V65i (REU-VC2025FFU-US)

Value Series Tankless Water Heater

Get a Quote

Want more information? Let's connect you with the three Rinnai dealers nearest you.

V65i (REU-VC2025FFU-US) click to zoom into photo of
V65i (REU-VC2025FFU-US)
  • ENERGY STAR® Qualified
  • Energy Factor of .82 for Natural Gas and Propane
  • Certified for Installation in Manufactured (Mobile) Homes
  • Enhanced scale detection lessens possibility of serious, long-term damage to unit
  • Temperature lock prevents accidental or unauthorized changes to water temperature
  • Complies with South Coast Air Quality Management District 14 ng/J or 20 ppm NOx emission levels

V65i (REU-VC2025FFU-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: 14 Inches (355.6 mm)

Height: 23 Inches (584.2 mm)

Depth: 9 Inches (228.6 mm)


45.6 lbs (20.7 kg)

Installation Type


Minimum/Maximum BTU

10,300 / 150,000 Natural Gas and Propane

Energy Factor

0.82 for Natural Gas and Propane

Temperature Range

Residential Only: 98°F - 140°F (37°C - 60°C)

Minimum Activation Rate

0.4 gpm (1.5 lpm)

Flow Rate (70° / 50° Temperature Rise)

​3.6 / 5.0 gpm (13.6 / 18.9 lpm)

Hot Water Flow Rate Range

0.26 - 6.5 gpm (0.98 - 24.6 lpm)


Standard: MC-91-2US

Optional: MC-100-1, BC-100V-1

Ultra Lox NOx


Warranty (Residential)*

Limited 10-year on heat exchanger, 5-year on parts, 1-year on labor

Warranty (Commercial)*

​Residential Only

Mobile Home Certified


Valves Shipped in Box


High Altitude Approved

​Up to 10,200 ft. (3,109 m)



Venting Options


Tankless Rack System (TRS/TRW) Compatible


1/2" Gas Line Compatible


* 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

Get more information about this tankless water heater unit delivered to your inbox.

We will also include the contact information of three professional installers near your location or you can find a dealer now.