The most advanced condensing tankless water heater on the market, setting the standard for efficiency up to 0.98 UEF. Improve your lifestyle with Smart-Circ™ Intelligent Recirculation that learns your water usage patterns and provides unlimited hot water according to your schedule.
Bluetooth Smart Connect4-speed DC recirculation pumpENERGY STAR 5.0
0.98UEF efficiency
75ft2" venting distance
4Pump speed settings
NG/LPAuto gas-type detection
Key features
Smart Connect via Bluetooth to the RX unit using your smartphone and the Rinnai Central App for quick setup and registration
Smart-Circ™ Intelligent Recirculation™ automatically learns users' hot water usage patterns
Quick Flush — simplified system flushing
Industry-leading 2" venting up to 75 feet
Recirculation on demand via push-button activation
4-speed high efficiency DC recirculation pump
Super high efficiency of 0.98 UEF, meets ENERGY STAR 5.0
Smart Sense Gas Valve Technology adjusts to either natural gas or propane — no conversion kit required
Rinnai SENSEI® RX Series. Follow the installation manual, venting requirements and manufacturer instructions.
