{"id":5873,"date":"2026-10-17T10:47:55","date_gmt":"2026-10-17T10:47:55","guid":{"rendered":"https:\/\/igvagas.com\/?post_type=product&#038;p=5873"},"modified":"2026-10-17T10:47:56","modified_gmt":"2026-10-17T10:47:56","slug":"rinnai-ru180en-sensei-tankless-water-heater-180000-btu","status":"publish","type":"product","link":"https:\/\/igvagas.com\/?product=rinnai-ru180en-sensei-tankless-water-heater-180000-btu","title":{"rendered":"Rinnai RU180EN Sensei Tankless Water Heater 180000 BTU"},"content":{"rendered":"<h3>Product Description<\/h3>\n<p>The Rinnai RU180EN is a tankless water heater designed for residential, outdoor use. It features a 3\/4 Inch Threaded x 3\/4 Inch Threaded inlet\/outlet connection and uses natural gas. The gas input supply rating is 15000 to 180000 BTU\/Hour and the temperature rating is 98 to 140 Deg F. The tank dimensions are 18.5 Inch Width x 11.45 Inch Depth x 26.4 Inch Height.<\/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>This tankless water heater offers easy installation, a compact design, and Wi-Fi technology for remote monitoring.<\/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>: RU180EN<\/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, 62 Watt<\/li>\n<li>\n<strong>Energy Saver Conformance<\/strong>: Yes<\/li>\n<li>\n<strong>Gas Input Supply Rating<\/strong>: 15000 to 180000 BTU\/Hour<\/li>\n<li>\n<strong>Gas Type<\/strong>: Natural Gas<\/li>\n<li>\n<strong>Ignition Type<\/strong>: Direct Electronic Ignition<\/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>Tank Dimensions<\/strong>: 18.5 Inch Width x 11.45 Inch Depth x 26.4 Inch Height<\/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>Brand Name<\/strong>: SENSEI<\/li>\n<li>\n<strong>Manufacturer Part Number Additional<\/strong>: REU-N2934W-US-N<\/li>\n<li>\n<strong>Series\/Model<\/strong>: RU180<\/li>\n<li>\n<strong>Fuel Type<\/strong>: Natural Gas<\/li>\n<li>\n<strong>Maximum BTU<\/strong>: 180 MBH<\/li>\n<li>\n<strong>Location<\/strong>: Outdoor<\/li>\n<li>\n<strong>Wi-Fi Ready<\/strong>: Yes<\/li>\n<li>\n<strong>Gas Line Compatible<\/strong>: 1\/2 in. (13 mm)<\/li>\n<li>\n<strong>Voltage<\/strong>: AC 120 Volts, 60 Hz<\/li>\n<li>\n<strong>Mounting<\/strong>: Wall<\/li>\n<li>\n<strong>Standards<\/strong>: AHRI, CSA, CEC, Energy Star, Mobile Home Certified<\/li>\n<li>\n<strong>Vent Type<\/strong>: Outdoor<\/li>\n<li>\n<strong>Temp. Range<\/strong>: 98-185 deg. F<\/li>\n<li>\n<strong>Gas Connection<\/strong>: 3\/4&#8243; MNPT<\/li>\n<li>\n<strong>Flow Rate (GPM)<\/strong>: 0.26 to 10<\/li>\n<li>\n<strong>Additional Features<\/strong>: ENERGY STAR\u00ae Qualified with an Energy Factor of 0.96 \/ Uniform Energy Factor of 0.93<\/li>\n<li>\n<strong>Residential \/ Commercial<\/strong>: Residential<\/li>\n<li>\n<strong>Country of Origin (subject to change)<\/strong>: Japan<\/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>: 62 W<\/li>\n<li>\n<strong>Max. BtuH Input<\/strong>: 180,000<\/li>\n<li>\n<strong>Min. BtuH Input<\/strong>: 15,000<\/li>\n<li>\n<strong>Depth (Inches)<\/strong>: 11.4&#8243;<\/li>\n<li>\n<strong>Width (Inches)<\/strong>: 18-1\/2&#8243;<\/li>\n<li>\n<strong>Height (Inches)<\/strong>: 26.4&#8243;<\/li>\n<li>\n<strong>Flow Range (GPM)<\/strong>: 0.26 &#8211; 9.0<\/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>: 8.6<\/li>\n<li>\n<strong>Flow Rate at 50F Temp Rise (GPM)<\/strong>: 6.9<\/li>\n<li>\n<strong>Flow Rate at 60F Temp Rise (GPM)<\/strong>: 5.8<\/li>\n<li>\n<strong>Flow Rate at 70F Temp Rise (GPM)<\/strong>: 4.9<\/li>\n<li>\n<strong>Energy Factor<\/strong>: 0.95<\/li>\n<li>\n<strong>Temperature Range (F)<\/strong>: 98\u00b0F to 120\u00b0F<\/li>\n<li>\n<strong>ENERGY STAR qualified<\/strong>: with Uniform Energy Factor of 0.95<\/li>\n<li>\n<strong>Maximum Gallons per Minute<\/strong>: 10<\/li>\n<li>\n<strong>Manufacturer Trade Model Number \u2013 U.S.<\/strong>: RU180eN<\/li>\n<li>\n<strong>Product Depth<\/strong>: 12.0 in \/ (305 mm)<\/li>\n<li>\n<strong>Product Height<\/strong>: 27.9 in \/ (709 mm)<\/li>\n<li>\n<strong>Product Width<\/strong>: 18.5 in \/ (470 mm)<\/li>\n<li>\n<strong>Product Weight<\/strong>: 64 lb \/ (29 kg)<\/li>\n<li>\n<strong>Installation Type<\/strong>: Outdoor Only<\/li>\n<li>\n<strong>Recirculation Capable<\/strong>: Yes<\/li>\n<li>\n<strong>Residential Energy Star<\/strong>: Yes<\/li>\n<li>\n<strong>Uniform Energy Factor<\/strong>: 0.93<\/li>\n<li>\n<strong>Domestic Hot Water Flow Rate (Maximum)<\/strong>: 10 GPM \/ (37.9 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<li>\n<strong>Model<\/strong>: RU180EN<\/li>\n<li>\n<strong>MPN<\/strong>: MFG# RU180EN<\/li>\n<li>\n<strong>Condition<\/strong>: New<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>The Rinnai RU180EN is a tankless water heater designed for residential, outdoor use. It features a 3\/4 Inch Threaded x 3\/4 Inch Threaded inlet\/outlet connection and uses natural gas.<\/p>\n","protected":false},"featured_media":5874,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[331],"product_tag":[],"class_list":["post-5873","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\/5873","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=5873"}],"version-history":[{"count":1,"href":"https:\/\/igvagas.com\/index.php?rest_route=\/wp\/v2\/product\/5873\/revisions"}],"predecessor-version":[{"id":5879,"href":"https:\/\/igvagas.com\/index.php?rest_route=\/wp\/v2\/product\/5873\/revisions\/5879"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/igvagas.com\/index.php?rest_route=\/wp\/v2\/media\/5874"}],"wp:attachment":[{"href":"https:\/\/igvagas.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=5873"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/igvagas.com\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_brand&post=5873"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/igvagas.com\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_cat&post=5873"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/igvagas.com\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_tag&post=5873"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}