Rinnai SE+ Series 10 GPM Indoor Condensing Tankless Water Heater, NG - RU180iN

Rinnai SE+ Series 10 GPM Indoor Condensing Tankless Water Heater, NG - RU180iN

Upgrade your home’s hot water system with the Rinnai SE+ Series 10 GPM Indoor Condensing Tankless Water Heater, NG. This high-efficiency natural gas water heater is designed to provide an endless supply of hot water while reducing energy consumption and lowering your utility bills.

Unmatched Efficiency and Advanced Technology

The Rinnai SE+ Series 10 GPM Indoor Condensing Tankless Water Heater features a cutting-edge condensing design and a modulating gas valve, which work together to optimize energy use and deliver consistent water temperature. With a remarkable Uniform Energy Factor (UEF) of 0.95, this tankless water heater is among the most efficient on the market.

Features

• Wi-Fi Ready

• Control and Monitoring

• Remote Diagnostics and Maintenance

• Accessibility and Convenience

• Recirculation Solution Made Possible with Circ-Logic Technology

• Includes Isolation Valves

• Smart Home Automation **

• Allows 20 Voice Commands using Control-R™ Module

• Adjust Water Temperature

• Turn on/off Recirculation System on Tankless Models featuring ThermaCirc360™ or Circ-Logic

• Schedule Recirculation

• Highest Level of Energy Savings

• Dual Stainless Steel Heat Exchangers

• Installation and Service Ease with SENSEI Design

• Industry-Best Warranty

• Will Service 3 - 5 Bathrooms Simultaneously

• 180,000 BTUs

• Hot Water Capacity Range:  0.26 GPM to 10 GPM

• 0.93 Uniform Energy Factor

• Dimensions:  14.6" x 33.1" x 21.7"

Specification

What Our Experts Think

• Powerful 10 GPM indoor tankless water heater, perfect for large households.

• Operates on natural gas (NG) with advanced condensing technology for efficiency and lower energy bills.

• Provides endless hot water for multiple bathrooms and appliances at once.

• Compact, wall-mounted design frees up valuable floor space.

Q&A

Q: What is the maximum flow rate?
A: The RU180iN delivers up to 10 gallons per minute, ideal for simultaneous hot water use.

Q: What type of fuel does this unit use?
A: It runs on natural gas (NG).

Q: Is it designed for indoor installation?
A: Yes, the RU180iN is specifically built for indoor applications.

Maintenance Tips

• Flush the heat exchanger annually to prevent scale buildup.

• Inspect venting and gas lines regularly for safety.

• Use a water softener in hard water areas to extend system lifespan.

• Keep installation space clear and ventilated.