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Hard To Find Rinnai - Re140in - Re Model Series High Efficiency Non Condensing Get Yours Today [A8TWMZ3z]

$62.99 $201.99 -69%

Spec Sheet  Install Manual Learn MoreRE140iN is the perfect combination of high efficiency, comfort and value in a natural gas non- condensing tankless water heater from Rinnai. Ideal for small to medium homes or remodels. Only the size of a small su

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Hard To Find Rinnai - Re140in - Re Model Series High Efficiency Non Condensing Get Yours Today [A8TWMZ3z]

Spec Sheet  Install Manual Learn More

RE140iN is the perfect combination of high efficiency, comfort and value in a natural gas non- condensing tankless water heater from Rinnai. Ideal for small to medium homes or remodels. Only the size of a small suitcase, is easy-to-install, reliable, and perfect for indoor locations; Rinnai products provide peace of mind with warranties that surpass the competition.

  • Uniform Energy Factor: 0.81
  • Warranty 15 yr Heat Exchanger / 5 yr Parts / 1 yr Labor
  • 10,400 BTU (minimum)
    140,000 BTU (maximum)
  • Indoor

Optimized Concentric Venting for Non-Condensing Models

Rinnai Tankless Water Heaters were the first to use a unique concentric venting system  featuring an inner pipe for exhaust and an outer pipe for fresh air from outdoors. The result is a direct-vent, sealed combustion system that requires only one penetration through the wall or roof.


Specifications

Manufacturer Trade Model Number - U.S. RE140iN
Product Depth 10.77 in / (274 mm)
Product Height 27.28 in / (693 mm)
Product Width 14.05 in / (357 mm)
Product Weight 38.5 lb / (17.5 kg)
Gas Type Natural Gas
Installation Type Indoor
Recirculation Capable Yes
Uniform Energy Factor 0.81
Wi-Fi Capable

Yes


Compact Design to Save Space

Wi-Fi Technology for Remote Monitoring, Management and Recirculation Control.

Improved Gas Conversion


Optional Accessories

Condensate Neutralizer, ScaleCutter, Additional Controllers, Pipe Cover, EZConnect™ Cables, control·r™ Wi-Fi Module, External Recirculation Pump, Wireless Accessories, and many more.

Controller Standard: Integrated

Controller Optional: MC-195T-US, RWM101 (control ), MC601, MCC601 (RE199/RE180)


Warranty

Heat Exchanger: 15 years or 12,000 operation hours, whichever occurs first

All Other Parts and Components: 5 Years Reasonable Labor: 1 Year


* It is recommended that a trained and qualified professional who has attended a Rinnai training class complete the installation. The warranty may be voided due to any improper installation.


Installation and service must be performed by a licensed professional.


Related Articles:

How to fix the Rinnai Error Code LC or 00 Scale Build-Up Problem?

Properly Sizing a Tankless Water Heater

Why Every Home Needs a Wireless Controller for their Tankless Water Heater

5 Powerful Benefits of Upgrading to a Rinnai Tankless Water Heater

Rinnai Tankless Water Heaters

Rinnai Error Codes and Troubleshooting Tips

How Tankless Water Heaters Work


What Our Customers Say

January 23, 2026

Absolutely no complaints!

It's been a reliable workhorse since day one.

- Zoe Wood.

January 23, 2026

Absolutely no complaints!

This is a very forward-thinking product.

- Violet Williams.

January 23, 2026

Absolutely no complaints!

It exceeded my expectations in terms of performance.

- Gabrielle G..

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