NPN‑E

Subnav Toggle
AN UPDATE ABOUT COVID-19:     Health and safety is at the heart of everything we do.     Learn more

NPN-Exterior

Non-Condensing Tankless Water Heater

Endless hot water, endless innovation and endless technical support

Patented NaviTech™ technology

The NPN series is the first and only non-condensing tankless series to offer NaviTech™ technology that includes a stainless-steel heat exchanger and an advanced stainless-steel burner which provides the very Low NOx at the level of NPE burner.

  • Patented NaviTech™ stainless steel heat exchanger and stainless steel burner with stable cleaner burning technology
  • 0.81 UEF for all models
  • NPN-E is specifically designed for outdoor use only
  • Strong residential and
    commercial warranties
  • NaviVent™ concentric
    3" x 5" venting

NPN-E control panel

allows you to adjust water temperature, operation status and troubleshooting.

Navien NPN stainless steel
heat exchangers give you unmatched
performance and durability

Navien NPN
stainless steel heat exchangers last longer than other competitors.

NPN-E Models

NPN-160E
NPN-160E
Max DHW Input: 160,000 BTU/H
Outdoor wall-hung
Residential/Commercial

Available in NG or LP

See this model
NPN-180E
NPN-180E
Max DHW Input: 180,000 BTU/H
Outdoor wall-hung
Residential/Commercial

Available in NG or LP

See this model
NPN-199E
NPN-199E
Max DHW Input: 199,900 BTU/H
Outdoor wall-hung
Residential/Commercial

Available in NG or LP

See this model

Optional Wi-Fi remote control system

 

NaviLink makes it easy to communicate with your Navien systems anywhere internet service is accessible. The NaviLink module attaches easily to any new or existing* Navien tankless water heater, combi‐boiler and boiler.


* Existing installations may require the purchase of a new main PCB and front control panel. Units produced on or after 2-22-16 will be compatible out of the box.

Click here to learn more about NaviLink

Available for Download
on IOS or Android

Optional hot water activation
system for all NPN-E units

 

At the push of a button, the Navien HotButton activates an external pump and heats water in the supply lines to provide hot water whenever it’s needed.

H2Air Kit optional combination space
heating and domestic hot water system

Remote Control

  • Hot water temperature control.
  • Control operational settings.
  • Display operational info.
  • Included with NPN-E series.
Navien Rebate Finder
Installer/Service Locator
Distributor/Sales Rep
Product Registration
Training

Use our NPE sizing calculator

Select the right size for your NPE

Download the Navisizer app

Navien Rebate Finder

Navien Installer/Services Locator

Find the nearest Navien Service Specialist including installers and service providers.

Distributor & sales rep locator

Enter your state, city, or zip code to find a Navien Sales rep or distributor near you.

Product Registration

Online Product Registration

Navien uses the information from our web site to measure statistics such as: number of visits, pages visited, and information requested. 
Navien will never send unsolicited e-mail or share the e-mail or url address with other companies.

Customer Information

See Privacy Policy about collection and usage of your Personal Information.

Product Serial number is 15-16 digits and can be found either on the right side of the box or the back of the front cover.
Navien, Inc. Technical Customer Service Department

Training Information

Navien Academy
Go to Calendar

Navien Virtual Trainings
See Classes

Academy Experience
Watch video

In-Field Training
Find training near you