Navien NPE Tankless Water Heater

Finally, a high efficiency condensing tankless water heater technology. 97% Efficient.



Navien NPE-A is a high efficiency condensing tankless water heater technology with internal pump and buffer tank and Navien NPE-S is a ultra condensing tankless technology with the industry's top rated unit for energy efficiency without internal pump and buffer tank. 

Here are some of the top features of the Navien NPE:

  • Efficiency rating of up to 97% AFUE.
  • ENERGY STAR® certified which means it meets or exceeds U.S. federal guidelines for energy efficiency.
  • Low gas pressure operation negative pressure gas valve ensures maximum performance all the way down to a minimum gas pressure of 3.5" W.C.
  • Electronic ignition control burns fuel only when necessary, reducing energy costs.
  • PVC venting low exhaust gas temperatures allow use of PVC, CPVC venting systems

Quiet Operation

  • Sealed combustion—minimizes fan noise and provides quiet, soothing heat

Home Comfort

  • Combination space heating and DHW— the H2Air kit utilize the NPE-A pump to circulate the hot water for the hydronic air handler

Energy Efficiency

  • ENERGY STAR® certified—meets or exceeds EPA guidelines for energy efficiency, which means energy savings
  • Electronic ignition control—monitors water temperature and maximizes efficiency by turning on the burner only when needed

Reliable Performance

  • Dual stainless steel heat exchangerresist corrosion better than copper to provide longer life
  • 15-Year Limited Warranty on heat exchanger
  • 5-Year Limited Warranty on covered components

Product Brochures and Manuals

Navien NPE Tankless Water Heater


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