Why we love this product.

  • High-efficiency condensing technology
  • Exceptional durability
  • Versatile installation options
  • Ultra condensing efficiency


Experience the pinnacle of efficiency and performance with the NPE-240A2 advanced high-efficiency condensing tankless water heater. This innovative unit offers unmatched energy savings, enhanced durability, and versatile installation options. Enjoy a constant supply of hot water, reduce your environmental footprint, and simplify your life with user-friendly controls. Upgrade to the NPE-240A2 and elevate your hot water experience.

NPE-240A2 Features

  • Max Input: 199,900 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 versatile installation options
  • Ultra condensing efficiency for maximum energy savings
  • Dual stainless steel heat exchangers for exceptional durability
  • Low NOx emissions (20ppm) for a cleaner and greener environment
  • SCH 40, 2″ venting up to 75′
  • Cascading capable of larger applications
  • EZNav multi-line control panel with built-in 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, allowing for flexible installation
  • Vent Installation Detector (VID) for added safety
  • Dual Venturi system for better combustion control and turndown ratio
  • ComfortFlow® NPE-A2 built-in recirculation system for instant hot water supply
  • Dual stainless steel heat exchangers for exceptional durability
  • 1/2″ gas pipe capability up to 24′ (subject to local codes) for easier retrofit applications

Invest in the NPE-240A2 and experience unmatched comfort and efficiency in your home or commercial space.