Navien Phone Numbers and Emails

Toll-Free Number:

  • (800) 519-8794

Customer Service:

  • (949) 420-0420
  • +86 106 940 0723
  • +8 223 489 2390
  • +7 495 258 6830
  • +86 216 888 1761
  • +44 203 598 2020

Jobs/ Career:

  • (800) 519-8794 ext 166
    To become an NSS Agent

Navien Emails:

Jobs/ Career
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Navien Contact Information

Navien Website:

Navien Help Center:

Corporate Office Address:

Navien, Inc.
20 Goodyear
Irvine, California 92618
United States

Other Info (opening hours):

Additional Fax Numbers:

New Jersey Training Academy: +1856-354-5099

Korea: +82-2-3489-2227

Shanghai: +86-21-6888-1760

Beijing: +86-10-6940-8246


+1(949) 606-7067

Navien Rating Based on 80 Reviews

Rating details

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Product or Service Quality
Customer service
Price Affordability

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Summary of Navien Customer Service Calls

05:07 AVG CALL

Top Reasons of Customers Calls

Consumers Call the Most From

Why Do People Call Navien Customer Service?

Product/ Service Question:

  • “A Navien water heater is showing a erroor 773_00. is not working. it shows an improper gas type. it about 6 months old. since them it was working find until last nigh. i need tech support.”
  • “New unit not working”
  • “Leaking unit”

Request for Information Question:

  • “Need assistance”
  • “240A2 error code 515-09 need assistance”
  • “Need to ask questions about a relatively new navies tankless hot water displaying a 003 error code that I continuously have to reboot”

Staff Question:

  • “In need of a technical service manual for 240a”
  • “I will like to be a service technician”
  • “Finding service”

Account Question:

  • “Need student account info”

Return/ Replace Question:

  • “Heat exchanger”
  • “Change auto pay”

Shipping and Delivery Question:

  • “Heat not coming on but hot water works”

Other Question:

  • “Troubleshooting”
  • “Product information”
  • “Need repair man”


Navien Pros and Cons

Pros: Nada, Efficient production of heat and unlimited hot water, Professional installation with attention to detail, Energy efficient units, When it workshot water on demand

Cons: Poor customer service, Poor design and many failures within the unit, Too many to list, Unreliable, Things go wrong quickly


Navien Inc. works in home comfort sector. The company was founded in 2006. Its headquarters is based in Irvine, California, United States. There are also offices in New Jersey and Ontario (Canada). Navien Inc. is a subsidiary of KyungDong Navien. It serves individuals and businesses. The company offers gas tankless water heaters, gas combi boilers, and gas heating boilers. Customers can also order H2Air, NaviLink, NPE Series, NCB Series, and NHB Series accessories. Navien Inc. provides up to 15 years warranty for all products. It has ASME, CSA, and AHRI certifications. It is possible to order any item through the company dealers across North America.

Navien reviews and complaints

Navien is ranked 60 out of 278 in Heating, Cooling and Air Conditioning category

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