Rinnai SENSEI™ Tankless Water Heaters meet the requirements for 2023 Energy Star 5.0 certification. 👍 The threshold to qualify for Energy Star certification is about to increase. Gas Fired Instantaneous (aka tankless) Water Heater manufacturers must achieve a UEF (Uniform Energy Factor) greater than 0.95 on units manufactured as of April 18th, 2023 in order to be certified with EnergyStar 5.0. Rinnai's SENSEI™ condensing tankless water heaters RU and RSC models from 160,000 to 199,000 BTU have

Rinnai’s new SENSEI® RX Series of condensing tankless water heaters achieve several industry firsts. 🎉 It is the industry’s first tankless water heater to achieve a 0.98 UEF. That is the highest rating ever for a gas condensing tankless water heater. All RX models were easily Energy Star certified. Other industry first features include: ✅ Smart Connect™ ✅ Smart Sense™ ✅ Versa Vent™ ✅ Quick Flush™ Rinnai designs and manufactures most of the key components that go into the SENSEI® RX Series, allo