
30011597A Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $40.00 | Condition is New, NAVIEN 30011597A / 30011597A (BRAND NEW), FREE SHIPPING | 100.0% |
![]() | $84.28 | Condition is New, Navien Tankless Water Heaters 30011597A Cold Water Inlet Adapter, FREE SHIPPING | 99.4% |
![]() | $89.33 | Condition is New, Navien 30011597A Condensing Boiler Power Replacement MPN, FREE SHIPPING | ![]() |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $33.09 | Condition is Open box, Navien 30011597A Cold Water Inlet ADP CU NPES Valve for Water Heater, shipping cost = $10.99 | 99.8% |

The Navien 300A Series Tankless Condensing Water Heater, model number 30011597A, is a high-performance and energy-efficient water heating solution for residential applications. This tankless water heater is designed to deliver an endless supply of hot water, making it an excellent choice for large households or applications with high hot water demand.
The 30011597A model is a condensing unit, meaning it can extract more heat from the same fuel source than conventional tank-type water heaters. This results in significant energy savings and lower utility bills. The unit is also ENERGY STAR certified, meeting the highest energy efficiency standards set by the U.S. Environmental Protection Agency.
The Navien 300A Series Tankless Water Heater features a condensing heat exchanger made of stainless steel, ensuring durability and long-lasting performance. It can handle a maximum input of 199,000 BTUs and can deliver a flow rate of up to 9.8 gallons per minute (GPM) at a 30 F temperature rise. The unit comes with two separate DSI (Direct Energy) burners, each with a maximum input of 99,000 BTUs, allowing for high efficiency and versatility in various climate conditions.
The 30011597A model is equipped with Navien's proprietary Condensing Technology, which allows the unit to capture and utilize the heat that would otherwise be lost in the exhaust gases. This results in higher energy efficiency and lower emissions. The unit also features a two-stage condensing heat exchanger, which allows for more efficient heat extraction and improved performance at lower flow rates.
The Navien 300A Series Tankless Water Heater comes with several advanced features, including a user-friendly digital control panel, a built-in recirculation system, and a condensate neutralizer. The control panel allows users to easily set and adjust temperature and other operating parameters, while the built-in recirculation system helps reduce water waste and provides quick access to hot water. The condensate neutralizer minimizes the acidity of the condensate water, ensuring that it remains safe for disposal.
The 30011597A model is also designed for ease of installation, with a compact size and flexible venting options. It can be installed on the inside or outside of the building, and can vent through either PVC or stainless steel venting. The unit also comes with a built-in recirculation pump and a condensate pump, making installation even more straightforward.
In summary, the Navien 30011597A Tankless Condensing Water Heater is a high-performance and energy-efficient solution for residential hot water applications. Its condensing technology, advanced features, and flexible installation options make it an excellent choice for large households or applications with high hot water demand. With its ENERGY STAR certification, long-lasting stainless steel heat exchanger, and user-friendly digital control panel, the Navien 300A Series Tankless Water Heater is an investment in both energy savings and convenience.
The Navien 300A Series Tankless Water Heater, model number 30011597A, is a condensing, tankless water heating solution suitable for residential applications. Here are the pros and cons of buying this particular Navien model.
Pros:1. Energy Efficiency: The Navien 30011597A has an Energy Factor (EF) rating of 0.95, making it highly energy-efficient and able to save homeowners money on utility bills over time.
2. Condensing Technology: This Navien model features condensing technology which extracts more heat from the exhaust gases, increasing overall efficiency and reducing greenhouse gas emissions.
3. Direct Venting: The unit can be installed with either a non-condensing or a direct-venting system, making it more versatile for installation in various home environments.
4. Digital Controls: The Navien 30011597A comes with digital controls and a remote control, allowing for precise temperature adjustments and easy operation.
5. Long Warranty: Navien offers a comprehensive 15-year heat exchanger warranty and a 5-year parts warranty, providing peace of mind and protection against manufacturing defects.
Cons:1. Higher Upfront Cost: Tankless water heaters, such as the Navien 30011597A, generally have a higher upfront cost compared to traditional tank-style water heaters. This could be a barrier for some homeowners.
2. Installation Complexity: Tankless water heaters require professional installation, which may add to the overall cost. Additionally, the installation process can be more complex due to the venting and gas line requirements.
3. Potential Flow Rate Limitations: Depending on the specific application and the number of simultaneous demands for hot water, the Navien 30011597A may not meet the required flow rates. In such cases, a larger or additional unit may be necessary.
Ending Conclusion:The Navien 30011597A tankless water heater is an excellent choice for homeowners who are looking for energy efficiency, versatile installation options, and precise temperature control. While it comes with a higher upfront cost and more complex installation process, the long-term savings on utility bills, combined with the comprehensive warranty, can make it a worthwhile investment.
Recommendation:If you are in the market for a high-efficiency, tankless water heating solution, the Navien 30011597A is definitely worth considering. Just be sure to consult with a professional installer to assess your specific needs and the feasibility of installation in your home.
Details:
This item is brand new and in the original seal box from manufacturer. Navien cold water in-ADP cu, NE's. Part # 30011597A.
specifications maxohvac:
- brand: Navien
- mpn: 30011597a
- part type: Hvac
seller maxohvac:
- # reviews: 3
- rating: 0.0%
- city: woburn, massachusetts
payments maxohvac:
- credit card: visa
- other
- wallet: apple-pay
returns maxohvac:
- policy: no returns
offer maxohvac:
- started: september 16, 2025
- prices: $33.09–$89.33
- item condition:
- New
- Open box
- options: ship-to-home
- in stock #: 4
- best offers: true
- availability: in stock
- sold #: 16
general maxohvac:
- category: Business & Industrial > Hvac Refrigeration
shipping maxohvac:
- carrier: usps
- class: standard
- transit: 4-10 days
- type: calculated
- service: usps ground advantage
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