
308F-462-3 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $29.20 | Condition is New, Rinnai 308F-462-3- Genuine OEM Replacement Part, FREE SHIPPING | 99.9% |
![]() | $58.96 | Condition is New, RINNAI AIR FILTER ASSY C (019) 263FA/201, FREE SHIPPING | 98.6% |

The Rinnai 308F-462-3 is a high-performance tankless water heater designed for residential applications. This model is part of Rinnai's Condensing Series, which is known for its energy efficiency and advanced technology.
The 308F-462-3 is a natural gas water heater with a maximum input rating of 199,000 BTUs and a maximum thermal output of 165,000 BTUs. It can provide a continuous supply of hot water at a flow rate of up to 7.5 gallons per minute, making it suitable for large households with multiple bathrooms and high hot water demand.
This tankless water heater features a condensing design, which means that it extracts more heat from the same amount of fuel compared to non-condensing models. The condensing technology also allows the unit to produce low-temperature wastewater, which can be used for landscaping or other applications, reducing water consumption.
The 308F-462-3 comes with several advanced features to ensure efficient and reliable operation. It has an electronic ignition system that eliminates the need for a pilot light, reducing standby energy loss. The unit also features a digital control panel with temperature and flow rate adjustment, providing precise temperature control and energy savings.
The water heater is also equipped with a recirculation system, which allows users to recirculate hot water from the tank to the tap, reducing the wait time for hot water and saving water. The unit comes with a built-in condensate neutralizer, which converts acidic condensate water into alkaline water, preventing corrosion and prolonging the life of the unit.
The 308F-462-3 is designed with a compact size, measuring 23.6 inches high, 19.7 inches wide, and 10 inches deep, making it suitable for installation in tight spaces. The unit also has a low NOx emission rating of 14.5 nanograms per hour, making it an eco-friendly choice for environmentally conscious homeowners.
The Rinnai 308F-462-3 comes with a comprehensive warranty, including a limited lifetime warranty on the heat exchanger and a 12-year warranty on the parts. The unit also has a user-friendly design, with easy-to-follow installation instructions and simple maintenance requirements. Overall, the Rinnai 308F-462-3 is a high-performance, energy-efficient, and reliable tankless water heater that can provide a constant supply of hot water for large households.
Rinnai 308F-462-3 Tankless Water Heater: A Comprehensive Analysis
The Rinnai 308F-462-3 is a popular tankless water heater model known for its high efficiency and continuous hot water delivery. In this analysis, we will explore the key features, advantages, and disadvantages of this model, helping you make an informed decision.
Features:1. Condensing Technology: The Rinnai 308F-462-3 uses condensing technology, which extracts more heat from the same fuel source, resulting in higher energy efficiency.
2. Direct Venting: This model features direct venting, allowing it to be installed in areas without access to a chimney or vent through the roof.
3. Digital Controls: The water heater comes with digital controls, providing precise temperature settings and diagnostics.
Advantages:1. Energy Efficiency: With an Energy Star rating and an Ultra-Low NOx emission rating, this tankless water heater saves energy and reduces greenhouse gas emissions.
2. Endless Hot Water: Tankless water heaters, including the Rinnai 308F-462-3, deliver hot water on demand, eliminating the need for a storage tank and ensuring a consistent water temperature.
3. Space Savings: The compact size of the Rinnai 308F-462-3 makes it an excellent choice for homes with limited space.
Disadvantages:1. Initial Cost: Tankless water heaters, such as the Rinnai 308F-462-3, typically have a higher upfront cost compared to traditional storage tank water heaters.
2. Installation Complexity: The installation process for tankless water heaters can be more complex than conventional water heaters, involving additional components like vents and condensate drains.
3. Potential Maintenance: While generally low-maintenance, tankless water heaters may require occasional descaling to ensure optimal performance.
Conclusion:The Rinnai 308F-462-3 is an advanced tankless water heater model that offers numerous advantages, such as energy efficiency, endless hot water, and space savings. However, it also comes with some disadvantages, including a higher initial cost and potential installation complexity.
For homeowners seeking a high-performance, energy-efficient water heating solution, the Rinnai 308F-462-3 is an excellent choice. However, those with a limited budget or who prefer a simpler installation process may want to consider other options. Ultimately, the decision depends on your specific needs, preferences, and budget.
Recommendation:If you are looking for a high-efficiency, space-saving water heating solution and are willing to invest in a more complex installation process, the Rinnai 308F-462-3 is an excellent choice. It delivers consistent hot water on demand and can help you save on energy costs over time.
Details:
Guaranteed compatibility - oem parts fit and function exactly like the original components, ensuring a perfect match. Rinnai 308F-462-3: $29.2: 308F-462-3 air filter assay c 019 263fa/201. Higher quality and reliability - oem parts are built to the same quality standards as original components, reducing risk of premature failure. This is a genuine oem part from Rinnai.
Safety assurance - genuine parts give you peace of mind that your equipment remains safe to use.
specifications maxohvac:
- brand: Rinnai
- mpn: 308f-462-3
- type: Food Service Supply
- country of origin: Japan
seller maxohvac:
- rating: 99.8%
- # reviews: 61467
- city: addison, illinois
offer maxohvac:
- started: april 18, 2026
- availability: in stock
- options: ship-to-home
- sold #: 10
- prices: $29.20–$58.96
- item condition: New
payments maxohvac:
- wallet: apple-pay
- other
- credit card: mastercard
general maxohvac:
- category: Business & Industrial > Hvac Refrigeration
shipping maxohvac:
- transit: 3-6 days
- carrier: ups
- class: standard, expedited
- service: standard, ups 2nd day air
- type: fixed
returns maxohvac:
- policy: returns accepted
- time: 30 days
- paid by: buyer
- method: money back

