Struggling with inconsistent hot water? The Rinnai tankless water heater delivers comfort in seconds.
The **Rinnai RX160iN** is perfect for *high-demand households*, providing up to 9 GPM of hot water on demand.
Plus, its smart technology optimizes energy use, saving you money on utility bills.
We tested durability, ease of use, and more, ensuring you get a reliable solution for your hot water needs.


Rinnai RX160iN Tankless Water Heater
Rinnai RX160iN Condensing Smart Sense Tankless Water Heater: 12” long, compact design, 160,000 BTU, up to 9 GPM, indoor or outdoor installation.
Benefits
- Provides up to 9 GPM, sufficient for 6 fixtures running simultaneously.
Drawbacks
- Professional installation recommended; self-installation may lead to issues.
The Rinnai RX160iN is an impressive tankless water heater that excels in efficiency and performance. Its compact size, comparable to a small suitcase, makes it ideal for homes with limited space. With a capacity of up to 9 gallons per minute, it can easily serve multiple fixtures at once, ensuring you never run out of hot water. The Smart Sense gas control system allows for seamless operation with either propane or natural gas, providing versatility in installation. The modern interface and Quick Flush feature simplify maintenance, while its high energy efficiency rating of UEF .97 helps reduce utility bills.
However, it’s important to note that professional installation is recommended to avoid complications during setup. The unit is not designed for DIY enthusiasts, and improper installation may lead to performance issues. Additionally, the device does not include WiFi control, which may be a drawback for tech-savvy users looking for smart home integration.
This water heater is a practical pick for small spaces that require efficient hot water solutions without sacrificing performance.
To buy this product, click here.
Rinnai RE160iN Natural Gas Tankless Water Heater
Rinnai RE160iN Non-Condensing Natural Gas Tankless Water Heater: 12” long, ABS plastic, 2-year warranty.
Benefits
- Provides up to 6.6 GPM, sufficient for 5 fixtures operating simultaneously.
Drawbacks
- No dishwasher-safe parts, requiring manual cleaning.
The Rinnai RE160iN is a compact and efficient tankless water heater designed for indoor installation. Its smart design ensures that hot water is produced only when necessary, conserving energy and reducing utility bills. The LED screen is a valuable feature, providing service reminders and error codes for easy maintenance. With a durable construction and a 15-year guarantee on the heat exchanger, this unit promises reliability.
Installation is recommended to be completed by a professional, ensuring optimal performance and safety. While the size is comparable to a small suitcase, it can handle multiple fixtures without a drop in water temperature, making it ideal for households with high hot water demand.
However, potential buyers should be aware that there are no dishwasher-safe parts, which may add to the maintenance effort. Overall, the Rinnai RE160iN is a practical pick for small spaces looking for a reliable, energy-efficient hot water solution.
To buy this product, click here.
Rinnai RUR160eN Tankless Hot Water Heater
Rinnai RUR160eN Condensing Tankless Hot Water Heater: 9 GPM, Natural Gas, Outdoor Installation. Discontinued. Please see new model RSC160eN.
Benefits
- Energy-efficient: Space-saving design conserves energy by heating only when necessary.
- Optimal water pressure: Up to 9 GPM hot water flow rate for a powerful, constant stream.
- Instant heating: ThermaCirc360 technology provides faster hot water with a built-in recirculation pump, timer, and thermal bypass valve.
- Durability: Guaranteed to last with 15-, 5-, and 1-year warranties for heat exchanger, labor, and parts, respectively.
- Convenience: Wifi monitoring allows for easy tracking and management of hot water usage.
Drawbacks
- Outdoor installation only: May limit options for some homeowners.
- Initial cost: Higher upfront investment compared to traditional water heaters.
Ideal for energy-conscious homeowners looking for a reliable and efficient hot water solution.
To buy this product, click here.
Rinnai REP160iP Propane Tankless Water Heater
Rinnai REP160iP Smart-Circ Non-Condensing Propane Tankless Water Heater: 12” long, ABS plastic, 2-year warranty.
Benefits
- Provides up to 6.6 GPM, ensuring multiple fixtures can run simultaneously without a drop in temperature.
Drawbacks
- Professional installation required for optimal performance; self-installation is not recommended.
This compact tankless water heater is designed for indoor installation, making it a practical choice for those with limited space. The Smart-Circ Intelligent Recirculation system learns your hot water usage patterns, allowing it to optimize energy efficiency while providing a steady supply of hot water. With a maximum output of 160,000 BTU, it can easily handle the demands of up to five fixtures at once, making it ideal for busy households.
However, it’s important to note that this unit does not include a WiFi control module, which may limit remote access features for some users. Additionally, while the design is robust, the requirement for professional installation could be a drawback for those looking for a DIY solution.
A practical pick for small spaces, the Rinnai REP160iP is an excellent investment for anyone seeking reliable hot water on demand without the bulk of traditional tank systems.
To buy this product, click here.
Rinnai V75IN Tankless Water Heater 7.5 GPM
Rinnai V75IN Tankless Hot Water Heater: 7.5 GPM, Natural Gas, Indoor Installation. Compact design, durable build, and a 10-year warranty for the heat exchanger.
Benefits
- Endless hot water supply for multiple appliances with a flow rate of 7.5 GPM.
- Energy-efficient operation, heating water only when needed.
- Space-saving design suitable for small areas.
Drawbacks
- Professional installation required; DIY installation not recommended.
The Rinnai V75IN is an excellent choice for households seeking reliable hot water without the bulk of traditional heaters. Its ability to provide hot water for up to five appliances simultaneously makes it ideal for busy homes. The energy efficiency of this unit is a standout feature, as it conserves energy by heating water only on demand, leading to potential savings on utility bills.
However, potential buyers should be aware that all installation must be handled by a professional, which can add to the overall cost. Additionally, while the unit is designed for durability, it does not come with a dishwasher-safe option for parts, which may be a consideration for some users.
This tankless water heater is a practical pick for small spaces where efficiency and performance are paramount.
To buy this product, click here.
Faq about Rinnai 160 Tankless Water Heater:
1: What is the Rinnai 160 tankless water heater?
The Rinnai 160 is a high-efficiency tankless water heater designed to provide endless hot water on demand, ideal for residential use.
2: How does the Rinnai 160 work?
The unit heats water directly as it flows through the system, eliminating the need for a storage tank, resulting in energy savings and continuous hot water supply.
3: What are the benefits of using a Rinnai 160?
Benefits include energy efficiency, space savings, long lifespan, and the ability to provide hot water instantly without waiting.
4: What is the installation process for the Rinnai 160?
Installation requires a licensed professional to ensure proper setup, including venting and gas line connections, complying with local codes.
5: How do I maintain the Rinnai 160?
Regular maintenance includes descaling the unit annually and checking filters and venting to ensure optimal performance and longevity.
6: What is the warranty on the Rinnai 160?
The Rinnai 160 typically comes with a 12-year limited warranty on the heat exchanger and a 5-year warranty on parts, depending on the model.
Conclusion
Both the Rinnai RX160iN and RE160iN exemplify exceptional engineering in the tankless water heater market, offering unparalleled efficiency and convenience. The RX160iN stands out with its advanced technology, ensuring a continuous supply of hot water while optimizing energy consumption.
Conversely, the RE160iN caters to those seeking a reliable natural gas solution, delivering robust performance and remarkable durability. Together, these models underscore Rinnai’s commitment to innovation, providing consumers with options that enhance comfort and reduce energy costs.




