Rinnai SENSEI RXP199iN Condensing Tankless Water Heater with Recirculation Pump
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The Rinnai SENSEI RXP199iN is a condensing tankless water heater with an integrated Smart-Circ recirculation pump. It reaches 199,000 BTU and up to 11.0 GPM with a 0.98 UEF and Energy Star certification, and runs on natural gas or propane without a conversion kit.
Smart-Circ uses a multi-speed DC pump that learns household habits and recirculates to match, cutting the wait at the tap, and a push button triggers recirculation on demand. Smart-Sense adaptive gas valve technology switches between natural gas and propane in the field. Bluetooth Smart Connect pairs the heater with the Rinnai Central app for setup and registration.
The unit installs indoors as delivered and outdoors with the optional Versa-Vent cap. It supports up to 75 ft of 2 in. PVC/CPVC venting, offers Quick-Flush maintenance, produces ultra-low NOx emissions, is mobile home certified and is approved for altitudes up to 10,200 ft.
Highlights
199,000 BTU input with flow from 0.13 to 11.0 GPM
0.98 UEF, Energy Star certified
Integrated Smart-Circ pump with push-button on-demand mode
Smart-Sense gas valve adapts to natural gas or propane, no kit needed
Up to 75 ft of 2 in. PVC/CPVC venting
High-altitude approved up to 10,200 ft
Specifications
Brand | Rinnai |
Model | RXP199IN |
Input | 199,000 BTU max |
Flow rate | 0.13-11.0 GPM |
Efficiency | 0.98 UEF |
Fuel | Natural gas or propane |
Combustion | Condensing |
Recirculation | Integrated Smart-Circ pump |
Venting | 2 in. PVC/CPVC, up to 75 ft |
Installation | Indoor; outdoor with Versa-Vent cap |
Connections | 3/4 in. NPT gas and water, 1/2 in. NPT condensate |
Electrical | 120 V, 60 Hz, 4 A max |
Connectivity | Bluetooth |
Width | 18.5 in. |
Depth | 11.4 in. |
Certifications | Energy Star, mobile home certified, ultra-low NOx |
Good to know
Gas-fired appliance: it must be installed, vented and commissioned by a qualified installer in line with local codes and the manufacturer's installation manual.



