NPE-S2 Standard Condensing Tankless Water Heater

Navien NPE-S2 our standard ultra high efficiency tankless with higher performance and technology

When it comes to water heater performance…it’s all about the output

The NPE-S2 condensing tankless water heaters are so efficient that they outperform much larger capacity non-condensing competitors. More output for the money, lower installation costs and lower operating costs for customers making it the best choice for your next installation.

Cascade up to 32 units with Navien Ready-Link® technology.

With Navien’s Ready-Link® cascading technology, when a unit gets up to 80% capacity the next unit will turn on to help meet requirements. The flow on demand ratio will continue until all 32 units are generating hot water as needed. The Navien cascading system also balances out the workload of each unit for longer life.

Common vent
up to 12 units

Building penetrations are reduced with Navien’s common venting feature.

Eznav-2021-logo

Multi-line control with built-in intuitive software

Navien’s new backlit EZNav™ control panel uses simple text and icons to make set up, operation status and troubleshooting faster and easier than ever before.

  • Self-diagnostics.
  • Displays temperature and water flow rate.
  • Displays status of cascade operation.
  • Convertible display from °F to °C.
  • User Friendly Interface.
  • Easy setup.

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    Able Air Conditioning & Heating
    Able Air Conditioning & Heating
    Google star 1Google star 2Google star 3Google star 4Google star 5
    1725 Google reviews
    Harir Shaghaghi profile picture
    Harir S
    3 days ago
    Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
    Furnace installed in record time , thanks for restoring heat in my house .
    Lynn Gilbrook profile picture
    Lynn G
    3 days ago
    Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
    This company is top notch . Ehsan and Scy were so great and really know their work . Very punctual as well . Thanks again for a great job guys !
    Shihua Ding profile picture
    Shihua D
    3 days ago
    Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
    John did fantastic service on my old furnace. recommended.
    AJ Amasol profile picture
    Aj A
    4 days ago
    Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
    Ehsan,scy,shahid and Jaime 5 star for the team of technicians
    Dragica Spisic profile picture
    Dragica S
    5 days ago
    Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
    Phil did a wonderful job today; very knowledgeable, patient, explained things, provided advice. Whenever we do further business with your company, we hope we get him again.
    Ari B profile picture
    Ari B
    5 days ago
    Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
    Phil did a great job explaining everything that was a concern, he was through and very personable and I feel a lot better about my unit issues (context: I am a tenant)
    Madeleine Asuncion profile picture
    Madeleine A
    6 days ago
    Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
    John was really helpful made sure everything was working properly. Chris was very accommodating about the time window I had for this service. Ver satisfied.
    Nancy Mann profile picture
    Nancy M
    7 days ago
    Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
    I had great service from Phil today! My appointment was made in a timely manner. Phil was friendly and efficient and got my fireplace repaired in one visit. Thanks for the great service!
    Charlie Cilla profile picture
    Charlie C
    7 days ago
    Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
    Phil came in today and provided excellent maintenance on our heating and AC system. Although Phil was only here for a little while, he was thorough and friendly the entire time. I give Phil 5 stars because that's what he deserves—if I could give him 6 stars, I would!
    Monica Afonso profile picture
    Monica A
    7 days ago
    Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
    Phil was very professional, efficient, knowledgeable and personable.