Navien NPE-240A2 – Condensing Tankless Water Heater – 199,000 BTU
$1,225.84
Free standard shipping within the United States. Shipping details
Navien NPE-240A2. Input 13,300 – 199,900 BTU/h, UEF 0.95, 11.2 GPM at 35F rise.
- Free U.S. shippingStandard delivery included
- Ships in 1 dayDelivered in 3-5 days
- 30-day returnsUnused, uninstalled items
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Do I have to pay for shipping?
Not at all! We offer Free Standard Shipping on all orders within the United States. There are absolutely no hidden fees or extra costs—the price you see at checkout is the final price delivered to your door.
How long will it take for my order to arrive?
We work hard to get your equipment to you as fast as possible. Most orders are processed within 1 business day, and transit typically takes 2-4 business days. On average, you can expect your package at your doorstep within 3-5 business days.
Can I track my order?
Yes, definitely! As soon as your order ships, we’ll send you a confirmation email with your tracking number.
You can follow your delivery anytime by clicking the “Track Your Order” icon in our website menu. Simply enter your tracking number to see the latest updates on your package’s journey to your door.
The Navien NPE-240A2 heats water on demand, so there is no stored tank to reheat and no capacity to run out of. The figures below are the manufacturer’s published ratings for this model; compare them against the property before ordering.
Published specifications
| Input | 13,300 – 199,900 BTU/h |
|---|---|
| UEF | 0.95 |
| Max flow | 11.2 GPM at 35F rise |
| Heat exchangers | Dual stainless steel |
| Recirculation | Built-in ComfortFlow pump and buffer tank |
| NOx | Low NOx, 20 ppm |
| Gas type | Field convertible natural gas or propane, kit included |
| Installation | Indoor or outdoor wall-hung |
| Venting | 2 in up to 75 ft, 3 in up to 150 ft |
| Gas line | 1/2 in up to 24 ft |
| Cascade | Up to 32 units, common venting up to 12 |
| Connections | 3/4 in NPT gas and water |
Before you order
Check that the gas supply, venting route, electrical supply and available wall space match the figures above. Gas-fired equipment must be installed and commissioned by a suitably qualified professional, and local codes may require permits or inspection. Aquanorix supplies equipment only and does not carry out installation.
What arrives
The NPE-240A2 is shipped in the manufacturer’s packaging with the documentation and fixings Navien supplies for this model. Any manufacturer warranty is administered by Navien under its own published terms.









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