Why we love this product.

  • Dual stainless steel heat exchangers
  • Versatile installation options
  • High condensing efficiency
  • Low NOx emissions (20ppm)


Discover the perfect solution for your hot water needs with the NPE-210S2 standard high-efficiency condensing tankless water heater. Enjoy a reliable and energy-efficient hot water supply, all while reducing your environmental footprint. With its advanced features and versatile installation options, this is the ideal choice to elevate your comfort and efficiency. Invest in the NPE-210S2 and experience a new level of performance.

NPE-210S2 Features

  • Max Input: 180,000 BTU/h
  • Indoor or outdoor wall-hung installation
  • Residential and commercial use
  • ½” gas pipe capable of up to 24′
  • Field convertible gas system for flexible installation
  • Ultra condensing efficiency for energy savings
  • Dual stainless steel heat exchangers for durability and performance
  • Low NOx emissions (20ppm) for a cleaner environment
  • SCH 40, 2″ venting up to 75′
  • Cascading capable of enhanced scalability
  • EZNav multi-line control panel with intuitive software
  • Built-in HotButton control panel for quick adjustments
  • Common vent up to 12 units for efficient installation
  • 2″ PVC venting up to 75 feet, compatible with various materials
  • Vent Installation Detector (VID) for added safety
  • Dual Venturi system for improved combustion control and turndown ratio
  • Dual stainless steel heat exchangers for added durability

Say goodbye to wasted energy and embrace the comfort and efficiency of the NPE-210S2. Invest in this exceptional product and elevate your hot water experience.