NAVIEN

Navien NPE-A and NPE-S units replace inefficient tank heaters, saving water, natural gas and electricity with added benefits of endless supply of hot water, lower maintenance costs and longer product life. You can cascade up to 16 units in side by side or back to back configurations. The Ready-Link Manifold System provides everything an installer needs for a side-by-side wall-mounted application, side-by-side floor-mounted rack application or floor-mounted back-to-back applications.

Condensing Tankless Water Heaters

NAVIEN PRODUCTS

NPE-A SERIES

The most advanced condensing tankless water heaters in the industry with exclusive ComfortFlow® technology for continuous hot water.

NPE-180A


Max Input : 150,000 BTU/H Indoor/Outdoor Installation 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 60’
  • Cascading capable

    • NPE-210A


    Max Input : 180,000 BTU/H Indoor/Outdoor Installation 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 60’
  • Cascading capable

    • NPE-240A


    Max Input : 199,900 BTU/H Indoor/Outdoor Installation 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 60’
  • Cascading capable

    • NPE-S SERIES

    Our standard ultra condensing tankless technology with the industry’s top rated unit for energy efficiency

    NPE-150S


    Max Input : 120,000 BTU/H Indoor/Outdoor Installation Residential/Commercial

  • ½" gas pipe capable up to 24'
  • Field convertible gas system
  • Ultra condensing efficiency .97EF
  • Dual stainless steel heat exchangers
  • Low NOx emissions (= 20ppm)
  • SCH 40, 2” venting up to 60’
  • Cascading capable

    • NPE-180S


    Max Input : 150,000 BTU/H Indoor/Outdoor Installation Residential/Commercial

  • ½” gas pipe capable up to 24’
  • Field convertible gas system
  • Ultra condensing efficiency .99EF
  • Dual stainless steel heat exchangers
  • Low NOx emissions (= 20ppm)
  • SCH 40, 2” venting up to 60’
  • Cascading capable

    • NPE-210S


    Max Input : 180,000 BTU/H Indoor/Outdoor Installation Residential/Commercial

  • ½” gas pipe capable up to 24’
  • Field convertible gas system
  • Ultra condensing efficiency .99EF
  • Dual stainless steel heat exchangers
  • Low NOx emissions (= 20ppm)
  • SCH 40, 2” venting up to 60’
  • Cascading capable

    • NPE-240S


    Max Input : 199,000 BTU/H Indoor/Outdoor Installation Residential/Commercial

  • ½” gas pipe capable up to 24’
  • Field convertible gas system
  • Ultra condensing efficiency .99EF
  • Dual stainless steel heat exchangers
  • Low NOx emissions (= 20ppm)
  • SCH 40, 2” venting up to 60’
  • Cascading capable