{"id":5918,"date":"2026-10-17T10:48:04","date_gmt":"2026-10-17T10:48:04","guid":{"rendered":"https:\/\/igvagas.com\/?post_type=product&#038;p=5918"},"modified":"2026-10-17T10:48:05","modified_gmt":"2026-10-17T10:48:05","slug":"rinnai-ru199en-15000-to-199000-btu-hr-tankless-water-heater","status":"publish","type":"product","link":"https:\/\/igvagas.com\/?product=rinnai-ru199en-15000-to-199000-btu-hr-tankless-water-heater","title":{"rendered":"Rinnai RU199EN 15000 to 199000 BTU\/Hr Tankless Water Heater"},"content":{"rendered":"<h3>Product Description<\/h3>\n<p>The RINNAI RU199EN tankless water heater is designed for residential, outdoor use, providing 15000 to 199000 BTU\/Hour. This natural gas unit features direct electronic ignition and operates at 120 Volt AC at 60 Hertz, 12 Volt DC, 4 Amp, 81 Watt. It includes automatic frost protection and boiling protection.<\/p>\n<ul>\n<li>Easy of Installation and Serviceability<\/li>\n<li>Compact Design to Save Space<\/li>\n<li>Wi-Fi Technology for Remote Monitoring and Management<\/li>\n<\/ul>\n<h4>Product Highlights<\/h4>\n<p>The RINNAI RU199EN tankless water heater delivers on-demand hot water with a compact design and user-friendly features.<\/p>\n<h3>Product Information<\/h3>\n<h4>Standard Information<\/h4>\n<ul>\n<li>\n<strong>Brand<\/strong>: RINNAI<\/li>\n<li>\n<strong>Manufacturer Part Number<\/strong>: RU199EN<\/li>\n<li>\n<strong>Country of Origin<\/strong>: Japan<\/li>\n<\/ul>\n<h4>Technical Specifications<\/h4>\n<ul>\n<li>\n<strong>Applicable Standard<\/strong>: ANSI Z21.10.3, CSA 4.3, AHRI<\/li>\n<li>\n<strong>Electrical Input Supply Rating<\/strong>: 120 Volt AC at 60 Hertz, 12 Volt DC, 4 Amp, 81 Watt<\/li>\n<li>\n<strong>Energy Saver Conformance<\/strong>: Yes<\/li>\n<li>\n<strong>Gas Input Supply Rating<\/strong>: 15000 to 199000 BTU\/Hour<\/li>\n<li>\n<strong>Gas Type<\/strong>: Natural Gas<\/li>\n<li>\n<strong>Ignition Type<\/strong>: Direct Electronic<\/li>\n<li>\n<strong>Inclusions\/Features<\/strong>: Automatic Frost Protection, Boiling Protection, Combustion Fan RPM Check, Flame Failure-Flame Rod, Over Current Glass Fuse, Remaining Flame, 22 AWG Non-Polarized 2-Core Cable, Integrated Controller, Water Flow Sensor, Electronic Water Control Device<\/li>\n<li>\n<strong>Inlet\/Outlet Connection<\/strong>: 3\/4 Inch Threaded x 3\/4 Inch Threaded<\/li>\n<li>\n<strong>Options<\/strong>: Condensate Neutralizer, ScaleCutter, Drain Down Kit, Additional Controller, Recess Box, Pipe Cover, Recirculation Pump, DPS\/MIS Switch, EZConnect Cable, Control-R Wi-Fi Module, Wireless Accessory<\/li>\n<li>\n<strong>Relief Valve Details<\/strong>: Isolation and Pressure Relief Valve Supplied<\/li>\n<li>\n<strong>Temperature Rating<\/strong>: 98 to 140 Deg F<\/li>\n<li>\n<strong>Type<\/strong>: Residential, Outdoor<\/li>\n<li>\n<strong>BTU\/Hr<\/strong>: 15000 to 199000<\/li>\n<li>\n<strong>Voltage<\/strong>: 120 VAC<\/li>\n<li>\n<strong>Frequency<\/strong>: 60 Hz<\/li>\n<li>\n<strong>DC Voltage<\/strong>: 12 VDC<\/li>\n<li>\n<strong>Amperage<\/strong>: 4 A<\/li>\n<li>\n<strong>Wattage<\/strong>: 81 W<\/li>\n<li>\n<strong>GPM<\/strong>: 9.8<\/li>\n<li>\n<strong>Material<\/strong>: Lead-Free<\/li>\n<li>\n<strong>Application<\/strong>: Residential, Outdoor<\/li>\n<li>\n<strong>Max. BtuH Input<\/strong>: 199,000<\/li>\n<li>\n<strong>Min. BtuH Input<\/strong>: 15,000<\/li>\n<li>\n<strong>Wifi Capable<\/strong>: True<\/li>\n<li>\n<strong>Energy Star Rated<\/strong>: Yes<\/li>\n<li>\n<strong>Product Type<\/strong>: Tankless Heater<\/li>\n<li>\n<strong>Energy Factor<\/strong>: 0.95<\/li>\n<li>\n<strong>Depth (Inches)<\/strong>: 11.4<\/li>\n<li>\n<strong>Width (Inches)<\/strong>: 18.5<\/li>\n<li>\n<strong>Height (Inches)<\/strong>: 26.4<\/li>\n<li>\n<strong>Flow Range (GPM)<\/strong>: 0.26 &#8211; 9.8<\/li>\n<li>\n<strong>Installation Type<\/strong>: Outdoor Only<\/li>\n<li>\n<strong>Temperature Range (F)<\/strong>: 98\u00b0F to 120\u00b0F<\/li>\n<li>\n<strong>Cold Water Inlet (NPTM)<\/strong>: 3\/4&#8243;<\/li>\n<li>\n<strong>Hot Water Outlet (NPTF)<\/strong>: 3\/4&#8243;<\/li>\n<li>\n<strong>Flow Rate at 40F Temp Rise (GPM)<\/strong>: 9.8<\/li>\n<li>\n<strong>Flow Rate at 50F Temp Rise (GPM)<\/strong>: 7.6<\/li>\n<li>\n<strong>Flow Rate at 60F Temp Rise (GPM)<\/strong>: 6.4<\/li>\n<li>\n<strong>Flow Rate at 70F Temp Rise (GPM)<\/strong>: 5.5<\/li>\n<li>\n<strong>Flow Rate (GPM)<\/strong>: 0.26 to 11<\/li>\n<li>\n<strong>Gas Connection<\/strong>: 3\/4&#8243;<\/li>\n<li>\n<strong>Uniform Energy Factor<\/strong>: 0.93<\/li>\n<li>\n<strong>Domestic Hot Water Flow Rate (Maximum)<\/strong>: 11 GPM \/ (41.6 l\/min)<\/li>\n<li>\n<strong>SCAQMD Approved<\/strong>: Ultra Low NOx<\/li>\n<li>\n<strong>Warranty \u2013 Residential Heat Exchanger (months)<\/strong>: 180<\/li>\n<li>\n<strong>Warranty \u2013 Residential Labor (months)<\/strong>: 12<\/li>\n<li>\n<strong>Warranty \u2013 Residential Parts (months)<\/strong>: 60<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>The RINNAI RU199EN tankless water heater is designed for residential, outdoor use, providing 15000 to 199000 BTU\/Hour. This natural gas unit features direct electronic ignition and operates at 120 Volt AC at 60 Hertz, 12 Volt DC, 4 Amp, 81 Watt.<\/p>\n","protected":false},"featured_media":5919,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[331],"product_tag":[],"class_list":["post-5918","product","type-product","status-publish","has-post-thumbnail","product_cat-maintenance-supplies","first","instock","shipping-taxable","purchasable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/igvagas.com\/index.php?rest_route=\/wp\/v2\/product\/5918","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/igvagas.com\/index.php?rest_route=\/wp\/v2\/product"}],"about":[{"href":"https:\/\/igvagas.com\/index.php?rest_route=\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/igvagas.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=5918"}],"version-history":[{"count":1,"href":"https:\/\/igvagas.com\/index.php?rest_route=\/wp\/v2\/product\/5918\/revisions"}],"predecessor-version":[{"id":5924,"href":"https:\/\/igvagas.com\/index.php?rest_route=\/wp\/v2\/product\/5918\/revisions\/5924"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/igvagas.com\/index.php?rest_route=\/wp\/v2\/media\/5919"}],"wp:attachment":[{"href":"https:\/\/igvagas.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=5918"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/igvagas.com\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_brand&post=5918"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/igvagas.com\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_cat&post=5918"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/igvagas.com\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_tag&post=5918"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}