Luxury Series Tankless Water Heater

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RL94i (REU-VC2837FFUD-US) click to zoom into photo of
  • ENERGY STAR® Qualified
  • Energy Factor of .82 for Natural Gas and Propane
  • Built-in Rinnai Circ-LogicTM recirculation program cycles an external pump at pre-set intervals and temperatures to maximize efficiency and comfort (see brochure for more details)
  • Certified for Installation in Manufactured (Mobile) Homes
  • Enhanced scale detection lessens possibility of serious, long-term damage to unit
  • Temperature lock function prevents accidental or unauthorized changes to water temperature

Width: 14 Inches

Height: 23 Inches

Depth: 9.3 Inches


46 Pounds


Direct Electronic

Hot Water Capacity

0.26 to 9.8 GPM

Minimum Activation Rate

0.4 GPM

Minimum/Maximum Gas Rate (Input BTUs)

10,300 – 199,000

Energy Factor

0.82 for Natural Gas and Propane

Energy Star


Approved Gas Types

Natural Gas or Propane

Temperature Settings

98°F - 140°F with MC-91-2US

98° F - 185° F with MCC-91-2US

Type of Controller

MC-91-2US (included)

MCC-91-2US (optional for Commercial or Hydronic Applications)

MC-100V-1US Deluxe Controller (optional)

BC-100V-1US Bathroom Controller (optional)

Ultra Lox NOx



AC 120 Volts, 60 Hz

Electrical Consumption

Normal: 97 Watts

Standby: 2 Watts

Anti-Frost Protection: 120 Watts

Service Connections

Gas Supply: 3/4 Inch MNPT

Cold Water Inlet: 3/4 Inch MNPT

Hot Water Outlet: 3/4 Inch MNPT

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