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Navien ENERGY STAR certified boilers: 28 models

Navien has 28 ENERGY STAR certified products in boilers on the EPA's list as read on November 4, 2026, which puts it number 7 of 51 brands by model count. Its newest certification is NFB700-110F, dated September 9, 2026.

SpecStream is the live web data engine for teams and agents. It reads the EPA's ENERGY STAR certified product lists, keyed on the ENERGY STAR Unique ID, and this page is that reading. Ask for the products you track by category, brand or rating, and each new certification arrives in your sheet, CRM, Slack or agent as the EPA publishes it.

Certified products
28
Newest certification
September 9, 2026
Brands in this category
51

Navien certified boilers

Newest first. Each row links to the product's record in the EPA's open data portal.

ModelEfficiency (AFUE)ENERGY STAR IDCertifiedSource
NFB700-110F964701056September 9, 2026data.energystar.gov
NFB700-150F964701055September 9, 2026data.energystar.gov
NFB700-200F964701054September 9, 2026data.energystar.gov
NFB700-110964688081August 11, 2026data.energystar.gov
NFB700-150964688080August 11, 2026data.energystar.gov
NFB700-200964688079August 11, 2026data.energystar.gov
NCB700-240/130964688078August 11, 2026data.energystar.gov
NCB700-250/150964688077August 11, 2026data.energystar.gov
NCB700-190/060964688076August 11, 2026data.energystar.gov
NCB700-190/080964688075August 11, 2026data.energystar.gov
NCB700-240/110964688074August 11, 2026data.energystar.gov
NFB-175H952373065March 3, 2025data.energystar.gov
NHB-080H952853426February 7, 2024data.energystar.gov
NHB-110H952853407February 7, 2024data.energystar.gov
NHB-055H952853406February 7, 2024data.energystar.gov
NHB-150H952853405February 7, 2024data.energystar.gov
NFB-200H952373064November 9, 2021data.energystar.gov
NFC-250/175H952373063November 9, 2021data.energystar.gov
NFC-250/200H952373062November 9, 2021data.energystar.gov
NCB-190/060H952359436November 9, 2021data.energystar.gov
NCB-190/080H952359435November 9, 2021data.energystar.gov
NCB-240/130H952356956November 9, 2021data.energystar.gov
NCB-240/110H952356955November 9, 2021data.energystar.gov
NCB-250/150H952356954November 9, 2021data.energystar.gov
NHB-150952313471November 8, 2021data.energystar.gov
NHB-110952313470November 8, 2021data.energystar.gov
NHB-080952313469November 8, 2021data.energystar.gov
NHB-055952313468November 8, 2021data.energystar.gov

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Updated November 4, 2026. Read from ENERGY STAR certified product data, US Environmental Protection Agency (data.energystar.gov). Public domain data from the US EPA and the US Department of Energy. Products are listed as the EPA publishes them on the date this page was read, and the EPA can revise or withdraw a certification. A product is counted once, under the most specific list that holds it. For heat pumps each ENERGY STAR ID is one outdoor and indoor unit combination, so a model number can repeat. Brand names are as published. This page uses EPA data and is not endorsed or certified by the EPA or ENERGY STAR. Free to reuse with credit to SpecStream under CC BY 4.0. Spot a wrong value? Write to [email protected] with the link to this page.