ENERGY STAR Certified Water Heaters

Product Details: Rinnai - RUC80i(N P) : REU-KBD2530FFUD-US

Solar water heater products have requirements for Solar Energy Factor (SEF), not Energy Factor (EF). For complete information on all products, click the product link or download the full product list in Excel.
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ENERGY STAR PartnerField details: Rinnai America Corporation
TypeField details: Gas Tankless
FuelField details: Propane, Natural Gas
Vent TypeField details: Direct Vent
Water Heater Depth (in.)Field details: 10.5
Water Heater Height (in.)Field details: 26.4
Water Heater Width (in.)Field details: 18.5
Vent Size (in.)Field details: 3.0
Input Rate (kBtu/hr)Field details: 152000
Energy FactorField details: 0.96
Therms/year for Natural GasField details: 161
First Hour Rating (gallons/hr)Field details: 270
Maximum Gallons per MinuteField details: 4.5
Minimum Gallons Per MinuteField details: 0.2
Recovery Efficiency (%)Field details: 97
MarketsField details: United States, Australia, New Zealand, Switzerland, Europe, Taiwan, Japan, Canada
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