Are you tired of running out of hot water during your shower? The Rinnai tankless water heaters provide endless hot water on demand.
These innovative systems, like the Rinnai RX199iN and Rinnai RU199iN, are designed to efficiently heat water as you need it. With a compact design, they save space while providing consistent performance, ensuring you never face cold water again.
Key features include advanced temperature control and energy efficiency, making them perfect for modern homes. We break down performance, durability, and more to help you choose the right model for your needs.



Rinnai RX199iN Tankless Water Heater
In a market flooded with tankless water heaters, the Rinnai RX199iN stands out by offering exceptional performance and versatility. This model can be installed both indoors and outdoors, making it a flexible choice for various home setups. Powered by either natural gas or propane, it features a Smart Sense gas control system that optimizes efficiency.
Where It Excels
- 30% lighter than the Rinnai RUR199EN, making installation easier and less cumbersome.
Where It Lags
- Fewer color options than some competitors like the EcoSmart ECO 27, which offers a wider range of finishes.
With a capacity of up to 11.1 GPM, the Rinnai RX199iN ensures that you’ll never run out of hot water, even with multiple fixtures in use. Its compact design, comparable to a small suitcase, makes it an excellent choice for space-constrained areas. Additionally, the energy efficiency rating of UEF .98 means lower utility bills, a significant advantage over older models.
Pick this if weight matters most, as its lighter build simplifies installation. However, if aesthetic customization is a priority, you might want to explore alternatives like the EcoSmart ECO 27. Overall, the Rinnai RX199iN is a smart investment for those seeking reliability and efficiency in their hot water solutions.
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Rinnai RU199iN Tankless Water Heater 11 GPM
In a market flooded with tankless hot water heaters, the Rinnai RU199iN Condensing Tankless Hot Water Heater stands out by offering an impressive combination of efficiency and performance. With its ability to deliver up to 11 gallons per minute (GPM), it ensures a steady supply of hot water for multiple appliances simultaneously, making it a top choice for larger households.
Where It Excels
- 30% lighter than the Rheem RUC98i, making installation easier and less cumbersome.
Where It Lags
- Fewer color options than the EcoSmart ECO 27, which may not appeal to those looking for aesthetic variety.
This model is particularly advantageous for those prioritizing space and energy efficiency. Its compact design not only saves room but also conserves energy by heating water only when needed. The Rinnai RU199iN is also ENERGY STAR qualified, ensuring lower utility bills and a reduced environmental footprint.
However, potential buyers should note that professional installation is recommended, as improper setup can lead to performance issues. Additionally, while it excels in functionality, its limited color options might deter some consumers seeking personalized home solutions.
Pick this if weight matters most, and you need a reliable, efficient hot water solution for a busy household.
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Rinnai RE199eN Outdoor Tankless Water Heater
In a market flooded with tankless water heaters, the Rinnai RE199eN Non-Condensing Natural Gas Tankless Water Heater stands out by offering a compact design without compromising performance. With the ability to deliver up to 9.8 GPM, it ensures you never run out of hot water, making it an excellent choice for larger households.
Where It Excels
- 30% lighter than the Rheem RUR199iN, making installation easier and reducing the burden on mounting surfaces.
Where It Lags
- Fewer color options than the EcoSmart ECO 27, which offers a wider variety of finishes for aesthetic preferences.
Overall, the Rinnai RE199eN is a smart choice for those prioritizing efficiency and space-saving design. Its advanced features, such as the LED screen for service reminders, enhance user experience and maintenance. However, if aesthetic variety is essential to you, consider alternatives like the EcoSmart line. Pick this if weight matters most, as its lightweight design simplifies installation and handling, making it a top contender in the tankless water heater market.
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Rinnai RE199iP Propane Tankless Water Heater
In a market flooded with tankless water heaters, the Rinnai RE199iP Non-Condensing Propane Tankless Water Heater stands out by offering a remarkable combination of efficiency and compact design. With a maximum output of 9.8 GPM, this unit ensures you never run out of hot water, making it ideal for households with multiple fixtures in use simultaneously.
Where It Excels
- 30% lighter than the Rinnai RUR199EN, making installation easier and less cumbersome.
Where It Lags
- Fewer color options than the Rinnai RUR199EN, which offers a more modern aesthetic.
This model is particularly recommended for those who prioritize weight and compactness in their home installations. The smart design allows for energy conservation since it heats water only when needed, which can lead to significant savings on energy bills. Additionally, the LED screen provides helpful service reminders and error codes, enhancing user experience and maintenance.
However, if aesthetics and a broader selection of colors are important to you, you might find the RUR199EN more appealing. Overall, choose the Rinnai RE199iP if you need a lightweight, efficient solution that can handle the demands of a busy household.
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Rinnai CX199iN High Efficiency Tankless Water Heater
In a market flooded with tankless water heaters, the Rinnai CX199iN High Efficiency Plus Natural Gas Interior Tankless Water Heater stands out by offering exceptional efficiency and installation flexibility. With a thermal efficiency rating of 97%, it ensures lower energy costs compared to traditional models.
Where It Excels
- 30% lighter than the Rinnai RUR199EN, making it easier to install and handle.
Where It Lags
- Fewer color options than the Rinnai RUR199EN, which may not suit every aesthetic preference.
This model is particularly recommended for those who prioritize weight and efficiency. The Rinnai CX199iN can be installed both indoors and outdoors, thanks to its innovative Versa Vent system, providing versatility that many competitors lack. Moreover, the Smart Sense gas control system allows for seamless operation with either propane or natural gas.
While the fewer color options might be a drawback for some, the benefits of its lightweight design and high efficiency far outweigh this limitation. The optional conversion kit enhances its functionality, allowing for better hot water management and energy savings. Additionally, the Smart Connect feature via Bluetooth makes monitoring and troubleshooting straightforward through the Rinnai Central App.
Pick this if weight matters most and you seek a high-efficiency tankless water heater that can adapt to your installation needs.
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Faq about Best Rinnai Tankless Water Heater RUR199EN:
1: What is the Rinnai RUR199EN?
The Rinnai RUR199EN is a high-efficiency tankless water heater designed for residential use, providing endless hot water on demand.
2: What are the main features of the RUR199EN?
Key features include a 199,000 BTU heating capacity, Wi-Fi compatibility, and a recirculation pump for instant hot water delivery.
3: How does the RUR199EN save energy?
The RUR199EN utilizes on-demand heating technology, which reduces energy consumption by heating water only when needed.
4: What is the warranty on the RUR199EN?
The Rinnai RUR199EN typically comes with a 12-year warranty on the heat exchanger and a 5-year warranty on parts.
5: Can the RUR199EN be installed indoors?
Yes, the RUR199EN is designed for both indoor and outdoor installation, making it versatile for various home setups.
6: What are the installation requirements for the RUR199EN?
Installation requires proper venting, gas supply, and electrical connections; professional installation is recommended for optimal performance.
Conclusion
The Rinnai RX199iN Tankless Water Heater exemplifies efficiency and innovation, providing a remarkable flow rate that ensures seamless hot water access for modern households. Its advanced technology not only optimizes energy consumption but also enhances overall performance, making it a superior choice for discerning consumers.
Similarly, the Rinnai RU199iN model stands out with its impressive 11 GPM capacity, catering to larger demands without compromising on reliability. Both products epitomize Rinnai’s commitment to quality and sustainability, solidifying their positions as premier options in the tankless water heater market.