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NPE-210A2 – Condensing Tankless Water Heater – 180,000 BTU
NPE-210A2 – Condensing Tankless Water Heater – 180,000 BTU
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Navien NPE-210A2Condensing Tankless Water Heater · 180,000 BTU
A high-efficiency condensing tankless water heater engineered for both residential and commercial applications, providing dependable hot water while maintaining low energy costs.
Designed with Navien's ultra condensing technology and dual stainless steel heat exchangers, the NPE-210A2 also includes built-in recirculation via ComfortFlow® technology, minimizing hot water wait times. It can support space heating through the optional H2Air Kit.
Technical specification
| Input range | 12,000 to 180,000 BTU/h |
|---|---|
| Efficiency | 0.95 UEF |
| Flow rate | Up to 10.1 GPM at 35°F rise |
| Heat exchangers | Dual stainless steel, ultra condensing |
| Recirculation | Built-in ComfortFlow® pump and buffer tank |
| Emissions | Low NOx (20 ppm) |
| Fuel | Field convertible — natural gas or propane |
| Installation | Indoor or outdoor, wall-hung, compact |
| Controls | EZNav™ multi-line panel with built-in HotButton™ |
| Remote access | NaviLink™ compatible |
| Cascading | Up to 12 common-vented units |
| Gas piping | 1/2″ gas line compatible up to 24 ft |
| Venting | Direct venting, 2″ up to 75 ft, 3″ up to 150 ft |
| Connections | 3/4″ NPT hot, cold, and gas |
| Space heating | Supported via optional H2Air Kit |
Applications
High-Demand Homes
Residential homes with high hot water demand.
Light Commercial
Light commercial water heating.
Multi-Bathroom Households
Households or small businesses.
Gas & Venting Flexibility
Installations needing gas and venting flexibility.
Cascade-Ready
Systems with optional space heating.
Key features
- 180,000 BTU/h input with 0.95 UEF
- Up to 10.1 GPM at 35°F temperature rise
- Dual stainless steel heat exchangers
- Ultra condensing efficiency
- ComfortFlow® recirculation with built-in buffer tank and pump
- EZNav™ multi-line control panel with HotButton™
- Low NOx emissions (20 ppm)
- Field convertible gas system (NG/LP)
- Indoor or outdoor wall-hung installation
- 1/2″ gas line capable up to 24 feet
- Direct venting: 2″ up to 75 feet, 3″ up to 150 feet
- Cascading and common venting for up to 12 units
- Compatible with NaviLink™ remote control system
- 3/4″ NPT hot, cold, and gas connections
Navien NPE-210A2 condensing tankless water heater. Follow the installation manual, venting requirements, local gas and plumbing codes, and manufacturer instructions.
