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Rinnai RU98iN Tankless Water Heater

Natural Gas Tankless Water Heater Rinnai RU98iN

Brand: Rinnai
Mfg Number:
  • Fuel Type: Natural Gas
  • Input (BTU): 199000
  • Ignition Type: Direct Electronic
  • Energy Factor: 0.95
Availability: Out of Stock
Product Information
Retail: $2,513.70 Price: $2,154.60
You Save: $359.10 (14.3%)


Rinnai takes tankless water heating one step further with condensing technology that delivers more efficiency than ever before. With model RU98iN, you can enjoy all the same tankless benefits you've come to expect from Rinnai, plus even greater energy savings. With 15,200 - 199,000 input BTU's, this condensing tankless unit is Energy Star and offers a continuous supply of fresh, clean hot water. Rinnai's unique condensing design incorporates two innovative heat exchangers to achieve optimum heating value from every cubic foot of natural gas. The top-down burner design increases reliability and ensures a longer service life, while also reducing lifetime operating and maintenance costs. With the burner located above the condensing heat exchanger, the burner and copper heat exchanger are protected from condensate.

Rinnai RU98iN Tankless Water Heater Specifications
ItemWater Heater
Gas Connection (In.)3/4
Gas TypeNatural
Input (BTU)199,000
Ignition TypeDirect Electronic
Energy Factor0.95
Depth (In.)10-7/64
Width (In.)18-1/2
Height (In.)25-45/64
Water Connection (In.)3/4
GPM @ 45F Rise8.9
GPM @ 90F Rise4.4
Manufacturers Warranty LengthHeat Exchanger, 12 Years For Residential And 5 Years For Commercial and Hydronic Applications, (10 Years If Used With The Rinnai Hydronic Furnace) All Other Parts 5 Years, Labor 1 Year; (3 Years If Used As A Circulating Water Heater Within A Circulation loop, When The Water Heater Is In Series With A Circulation System And All Circulating Water Flows Through The Water Heater)
StandardsANS Z21.10.3-2004/CSA 4.3-2004
ComplianceCertified For Use With Potable Heating And Space Heating. NSF 4 Standard Approved. CA Plumbing Lead Law Approved. Southern CA NOx Compliant
IncludesIsolation Valves, Controller And Wall Bracket

Rinnai RU98iN Gas Tankless Water Heater Features:

  • ENERGY STAR Qualified
  • Energy Factor of .95 for Natural Gas
  • Built-in Rinnai Circ-LogicTM recirculation program cycles an external pump at pre-set intervals and temperatures to maximize efficiency and comfort
  • Enhanced scale detection lessens possibility of serious, long-term damage to unit
  • Temperature lock function prevents accidental or unauthorized changes to water temperature
  • Leak detection shuts off water to the interior units to limit property damage
  • Complies with South Coast Air Quality Management District 14 ng/J or 20 ppm NOx emission levels

Heater-Store or any of it's affiliates are not responsible for damages or injury caused by wrongful installation or application of this product.

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