Product Description
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.
- Easy of Installation and Serviceability
- Compact Design to Save Space
- Wi-Fi Technology for Remote Monitoring and Management
Product Highlights
The RINNAI RU199EN tankless water heater delivers on-demand hot water with a compact design and user-friendly features.
Product Information
Standard Information
- Brand: RINNAI
- Manufacturer Part Number: RU199EN
- 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, 81 Watt
- Energy Saver Conformance: Yes
- Gas Input Supply Rating: 15000 to 199000 BTU/Hour
- Gas Type: Natural Gas
- Ignition Type: Direct Electronic
- 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
- Temperature Rating: 98 to 140 Deg F
- Type: Residential, Outdoor
- BTU/Hr: 15000 to 199000
- Voltage: 120 VAC
- Frequency: 60 Hz
- DC Voltage: 12 VDC
- Amperage: 4 A
- Wattage: 81 W
- GPM: 9.8
- Material: Lead-Free
- Application: Residential, Outdoor
- Max. BtuH Input: 199,000
- Min. BtuH Input: 15,000
- Wifi Capable: True
- Energy Star Rated: Yes
- Product Type: Tankless Heater
- Energy Factor: 0.95
- Depth (Inches): 11.4
- Width (Inches): 18.5
- Height (Inches): 26.4
- Flow Range (GPM): 0.26 – 9.8
- Installation Type: Outdoor Only
- Temperature Range (F): 98°F to 120°F
- Cold Water Inlet (NPTM): 3/4″
- Hot Water Outlet (NPTF): 3/4″
- Flow Rate at 40F Temp Rise (GPM): 9.8
- Flow Rate at 50F Temp Rise (GPM): 7.6
- Flow Rate at 60F Temp Rise (GPM): 6.4
- Flow Rate at 70F Temp Rise (GPM): 5.5
- Flow Rate (GPM): 0.26 to 11
- Gas Connection: 3/4″
- Uniform Energy Factor: 0.93
- Domestic Hot Water Flow Rate (Maximum): 11 GPM / (41.6 l/min)
- SCAQMD Approved: Ultra Low NOx
- Warranty – Residential Heat Exchanger (months): 180
- Warranty – Residential Labor (months): 12
- Warranty – Residential Parts (months): 60
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

Reviews
Clear filtersThere are no reviews yet.