plumbing modifications. It's fully automation-ready, compatible with Jandy’s AquaLink® systems and the iAquaLink® app for convenient remote control. Models with optional VersaFlo™ Integrated Bypass technology offer even greater energy efficiency.\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 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\" alt=\"Product Image\" style=\"width: 100%; max-width: 600px; border-radius: 12px;\"\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-end=\"478\" data-start=\"464\"\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 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\" alt=\"Product Image\" style=\"width: 100%; max-width: 1000px; height: auto; border-radius: 10px;\"\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 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\" alt=\"Product Image\" style=\"width: 100%; max-width: 600px; border-radius: 12px;\"\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-end=\"478\" data-start=\"464\"\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 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\" alt=\"Product Image\" style=\"width: 100%; max-width: 1000px; height: auto; border-radius: 10px;\"\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 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\" alt=\"Product Image\" style=\"width: 100%; max-width: 600px; border-radius: 12px;\"\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-end=\"478\" data-start=\"464\"\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 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\" alt=\"Product Image\" style=\"width: 100%; max-width: 1000px; height: auto; border-radius: 10px;\"\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 Copper\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuel Tipe - \u003c\/strong\u003ePropane\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-end=\"1049\" data-start=\"1035\"\u003e\u003cstrong\u003eHighlights\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli data-end=\"1453\" data-start=\"1051\"\u003e\n\u003cstrong data-start=\"1071\" data-end=\"1099\"\u003eHigh-Efficiency Heating:\u003c\/strong\u003e 399,000 BTUs with an 84% thermal efficiency rating\u003cbr data-start=\"1150\" data-end=\"1153\"\u003e\u003cstrong data-start=\"1153\" data-end=\"1181\"\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1453\" data-start=\"1051\"\u003e\n\u003cstrong data-start=\"1153\" data-end=\"1181\"\u003eUltra-Compact Footprint:\u003c\/strong\u003e Installs easily in tight equipment pads and retrofit applications\u003cbr data-start=\"1247\" data-end=\"1250\"\u003e\u003cstrong data-start=\"1250\" data-end=\"1273\"\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1453\" data-start=\"1051\"\u003e\n\u003cstrong data-start=\"1250\" data-end=\"1273\"\u003eLow-NOx Technology:\u003c\/strong\u003e Reduces emissions while meeting DOE standards\u003cbr data-start=\"1319\" data-end=\"1322\"\u003e\u003cstrong data-start=\"1322\" data-end=\"1343\"\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1453\" data-start=\"1051\"\u003e\n\u003cstrong data-start=\"1322\" data-end=\"1343\"\u003eAutomation Ready:\u003c\/strong\u003e Integrates with Jandy AquaLink® and iAquaLink® for remote operation\u003cbr data-start=\"1411\" data-end=\"1414\"\u003e\u003cstrong data-start=\"1414\" data-end=\"1444\"\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1453\" data-start=\"1051\"\u003e\n\u003cstrong data-start=\"1414\" data-end=\"1444\"\u003eOptional VersaFlo™ Bypass:\u003c\/strong\u003e Improves hydraulic efficiency and reduces energy consumption\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 class=\"\" data-end=\"254\" data-start=\"235\"\u003eAdditional Info\u003c\/h3\u003e\n\u003ch2 data-start=\"230\" data-end=\"323\" class=\"\"\u003eOEM Jandy JXi 400P Propane Pool \u0026amp; Spa Heater | 399,000 BTUs | Low-NOx | Automation Ready\u003c\/h2\u003e\n\u003cp data-start=\"324\" data-end=\"483\" class=\"\"\u003eThe Jandy JXi 400P delivers powerful, eco-friendly propane heating with a compact, easy-to-install design, ideal for residential and commercial pools and spas.\u003c\/p\u003e\n\u003ch2 data-start=\"485\" data-end=\"528\" class=\"\"\u003eHigh-Efficiency, Eco-Conscious Heating\u003c\/h2\u003e\n\u003ch4 data-start=\"530\" data-end=\"559\" class=\"\"\u003e84% Thermal Efficiency\u003c\/h4\u003e\n\u003cp data-start=\"560\" data-end=\"624\" class=\"\"\u003eOptimized for maximum heat output while minimizing energy usage.\u003c\/p\u003e\n\u003ch4 data-start=\"626\" data-end=\"650\" class=\"\"\u003eLow-NOx Emissions\u003c\/h4\u003e\n\u003cp data-start=\"651\" data-end=\"719\" class=\"\"\u003eMeets strict DOE energy standards with reduced environmental impact.\u003c\/p\u003e\n\u003ch2 data-start=\"721\" data-end=\"763\" class=\"\"\u003eCompact, Installation-Friendly Design\u003c\/h2\u003e\n\u003ch4 data-start=\"765\" data-end=\"795\" class=\"\"\u003eUltra-Compact Footprint\u003c\/h4\u003e\n\u003cp data-start=\"796\" data-end=\"900\" class=\"\"\u003eOccupies less space with a 2’ x 2’ pad footprint — 38% lighter and 28% smaller than traditional heaters.\u003c\/p\u003e\n\u003ch4 data-start=\"902\" data-end=\"933\" class=\"\"\u003eLightweight and Portable\u003c\/h4\u003e\n\u003cp data-start=\"934\" data-end=\"1022\" class=\"\"\u003eAt only 126 lbs, the JXi 400P is easy to move, store, and install, even in tight spaces.\u003c\/p\u003e\n\u003ch2 data-start=\"1024\" data-end=\"1060\" class=\"\"\u003eSeamless Automation Integration\u003c\/h2\u003e\n\u003ch4 data-start=\"1062\" data-end=\"1104\" class=\"\"\u003eAquaLink® and iAquaLink® Compatible\u003c\/h4\u003e\n\u003cp data-start=\"1105\" data-end=\"1186\" class=\"\"\u003eManage your pool heater remotely with full system control via your mobile device.\u003c\/p\u003e\n\u003ch4 data-start=\"1188\" data-end=\"1219\" class=\"\"\u003eAuto-Sensing Power Input\u003c\/h4\u003e\n\u003cp data-start=\"1220\" data-end=\"1303\" class=\"\"\u003eSimplifies installation by automatically adapting to the supplied electrical input.\u003c\/p\u003e\n\u003ch2 data-start=\"1305\" data-end=\"1348\" class=\"\"\u003eService and Retrofit-Friendly Features\u003c\/h2\u003e\n\u003ch4 data-start=\"1350\" data-end=\"1380\" class=\"\"\u003eEasy Maintenance Access\u003c\/h4\u003e\n\u003cp data-start=\"1381\" data-end=\"1490\" class=\"\"\u003eTop panel easily removes and rotates 180° for full service access; flip-up electrical panel simplifies setup.\u003c\/p\u003e\n\u003ch4 data-start=\"1492\" data-end=\"1527\" class=\"\"\u003eQuick Retrofit Installations\u003c\/h4\u003e\n\u003cp data-start=\"1528\" data-end=\"1623\" class=\"\"\u003eDesigned for fast replacement of MasterTemp® and Max-E-Therm® heaters without plumbing changes.\u003c\/p\u003e\n\u003ch2 data-start=\"1625\" data-end=\"1651\" class=\"\"\u003eFlexible Installation\u003c\/h2\u003e\n\u003ch4 data-start=\"1653\" data-end=\"1685\" class=\"\"\u003eVersa Plumb® System Ready\u003c\/h4\u003e\n\u003cp data-start=\"1686\" data-end=\"1794\" class=\"\"\u003eInstalls seamlessly into Jandy’s Versa Plumb® system to lower plumbing costs and increase energy efficiency.\u003c\/p\u003e\n\u003ch2 data-start=\"1796\" data-end=\"1832\" class=\"\"\u003eOptional Hydraulic Optimization\u003c\/h2\u003e\n\u003ch4 data-start=\"1834\" data-end=\"1879\" class=\"\"\u003eVersaFlo™ Integrated Bypass (optional)\u003c\/h4\u003e\n\u003cp data-start=\"1880\" data-end=\"1987\" class=\"\"\u003eEnhances water flow efficiency when heating isn’t needed, saving even more energy and reducing pump strain.\u003c\/p\u003e\n\u003ch2 data-start=\"1989\" data-end=\"2008\" class=\"\"\u003eSpecifications\u003c\/h2\u003e\n\u003ch4 data-start=\"2010\" data-end=\"2026\" class=\"\"\u003eFuel Type\u003c\/h4\u003e\n\u003cp data-start=\"2027\" data-end=\"2034\" class=\"\"\u003ePropane\u003c\/p\u003e\n\u003ch4 data-start=\"2036\" data-end=\"2053\" class=\"\"\u003eInput Rate\u003c\/h4\u003e\n\u003cp data-start=\"2054\" data-end=\"2063\" class=\"\"\u003e399K BTUH\u003c\/p\u003e\n\u003ch4 data-start=\"2065\" data-end=\"2082\" class=\"\"\u003eEfficiency\u003c\/h4\u003e\n\u003cp data-start=\"2083\" data-end=\"2105\" class=\"\"\u003e84% Thermal Efficiency\u003c\/p\u003e\n\u003ch4 data-start=\"2107\" data-end=\"2128\" class=\"\"\u003eHeat Exchanger\u003c\/h4\u003e\n\u003cp data-start=\"2129\" data-end=\"2135\" class=\"\"\u003eCopper\u003c\/p\u003e\n\u003ch4 data-start=\"2137\" data-end=\"2151\" class=\"\"\u003eHeaders\u003c\/h4\u003e\n\u003cp data-start=\"2152\" data-end=\"2167\" class=\"\"\u003eHi-Temp Polymer\u003c\/p\u003e\n\u003ch4 data-start=\"2169\" data-end=\"2185\" class=\"\"\u003eFlow Rate\u003c\/h4\u003e\n\u003cp data-start=\"2186\" data-end=\"2199\" class=\"\"\u003e30 to 100 GPM\u003c\/p\u003e\n\u003ch4 data-start=\"2201\" data-end=\"2218\" class=\"\"\u003eDimensions\u003c\/h4\u003e\n\u003cp data-start=\"2219\" data-end=\"2259\" class=\"\"\u003e22.1\" Depth × 22.9\" Width × 26.5\" Height\u003c\/p\u003e\n\u003ch4 data-start=\"2261\" data-end=\"2281\" class=\"\"\u003eVent Diameter\u003c\/h4\u003e\n\u003cp data-start=\"2282\" data-end=\"2284\" class=\"\"\u003e8\"\u003c\/p\u003e\n\u003ch4 data-start=\"2286\" data-end=\"2299\" class=\"\"\u003eWeight\u003c\/h4\u003e\n\u003cp data-start=\"2300\" data-end=\"2307\" class=\"\"\u003e126 lbs\u003c\/p\u003e\n\u003ch4 data-start=\"2309\" data-end=\"2328\" class=\"\"\u003eInstallation\u003c\/h4\u003e\n\u003cp data-start=\"2329\" data-end=\"2386\" class=\"\"\u003eProfessional installation required; automation compatible\u003c\/p\u003e","brand":"Jandy","offers":[{"title":"Default Title","offer_id":51562305618220,"sku":"JXI400P","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/1943\/3260\/files\/JXI400PJandyJXi400BTUPropanePool_SpaHeaterSOSPool_1.jpg?v=1755291805","url":"https:\/\/www.sospool.com\/products\/jxi400p-jandy-jxi-400-btu-propane-pool-spa-heater","provider":"SOS Pool \u0026 Spa Supplies","version":"1.0","type":"link"}