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Residential
Residential Products
Efficient and earth-friendly products designed for any size home.
Overview
Water Heaters
High-efficiency tankless and heat pump water heaters.
Overview
Tankless Water Heaters
Ultra-high efficiency condensing tankless water heaters
> NPE‑A2 Series > NPE‑S2 Series
High efficiency non-condensing tankless water heaters
> NHW‑AI Series > NHW‑AE Series > NPN‑E Series > NPN‑U Series > NHW‑SE Series > NHW‑SU Series
Heat Pump Water Heaters
> NewNWP500 Series
Combi-boilers
Condensing combi-boilers deliver high-efficiency endless hot water and space heating in one compact unit.
Overview
Condensing combi-boilers
> NCB‑H Series > NFC‑H Series
Boilers
Space-saving high-efficiency condensing boilers provide the ultimate home heating and comfort experience.
Overview
Condensing heating boilers
> NFB‑H Series > NHB‑H Series
HVAC
High-efficiency residential HVAC products deliver year-round comfort and energy savings for homes of all sizes.
Overview
Hydronic Furnaces
> NPF Series
Heat Pumps
> NewNAZ Series
Air Conditioner
> NewNAA Series > NewNAE Series
Air Handler
> NewNAS Series
Coils
> NewNAM Series
Water Treatment
Protect your water supply and your water heating equipment with eco-friendly water treatment solutions.
Overview
Scale Prevention Systems
> PeakFlow^® Series
Electric Water Treatment Systems
> NewWEC Series
Tankless RO Systems
> NewWUR500 Series
Carbon Block Filter
> NewWUA500 Series
Commercial
Commercial Products
Efficient, durable and high-performance products for any commercial application.
Overview
Tankless Water Heaters
High-efficiency condensing and non-condensing tankless water heaters offer endless hot water and reduce gas usage.
Overview
Ultra-high efficiency condensing tankless water heaters
> NPE‑A2 Series > NPE‑S2 Series
High efficiency non-condensing tankless water heaters
> NHW‑AI Series > NHW‑AE Series > NPN‑E Series > NPN‑U Series > NHW‑SE Series > NHW‑SU Series
Combi-boilers
Condensing combi-boilers deliver high-efficiency endless hot water and space heating in one compact unit.
Overview
Condensing combi-boilers
> NFC‑H Series
Boilers
Space-saving high-efficiency condensing boilers provide the ultimate heating and comfort experience.
Overview
Condensing heating boilers
> NFB‑H Series > NHB‑H Series > NFB‑C Series > NewNFB700‑C Series
HVAC
Commercial HVAC solutions provide high-efficiency, heating and cooling for light commercial spaces.
Overview
Hydronic Furnaces
> NPF Series
Heat Pumps
> NewNAZ Series
Air Conditioner
> NewNAA Series > NewNAE Series
Air Handler
> NewNAS Series
Coils
> NewNAM Series
Water Treatment
Protect the water supply and water heating equipment with eco-friendly water treatment solutions.
Overview
Scale Prevention Systems
> PeakFlow^® Series
Products
All Navien Products
Learn more about our products for home owners
Overview
Water Heaters
Condensing tankless water heaters
NPE‑A2 Series
> NPE-180A2 > NPE-210A2 > NPE-240A2
NPE‑S2 Series
> NPE-150S2 > NPE-180S2 > NPE-210S2 > NPE-240S2
Non-condensing tankless water heaters
NHW‑AI Series
> NHW-160AI > NHW-180AI > NHW-199AI
NHW‑AE Series
> NHW-160AE > NHW-180AE > NHW-199AE
NPN‑U Series
> NPN-160U > NPN-180U > NPN-199U
NHW‑SU Series
> NHW-160SU > NHW-180SU > NHW-199SU
NPN‑E Series
> NPN-160E > NPN-180E > NPN-199E
NHW‑SE Series
> NHW-120SE > NHW-160SE > NHW-180SE > NHW-199SE
Heat pump water heaters
NewNWP500 Series
> NWP500-50 > NWP500-65 > NWP500-80
Combi-boilers
NCB‑H Series
> NCB-190/060H > NCB-190/080H > NCB-240/110H > NCB-240/130H > NCB-250/150H
NFC‑H Series
> NFC-250/175H > NFC-250/200H
Boilers
NFB‑H Series
> NFB-175H > NFB-200H
NHB‑H Series
> NHB-55H > NHB-80H > NHB-110H > NHB-150H
NFB‑C Series
> NFB-301C > NFB-399C
NewNFB700‑C Series
> NFB700-500C > NFB700-600C > NFB700-800C > NFB700-1000C
HVAC
Hydronic furnaces
NPF Series
> NPF700-060U3BH > NPF700-080U3BH > NPF700-100U5CH > NPF700-060D3BH > NPF700-080D3BH > NPF700-100D5CH > NPF700-060H3BH > NPF700-080H3BH > NPF700-100H5CH
Air conditioners
NewNAA Series
> NAA17V36 > NAA17V60
NewNAE Series
> NAE28V36 > NAE28V60
Air-to-air heat pumps
NewNAZ Series
> NAZ-17V36 > NAZ-17V60
Air handlers
NewNAS Series
> NASS24B > NASV24B > NASV36C > NASS36C > NASV48D > NASS48D > NASS59D > NASV59D
Cased coils
NewNAM Series
> NAM24B > NAM36B > NAM36C > NAM48C > NAM59C > NAM59D
Water Treatment
NewWUR500 Series
NewWUA500 Series
PeakFlow^® Series
> PeakFlow^® S > PeakFlow^® A > PeakFlow^® C
NewWEC Series
> WEC600
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Water Heaters

NPE‑A2 | NPE‑S2 | NHW‑AI | NHW‑AE | NPN‑U | NHW‑SU | NPN‑E | NHW‑SE | NWP500

Combi-Boilers

NCB‑H | NFC‑H

Boilers

NFB‑H | NHB‑H | NFB‑C | NFB700‑C

Water Treatment

WUR500 | WUA500 | PeakFlow^® | WEC

HVAC

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Heat Pump vs. Furnace: Which High-Efficiency System Is Right for Your Home?

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Navien to Showcase Hybrid Innovations and In-booth Seminars at AHR 2026

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