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Spec Sheet Install Manual Learn More


RE180iN 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: 0.82
  • Warranty 15 yr Heat Exchanger / 5 yr Parts / 1 yr Labor
  • 10,400 BTU (minimum)
    180,000 BTU (maximum)
  • Indoor Only
  • RE Models DO NOT include isolation valves in the box (P/N: MIVK-T-LW).

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. RE180iN
Product Depth 10.77 in / (274 mm)
Product Height 27.28 in / (693 mm)
Product Width 14.05 in / (357 mm)
Product Weight 42.1 lb / (19.1 kg)
Gas Type Natural Gas
Installation Type Indoor Only
Uniform Energy Factor 0.82
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 r™), 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


Related Articles:

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

5 Powerful Benefits of Upgrading to a Rinnai Tankless Water Heater

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How Tankless Water Heaters Work


Installation Type:
Indoor Only

Fuel Type:
Natural Gas

Energy Factor:
0.82

Energy Star Rated:
No

Type:
Concentric

Non-Condensing

BTU (Min):
10400

BTU (Max):
180000

Temperature Range (F):
98°F to 140°F

Flow Range (GPM):
0.13 - 8.5

Voltage:
120v

Hot Water Outlet (NPTF):
3/4"

Gas Connection:
3/4"

Cold Water Inlet (NPTM):
3/4"

Weight (lbs):
42.1

Application:
Residential

Product Height
27.28 in / (693 mm)
Product Width
14.05 in / (357 mm)
Product Depth
10.77 in / (274 mm)
Product Weight
42.1 lb / (19.1 kg)

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