Product Description
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.
- Easy of Installation and Serviceability
- Compact Design to Save Space
- Wi-Fi Technology for Remote Monitoring and Management
Product Highlights
This tankless water heater offers easy installation, a compact design, and Wi-Fi technology for remote monitoring.
Product Information
Standard Information
- Brand: RINNAI
- Manufacturer Part Number: RU180EN
- Country of Origin: Japan
Technical Specifications
- Applicable Standard: ANSI Z21.10.3, CSA 4.3, AHRI
- Electrical Input Supply Rating: 120 Volt AC at 60 Hertz, 12 Volt DC, 4 Amp, 62 Watt
- Energy Saver Conformance: Yes
- Gas Input Supply Rating: 15000 to 180000 BTU/Hour
- Gas Type: Natural Gas
- Ignition Type: Direct Electronic Ignition
- Inclusions/Features: 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
- Inlet/Outlet Connection: 3/4 Inch Threaded x 3/4 Inch Threaded
- Options: 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
- Relief Valve Details: Isolation and Pressure Relief Valve Supplied
- Tank Dimensions: 18.5 Inch Width x 11.45 Inch Depth x 26.4 Inch Height
- Temperature Rating: 98 to 140 Deg F
- Type: Residential, Outdoor
- Brand Name: SENSEI
- Manufacturer Part Number Additional: REU-N2934W-US-N
- Series/Model: RU180
- Fuel Type: Natural Gas
- Maximum BTU: 180 MBH
- Location: Outdoor
- Wi-Fi Ready: Yes
- Gas Line Compatible: 1/2 in. (13 mm)
- Voltage: AC 120 Volts, 60 Hz
- Mounting: Wall
- Standards: AHRI, CSA, CEC, Energy Star, Mobile Home Certified
- Vent Type: Outdoor
- Temp. Range: 98-185 deg. F
- Gas Connection: 3/4″ MNPT
- Flow Rate (GPM): 0.26 to 10
- Additional Features: ENERGY STAR® Qualified with an Energy Factor of 0.96 / Uniform Energy Factor of 0.93
- Residential / Commercial: Residential
- Country of Origin (subject to change): Japan
- DC Voltage: 12 VDC
- Amperage: 4 A
- Wattage: 62 W
- Max. BtuH Input: 180,000
- Min. BtuH Input: 15,000
- Depth (Inches): 11.4″
- Width (Inches): 18-1/2″
- Height (Inches): 26.4″
- Flow Range (GPM): 0.26 – 9.0
- Cold Water Inlet (NPTM): 3/4″
- Hot Water Outlet (NPTF): 3/4″
- Flow Rate at 40F Temp Rise (GPM): 8.6
- Flow Rate at 50F Temp Rise (GPM): 6.9
- Flow Rate at 60F Temp Rise (GPM): 5.8
- Flow Rate at 70F Temp Rise (GPM): 4.9
- Energy Factor: 0.95
- Temperature Range (F): 98°F to 120°F
- ENERGY STAR qualified: with Uniform Energy Factor of 0.95
- Maximum Gallons per Minute: 10
- Manufacturer Trade Model Number – U.S.: RU180eN
- Product Depth: 12.0 in / (305 mm)
- Product Height: 27.9 in / (709 mm)
- Product Width: 18.5 in / (470 mm)
- Product Weight: 64 lb / (29 kg)
- Installation Type: Outdoor Only
- Recirculation Capable: Yes
- Residential Energy Star: Yes
- Uniform Energy Factor: 0.93
- Domestic Hot Water Flow Rate (Maximum): 10 GPM / (37.9 l/min)
- SCAQMD Approved: Ultra Low NOx
- Warranty – Residential Heat Exchanger (months): 180
- Warranty – Residential Labor (months): 12
- Warranty – Residential Parts (months): 60
- Model: RU180EN
- MPN: MFG# RU180EN
- Condition: New
Why buy from Doctor Paintz
- Sold and shipped by Doctor Paintz – doctorpaintz.us
- Brand-new, factory-sealed stock – never reclaimed or refilled
- Trade pricing and bulk/pallet quantities for HVAC contractors
- US-based order support, tracked shipping on every order

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