RV53e (REU-VAM1620W-US)

Value Series Tankless Water Heater

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RV53e (REU-VAM1620W-US)
  • ENERGY STAR® Qualified
  • Lightweight and Compact
  • Certified for Installation in Manufactured (Mobile) Homes
  • Pre-set at 120°F (adjustable to 140° by installer)
  • Natural Gas and Propane Models Available
  • Meets California and Texas NOx Emissions Standards
  • Energy Factor of .82 for Both Gas Types
  • Integrated Error Code Indicator
  • Compatible with Full Line of Rinnai Digital Controllers
  • Temperature Range with Controllers: 98°F - 140°F
  • 10-Year Warranty on Heat Exchanger, 5 Year Parts, 1 Year Labor

RV53e (REU-VAM1620W-US) Gallery

What is a Rinnai Tankless Water Heater
What is a Rinnai Tankless Water Heater
Why Go Tankless Over a Tank Water Heater
Why Go Tankless Over a Tank Water Heater
Tankless Water Heaters are a Smart Investment
Tankless Water Heaters are a Smart Investment

Width: 13.75 Inches

Height: 20.88 Inches

Depth: 6.75 Inches


34.2 Pounds


Outdoor, Residential Only

Hot Water Capacity

0.6 to 5.3 GPM at 35°F Rise

Approved Gas Types

Natural Gas or Propane

Minimum/Maximum Gas Rate (Input BTUs)

Natural Gas: 19,000 – 120,000 BTU

Propane: 20,200 – 120,000 BTU

Energy Factor

Natural Gas: 0.82

Propane: 0.82

Thermal Efficiency

Natural Gas: 82%

Propane: 82%


AC 120 Volts, 60 Hz

Electrical Consumption

Normal: 33 Watts

Standby: 2 Watts

Anti-Frost Protection: 74 Watts

Gas Connection

Gas Supply: ¾ Inch MNPT

Cold Water Inlet: ¾ Inch MNPT

Hot Water Outlet: ¾ Inch MNPT

Temperature Settings

120°F (factory default) or 140°

* For complete information and details regarding Rinnai’s warranty, please visit rinnai.us.
* To achieve temperatures over 140°F, an MCC-91 commercial controller must be purchased separately.
*** For complete information on gas sizing for Rinnai Tankless Water Heaters, consult the Operation and Installation Manual

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