Navien.

Navien Premium Efficiency condensing tankless water heaters are the #1 selling high efficiency condensing tankless water heaters in North America. The NPE-2 series offers ultra high efficiency up to 0.96 UEF to keep your utility bills low, endless hot water, and exclusive ComfortFlow® technology with built in recirculation pump and buffer tank.

Select to Learn More About Condensing Models:

Navien Tankless Water Heater.

NPE-A2 Series

High Efficiency Condensing Tankless Water Heaters

NPE-180A2

Max Input:
150,000 BTU/H

NPE-210A2

Max Input:
180,000 BTU/H

NPE-240A2

Max Input:
199,000 BTU/H

Features

  • Indoor or outdoor wall-hung
  • Residential/Commercial
  • ComfortFlow® Technology
  • ½ gas pipe capable up to 24'
  • Field convertible gas system
  • Ultra condensing efficiency
  • Dual stainless steel heat exchangers
  • Low NOx emissions (20ppm)
  • SCH 40, 2" venting up to 75'
  • Cascading capable
  • EZNav multi-line control panel
  • Built-in HotButton control panel
  • Common vent up to 12 units

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Navien Tankless Water Heater.

NPE-S2 Series Condensing Tankless Water Heater

NPE-150S2

Max Input:
120,000 BTU/H

 

 NPE-180S2

Max Input:
150,000 BTU/H

 

 NPE-210S2

Max Input:
180,000 BTU/H

 NPE-240S2

Max Input:
199,000 BTU/H

Features

  • Indoor or outdoor wall-hung
  • Residential/Commercial
  • ½ gas pipe capable up to 24'
  • Field convertible gas system
  • Ultra condensing efficiency
  • Dual stainless steel heat exchangers
  • Low NOx emissions (20ppm)
  • SCH 40, 2" venting up to 75'
  • Cascading capable
  • EZNav multi-line control panel
  • Built-in HotButton control panel
  • Common vent up to 12 units

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Navien Tankless Water Heater.

NPN-U Series Non-Condensing Tankless Water Heaters

NPN-160U

Max DHW Input:
160,000 BTU/H

NPN-180U

Max DHW Input:
180,000 BTU/H

NPN-199U

Max DHW Input:
199,900 BTU/H

Features

  • Indoor or outdoor wall-hung
  • Residential/Commercial
  • NaviTech stainless steel heat exchanger and burner
  • Universal unit for indoor or outdoor installations
  • NaviVent 3" x 5" concentric venting
  • Available in NG or LP
  • Cascading capable
  • Low NOx emissions (20ppm)

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Navien Tankless Water Heater.

NPN-E Series Non-Condensing Tankless Water Heaters

NPN-160E

Max DHW Input:
160,000 BTU/H

NPN-180E

Max DHW Input:
180,000 BTU/H

NPN-199E

Max DHW Input:
199,900 BTU/H

Features

  • Outdoor wall-hung
  • Residential/Commercial
  • Available in NG or LP
  • NaviTech stainless steel heat exchanger and burner
  • Exterior unit for outdoor installations
  • Available in NG or LP
  • Cascading capable
  • Low NOx emissions (20ppm)

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