Sale
Product image 1, can be opened in a modal.
NPE-240S2 - Condensing Tankless Water Heater - 199,000 BTU
Product image 2, can be opened in a modal.
NPE-240S2 - Condensing Tankless Water Heater - 199,000 BTU

NPE-240S2 - Condensing Tankless Water Heater - 199,000 BTU

Regular price $1,013.60 USD
Regular price $1,700.00 USD Sale price $1,013.60 USD
Shipping calculated at checkout.
  • In stock
  • Inventory on the way
Description

Navien NPE-240S2 - Condensing Tankless Water Heater - 199,000 BTU

The Navien NPE-240S2 is a premium condensing tankless water heater built to deliver reliable, high-capacity hot water for residential or commercial applications. With a powerful input range of 13,300 to 199,900 BTU/h and an impressive 0.96 UEF, it’s ENERGY STAR® certified for efficiency and performance. This unit delivers up to 11.2 gallons per minute at a 35°F temperature rise and operates at flow rates as low as 0.5 GPM, making it ideal for both large-volume and low-demand applications.

Designed for indoor or outdoor wall-hung installation, the NPE-240S2 features ultra condensing technology and durable dual stainless steel heat exchangers. It includes the intuitive EZNav™ control panel with a built-in HotButton™ interface and is compatible with NaviLink™ for remote access. The unit is field convertible between natural gas and propane and supports cascading of up to 12 units for expanded demand. With ultra-low NOx emissions and 1/2" gas line compatibility up to 24 feet, it offers maximum flexibility for a wide range of installations.

Features

  • 199,900 BTU/h input with 0.96 UEF efficiency
  • Up to 11.2 GPM at 35°F temperature rise
  • Dual stainless steel heat exchangers
  • Ultra condensing performance
  • Low NOx emissions (20 ppm)
  • Minimum flow rate: 0.5 GPM
  • Indoor or outdoor wall-hung installation
  • Field convertible gas system (NG or LP)
  • EZNav™ control panel with HotButton™ interface
  • Cascading capable with up to 12 units
  • Common venting capable
  • 1/2" gas pipe compatible up to 24 ft
  • 2" venting up to 60 ft, 3" venting up to 150 ft
  • 3/4" NPT connections for gas, hot, and cold water
  • 120V, 60Hz, single-phase power supply
  • CSA Listed, AHRI Certified, ENERGY STAR®, NSF Listed

Applications

  • Residential homes with high simultaneous water demand
  • Light commercial hot water systems
  • Indoor or outdoor installations needing compact, wall-mounted design
  • Projects requiring gas and venting flexibility
  • Multi-unit cascade-ready setups

 


PNAV000037

Shipping & Returns
  • Shipping methods and estimated delivery dates
  • Shipping cost or free shipping info
  • Return policy summary
  • Country-specific shipping details

30-Day Guarantee

Shop completely risk-free with our 30-day satisfaction guarantee.

Hassle-Free Returns

Simple, straightforward returns if you ever need them.

Free Express Shipping

Enjoy fast, reliable express delivery on all orders storewide.

NPE-240S2 - Condensing Tankless Water Heater - 199,000 BTU

NPE-240S2 - Condensing Tankless Water Heater - 199,000 BTU

Regular price $1,013.60 USD
Regular price $1,700.00 USD Sale price $1,013.60 USD

Fast & Reliable USA Delivery

Precision Water is a trusted plumbing and water heating supplier based in the USA, proudly serving customers nationwide. With our dedicated US-based warehouses, we ensure fast and reliable delivery on every order, backed by excellent customer service.

Trusted by Homeowners Nationwide

See why families and DIYers across the USA rely on Precision Water for their high-efficiency water heaters and essential plumbing upgrades.

— Mike T.

Real Reviews from Real Customers

We pride ourselves on delivering top-tier water systems and exceptional support. Don't just take our word for it—read what our customers have to say about their experience.

— Sarah J.

The Precision Water Difference

  • Fast shipping, premium plumbing equipment, and expert support you can actually reach. Discover how we are upgrading homes coast-to-coast.
— David R.