{"product_id":"state-199000-btu-condensing-gas-tankless-water-heater","title":"State Proline XE Series 199,000 BTU Condensing Gas Tankless Water Heater - SGTS540X3NIH","description":"\u003ch2\u003eState Proline XE Series 199,000 BTU Condensing Gas Tankless Water Heater - SGTS540X3NIH\u003c\/h2\u003e\n\u003cp\u003eThe Proline XE Condensing Ultra-Low NOx series with X3 Scale Prevention Technology is well suited for residential applications. State has combined water heating and treatment in a product designed to revolutionize tankless water heating. Their new condensing gas tankless line features X3 Scale Prevention Technology to last three times longer than other tankless models without X3 Technology.\u003c\/p\u003e\n\u003cp\u003eThe GTS-540X3-NIH tankless water heater uses up to 199,000 BTU\/hr of natural gas to deliver an endless supply of hot water for a 3 bath home in northern climates and up to a 4 bath home in southern climates (one shower head per bath).\u003c\/p\u003e\n\u003ch5\u003eFeatures\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003eEnergy Star Qualified\u003c\/li\u003e\n\u003cli\u003eX3 Scale Prevention Technology\u003c\/li\u003e\n\u003cli\u003eNo annual descaling required\u003c\/li\u003e\n\u003cli\u003eNo scale buildup means the heater lasts 3 times longer than competiros and maintains like-new performance longer\u003c\/li\u003e\n\u003cli\u003ePrimary heat exchanger is constructed of a commercial-grade copper that is more resilient to corrorsion than other materials\u003c\/li\u003e\n\u003cli\u003eSecondary heat exchanger is made of 316L Stainless Steel to protect against corrosion\u003c\/li\u003e\n\u003cli\u003eQualified as lead free under the Safe Drinking Water Act\u003c\/li\u003e\n\u003cli\u003eExhaust and water temperature safety controls\u003c\/li\u003e\n\u003cli\u003eOverheat cut-off fuse\u003c\/li\u003e\n\u003cli\u003eAir-fuel ratio (AFR) sensor\u003c\/li\u003e\n\u003cli\u003eInternal freeze protection system\u003c\/li\u003e\n\u003cli\u003eTankless water heaters with X3 Technology are approved to work with an external recirculation pump and cross-over valve\u003c\/li\u003e\n\u003cli\u003eCategory III or IV venting can be used\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"flex flex-col text-sm pb-25\"\u003e\n\u003carticle class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto [content-visibility:auto] supports-[content-visibility:auto]:[contain-intrinsic-size:auto_100lvh] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-WEB:8fc50100-bbc4-454a-a54d-362b72516140-1\" data-testid=\"conversation-turn-2\" data-scroll-anchor=\"true\" data-turn=\"assistant\" tabindex=\"-1\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:--spacing(4)] @w-sm\/main:[--thread-content-margin:--spacing(6)] @w-lg\/main:[--thread-content-margin:--spacing(16)] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\" tabindex=\"-1\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"24aab2ee-48c4-4e15-b314-fd73d2242215\" dir=\"auto\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal [.text-message+\u0026amp;]:mt-1\" data-message-model-slug=\"gpt-5-mini\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden first:pt-[1px]\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert w-full break-words light markdown-new-styling\"\u003e\n\u003ch5 data-start=\"0\" data-end=\"30\"\u003eWhat Our Experts Think\u003c\/h5\u003e\n\u003cul data-start=\"31\" data-end=\"419\"\u003e\n\u003cli data-start=\"31\" data-end=\"89\"\u003e\n\u003cp data-start=\"33\" data-end=\"89\"\u003eExceptional energy efficiency with 199,000 BTU output.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"90\" data-end=\"179\"\u003e\n\u003cp data-start=\"92\" data-end=\"179\"\u003eX3 Scale Prevention Technology extends lifespan up to 3x compared to standard models.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"180\" data-end=\"248\"\u003e\n\u003cp data-start=\"182\" data-end=\"248\"\u003eUltra-Low NOx design ensures environmentally friendly operation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"249\" data-end=\"334\"\u003e\n\u003cp data-start=\"251\" data-end=\"334\"\u003eIdeal for residential use, supporting continuous hot water without interruptions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"335\" data-end=\"419\"\u003e\n\u003cp data-start=\"337\" data-end=\"419\"\u003eReliable condensing technology maximizes heat recovery and reduces energy costs.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5 data-start=\"421\" data-end=\"432\"\u003eQ\u0026amp;A\u003c\/h5\u003e\n\u003cul data-start=\"433\" data-end=\"864\"\u003e\n\u003cli data-start=\"433\" data-end=\"566\"\u003e\n\u003cp data-start=\"435\" data-end=\"566\"\u003e\u003cstrong data-start=\"435\" data-end=\"441\"\u003eQ:\u003c\/strong\u003e What applications is this heater suitable for?\u003cbr data-start=\"488\" data-end=\"491\"\u003e\u003cstrong data-start=\"493\" data-end=\"499\"\u003eA:\u003c\/strong\u003e Residential homes needing high-efficiency, continuous hot water.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"567\" data-end=\"686\"\u003e\n\u003cp data-start=\"569\" data-end=\"686\"\u003e\u003cstrong data-start=\"569\" data-end=\"575\"\u003eQ:\u003c\/strong\u003e How does X3 Technology help?\u003cbr data-start=\"604\" data-end=\"607\"\u003e\u003cstrong data-start=\"609\" data-end=\"615\"\u003eA:\u003c\/strong\u003e Prevents scale buildup, reducing maintenance and extending lifespan.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"687\" data-end=\"775\"\u003e\n\u003cp data-start=\"689\" data-end=\"775\"\u003e\u003cstrong data-start=\"689\" data-end=\"695\"\u003eQ:\u003c\/strong\u003e Is it eco-friendly?\u003cbr data-start=\"715\" data-end=\"718\"\u003e\u003cstrong data-start=\"720\" data-end=\"726\"\u003eA:\u003c\/strong\u003e Yes, it operates with Ultra-Low NOx emissions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"776\" data-end=\"864\"\u003e\n\u003cp data-start=\"778\" data-end=\"864\"\u003e\u003cstrong data-start=\"778\" data-end=\"784\"\u003eQ:\u003c\/strong\u003e What is the BTU rating?\u003cbr data-start=\"808\" data-end=\"811\"\u003e\u003cstrong data-start=\"813\" data-end=\"819\"\u003eA:\u003c\/strong\u003e 199,000 BTU for high-demand water heating.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5 data-start=\"866\" data-end=\"890\"\u003eMaintenance Tips\u003c\/h5\u003e\n\u003cul data-start=\"891\" data-end=\"1225\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-start=\"891\" data-end=\"945\"\u003e\n\u003cp data-start=\"893\" data-end=\"945\"\u003eFlush the unit annually to remove mineral buildup.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"946\" data-end=\"1016\"\u003e\n\u003cp data-start=\"948\" data-end=\"1016\"\u003eInspect inlet filters and clean regularly for optimal performance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1017\" data-end=\"1068\"\u003e\n\u003cp data-start=\"1019\" data-end=\"1068\"\u003eCheck venting and gas connections periodically.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1069\" data-end=\"1141\"\u003e\n\u003cp data-start=\"1071\" data-end=\"1141\"\u003eSchedule professional servicing every 1–2 years for best efficiency.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1142\" data-end=\"1225\" data-is-last-node=\"\"\u003e\n\u003cp data-start=\"1144\" data-end=\"1225\" data-is-last-node=\"\"\u003eUse water treatment solutions compatible with X3 Technology to prevent scaling.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e\n\u003c\/div\u003e","brand":"State Water Heater","offers":[{"title":"Default Title","offer_id":45468044394687,"sku":"SGTS540X3NIH","price":1762.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0683\/5703\/0079\/files\/State_Tankless_Water_Heaters_-_Main_ce2ad425-0331-4ca4-a9ba-2425dac123a8_21.jpg?v=1775545178","url":"https:\/\/backyardprovider.com\/products\/state-199000-btu-condensing-gas-tankless-water-heater","provider":"Your Outdoor Setup Starts Here","version":"1.0","type":"link"}