Navien NPE-240S2 Ultra-High Efficiency Condensing Indoor/Outdoor Tankless Water Heater
NavienSKU: NPE-240S2
Description
The Navien NPE-240S2 Ultra-High Efficiency Condensing Tankless Water Heater is designed for superior performance in both residential and commercial applications. With an industry-leading 0.96 UEF efficiency rating, this model delivers exceptional energy savings while ensuring a continuous supply of hot water. It features a powerful 199,900 BTU/h heat capacity and an impressive 11.2 GPM flow rate at a 35°F temperature rise, making it ideal for households and businesses with high hot water demands. Built with stainless steel primary and secondary heat exchangers, it offers long-term durability and resistance to corrosion. The forced draft direct-vent system allows for flexible indoor or outdoor wall-mounted installation, maximizing space efficiency and installation convenience.
Designed for optimal performance and reliability, the Navien NPE-240S2 supports both natural gas and propane, with an electronic ignition system for seamless operation. It accommodates 2" or 3" PVC, CPVC, polypropylene, and stainless steel venting, ensuring easy installation in various setups. The unit's low 0.5 GPM minimum flow rate guarantees hot water even at lower usage levels, while advanced safety features, including flame rod detection, temperature limit sensors, and vent installation detection, enhance security and efficiency. With zero-clearance venting to combustibles and a compact 17.3” W x 27.4” H x 13.2” D design, the NPE-240S2 is the perfect space-saving solution for reliable, energy-efficient hot water delivery.
Features:
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