NPE-180A2 – Condensing Tankless Water Heater – 150,000 BTU

$467.22

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Description

Description

NPE-180A2 – Condensing Tankless Water Heater – 150,000 BTU

Professional Grade · Ships from the USA

🔥Professional-Grade Unit

Genuine, brand-new equipment with full manufacturer warranty.

⚡Energy Efficient

High-efficiency design that cuts running costs year after year.

🚚Fast US Shipping

Ships from the United States, leaves our warehouse in 24 hours.

Best Value

Single Unit

  • • Professional Grade
  • • Genuine Product
  • • Ships in 24 Hours
  • • Secure Checkout
  • • US-Based Support

Navien NPE-180A2 – Condensing Tankless Water Heater – 150,000 BTU

The Navien NPE-180A2 is a high-efficiency condensing tankless water heater designed for residential and light commercial use. With a capacity range of 10,000 to 150,000 BTU per hour and a Uniform Energy Factor of 0.95, it delivers powerful performance while minimizing energy waste. The unit provides a maximum flow rate of 8.4 GPM at a 35°F temperature rise, making it suitable for multiple simultaneous hot water demands. Compact and wall-hung, it installs easily indoors or outdoors and supports field conversion between natural gas and propane.

Equipped with Navien’s dual stainless steel heat exchangers and a built-in recirculation pump, the NPE-180A2 offers exceptional durability and faster hot water delivery. It features the EZNav™ multi-line control panel with integrated HotButton™ for user-friendly control, and it supports cascading and common venting with up to 12 units. Approved for 2″ or 3″ venting materials, it supports long vent runs and uses a 1/2″ gas line up to 24 feet. With ultra-low NOx emissions and multiple built-in features, the NPE-180A2 meets a wide range of installation needs with high efficiency and flexibility.

Features

  • 150,000 BTU/h input with 0.95 UEF efficiency
  • Flow rate up to 8.4 GPM at 35°F rise
  • Dual stainless steel heat exchangers
  • Built-in recirculation pump
  • Field convertible between natural gas and propane
  • Ultra Low NOx emissions (20 ppm)
  • EZNav™ multi-line control panel with HotButton™ interface
  • 1/2″ gas line capable up to 24 feet
  • Indoor or outdoor wall-hung installation
  • Vents with 2″ up to 75 ft or 3″ up to 150 ft
  • Cascading and common venting with up to 12 units

Applications

  • Residential hot water systems
  • Light commercial water heating
  • Installations requiring high flow at high efficiency
  • Projects needing venting flexibility and compact design
  • Multi-unit configurations with cascading or common venting requirements

Navien NPE-A2 simply a smarter hot water system for today’s life styles

Navien Lifestyles

Navien…the proven leader in condensing tankless, makes it even easier to install and set up with the new NPE-A2 series

Navien NPE-A2 Series

ComfortFlow Built-in Recirculation System

Built-in recirculation system

Navien’s patented ComfortFlow® system is the first to include a buffer tank, recirculation pump and fine-tuned controls into a tankless water heater, resolving the cold-water sandwich effect* and issues of minimal flow rates commonly found in other tankless water heaters.

* The “cold-water sandwich effect” is the undesired introduction of cold water into the hot water supply line on occasions of frequent on/off operations. (Measure Guideline : Transitioning to a Tankless Water heater, DOE, Sept.2012).

The built-in recirculation pump allows the NPE-A2 to recirculate water either through an external recirc line or through existing supply lines while using NaviCirc®, without the need for external pumps or controls.

Navien Recirculation Illustration

Navien EZNav Control

Multi-line control with built-in intuitive software 

Navien’s new backlit EZNav™ control panel uses simple text and icons to make set up, operation status and troubleshooting faster and easier than ever before.

  • Self-diagnostics.
  • Displays temperature and water flow rate.
  • Displays status of cascade operation.
  • Convertible display from °F to °C.
  • User Friendly Interface.
  • Easy setup.

PNAV000023

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FAQ

Find answers to common questions about our products and shipping.

Who can buy refrigerants from MEIOSYS?

Refrigerants are sold only to EPA Section 608 or 609 certified technicians. You confirm your certification number at checkout. See our Refrigerant Sales Policy.

How fast do you ship?

Orders leave our US warehouse within 24 hours (next business day). Most deliveries arrive in 3–5 business days depending on your state.

Are the cylinders new and factory sealed?

Yes. All refrigerant cylinders are 100% virgin, new and factory sealed. Bulk packs and pallets ship strapped on pallets.

Do you ship to all US states?

Yes, we ship to all 50 states including California. Hazmat and freight charges, if any, are shown at checkout.

What payment methods do you accept?

All major credit cards. Every transaction is encrypted and secure.

Can I return a cylinder?

Unopened, factory-sealed cylinders can be returned within 30 days. See our Refund & Returns Policy.