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Specifications – Navien NPE-180S2 Tankless Water Heater
Make: Navien
Model: NPE-180S2
Energy Factor: 93%
Maximum Flow Rate: 6.8 GPM
Maximum Heating Capacity: 120,000 BTU
Energy Star Certified: Yes
Dimensions: 17.3″ W × 27.4″ H × 13.2″ D
Technical Information
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Compact, high-efficiency tankless water heater
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Provides continuous hot water on demand
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Engineered for energy savings and reliable operation
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Suitable for residential applications with moderate demand
Warranty
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Purchase Warranty: 5 Years on Parts + 15 Years on Heat Exchanger + 1 Year Labour Coverage
The Navien Premium NPE-180S2 Condensing Tankless Water Heater is a high-performance on-demand hot water system designed to deliver continuous, endless hot water while maximizing energy efficiency and space savings. Engineered with advanced condensing technology, this model provides dependable hot water delivery for larger homes with higher demand, making it ideal for families and busy households.
With its condensing heat exchanger, the NPE-180S2 captures and reuses more heat from combustion than traditional tank heaters, resulting in superior energy efficiency and lower operating costs. Its sleek, compact, wall-mounted design fits easily into utility rooms, basements, or closets, freeing up valuable floor space and offering flexible installation options.
Advanced Condensing Technology for Superior Efficiency:
The Navien NPE-180S2 uses state-of-the-art condensing technology to extract and use heat normally lost in conventional systems. This efficient operation helps reduce natural gas consumption, lower monthly utility bills, and minimize environmental impact without compromising hot water performance.
Continuous Hot Water On Demand:
Unlike conventional tank water heaters that run out of hot water, the NPE-180S2 delivers on-demand hot water whenever needed, ensuring reliable performance even during simultaneous use of multiple showers, faucets, and appliances.
Space-Saving, Wall-Mounted Installation:
The compact, wall-mounted design of the NPE-180S2 makes it an excellent choice for homes with limited mechanical space. It installs easily in utility areas or closets and eliminates the need for bulky storage tanks, giving homeowners more usable space.
Durable Build for Long-Term Performance:
Navien is a trusted name in water heating technology, known for quality and longevity. The NPE-180S2 is built with durable components and materials that support long service life. With routine maintenance, such as flushing and descaling to prevent mineral buildup, this unit maintains peak efficiency and consistent hot water delivery over time.
Intuitive Controls and Easy Operation:
Equipped with user-friendly digital controls, the NPE-180S2 allows precise temperature adjustment and simple system monitoring. This intuitive interface enhances usability and helps homeowners optimize performance with ease.
Ideal for Larger Homes and High Hot Water Demand:
For homeowners seeking a reliable, energy-efficient, and space-saving hot water solution, the Navien Premium NPE-180S2 offers excellent performance and long-term value. Its advanced efficiency, continuous hot water delivery, and flexible installation make it a top choice for modern residential applications.
Key Features
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Advanced condensing heat exchanger
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Continuous on-demand hot water delivery
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High-capacity performance for larger homes
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Compact, wall-mounted design
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High energy efficiency
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Durable construction with routine maintenance
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Intuitive digital temperature controls
Benefits
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Endless hot water supply
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Lower energy bills
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Space-saving installation
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Reliable long-term performance
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Reduced environmental impact
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Easy temperature management
Customer Reviews
12 reviews for Navien Premium NPE-180S2 Condensing Tankless Water Heater
Why Homeowners Trust Jimmy HVAC for Reliable Comfort
Reliable HVAC Solutions Built for Comfort, Efficiency, and Long-Term Peace of Mind.
Financing Options Available
Enjoy peace of mind with low monthly payments that make your costs easy to manage without compromising on quality.
Transparent, Upfront Pricing
No hidden charges—just honest, clear pricing so you always know exactly what to expect before work begins.
Free Installation Included
Enjoy hassle-free setup with free professional installation completed on every purchase.
Licensed & Certified Technicians
TSSA-licensed experts ensure safe, highly reliable, and precise system installations and diagnostic repairs.
Parts & Labour Warranty
Long-lasting protection with comprehensive parts coverage alongside our trusted, comprehensive labor guarantees.
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Professional HVAC Installation & Replacement
Jimmy HVAC provides professional installation, replacement, and system upgrades for residential and light commercial HVAC equipment throughout the Greater Toronto Area. Our certified technicians ensure every system is installed according to manufacturer specifications, Ontario building codes, and industry best practices.
Whether you are upgrading to a high-efficiency system, replacing ageing equipment, or installing a new HVAC solution, our team serves homeowners and property managers across the GTA with reliable service and transparent pricing.
Full-Service HVAC Solutions
- Furnace installation & replacement
- Air conditioner installation
- Heat pump systems
- Tankless water heaters
- Boiler systems
- HVAC system upgrades & retrofits
- Complete Commercial HVAC Solutions
- Preventative maintenance & system inspections
Rachel Stein –
Decent experience overall. The water heater does its job, but delivery was delayed by a day due to scheduling.
Omar El-Sayed –
Jimmy HVAC handled the installation efficiently. Booking was easy, and the system was up and running the same day.
Alana Brooks –
No major issues so far. The Navien unit performs well, though I wish the app interface was a bit more user-friendly.
Thomas Nguyen –
Works well for our household of five. Setup took some time, but once running, hot water supply has been consistent.
Maria Fernandes –
Installation team was respectful and cleaned up after themselves. The price wasn’t the lowest, but the quality of work was good.
Brent Wilson –
Switched from a tank system to the Navien Premium NPE-180S2. Gas usage seems lower already. Jimmy HVAC explained the process clearly.
Noor Ahmed –
The heater works as advertised. It sometimes takes a few seconds for hot water to reach the far bathroom, but performance is solid otherwise.
Jason Moore –
Service was fast and straightforward. Installation was completed in one visit, though the paperwork took a bit longer than expected.
Isabelle Gagnon –
Hot water is consistent and the unit runs quietly. The Navien NPE-180S2 has been reliable so far, especially during colder mornings.
Kevin D’Souza –
Good experience with Jimmy HVAC. Pricing was reasonable compared to other quotes, and the install team showed up on time.
Priya Malhotra –
Overall happy with the system. The unit works well, but it took a few days to adjust the temperature settings to our liking.
Andrew Collins –
The Navien Premium NPE-180S2 provides steady hot water even with multiple taps running. Installation by Jimmy HVAC was clean and professional.