The Navien NCB500 ON combi boiler is a high-efficiency model with impressive features, including smart controls and hydrogen compatibility. You'll find outputs from 32-41kW, making it suitable for most homes, with hot water delivery up to 13.1 LPM. Expect to pay £1,286 for the 32kW unit, plus installation costs between £1,650-£2,500. While it's pricier upfront, you'll get excellent efficiency ratings up to 98% and a robust warranty package. Let's explore what makes this boiler stand out from the competition.
Key Takeaways
- The Navien NCB500 ON boiler costs £1,286 for the 32kW unit, with total installation costs ranging from £1,845 to £3,500.
- Available in 32kW, 37kW, and 41kW options, the boiler achieves up to 98% efficiency and carries an ErP Rating of A/A+.
- Features include smartphone connectivity, weather forecasting, and hydrogen-blend compatibility, making it future-proof and user-friendly.
- Compact dimensions of 395 x 285 x 680mm make it suitable for kitchen cupboard installation, with hot water delivery up to 13.1 LPM.
- Includes extensive warranty coverage: 5 years on parts, 10 years on heat exchanger, and 1 year on labour.
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Navien NCB500 ON Combi Boiler Overview
When it comes to modern home heating, the Navien NCB500 ON combi boiler stands out as a tech-savvy powerhouse in a surprisingly compact package.
At just 395 x 285 x 680mm, it'll fit snugly in your kitchen cupboard while packing some serious heating punch.
You'll love how this smart cookie keeps you cosy with its built-in digital display and smartphone connectivity.
Plus, it's ready for the future with hydrogen-blend compatibility and impressive efficiency ratings up to 98% with Smart Plus.
- Choose from three power options (32kW, 37kW, or 41kW) to match your home's needs
- Enjoy peace of mind with a 10-year warranty and stainless steel heat exchangers
- Stay dry with IPX4 water protection and monitor your energy usage from your phone
Your heating engineer will appreciate its easy installation features and 3-zone compatibility.
Navien NCB500 ON Combi Boiler Performance and Efficiency
Looking under the hood of the Navien NCB500 ON reveals impressive performance stats that'll make both your wallet and the environment happy. You'll get outstanding hot water delivery up to 13.1 LPM and heating outputs reaching 41kW – plenty for your family's needs.
| Feature | Benefit |
|---|---|
| ErP Rating | A/A+ (up to 98% efficient) |
| Hot Water Flow | 13.1 LPM at 35°C rise |
| Size | Compact 395 x 285 x 680mm |
| Future-Ready | 20% hydrogen compatible |
| Smart Control | Weather forecasting & geofencing |
The boiler's stainless steel heat exchanger and 6:1 turndown ratio guarantee you're getting peak efficiency year-round. Plus, it's hydrogen-ready and works with smart controls to optimise your energy usage. Whether you're running multiple showers or heating your whole house, this powerhouse won't break a sweat.
Navien NCB500 ON Combi Boiler Pros and Cons
Since you're weighing up the Navien NCB500 ON combi boiler, let's break down what makes it shine and where it might fall short.
You'll love its compact design that fits neatly in kitchen cupboards, plus the impressive 10-year warranty gives you long-term peace of mind.
The boiler's smart features let you control temperatures from your phone, and it's ready for the future with hydrogen compatibility.
However, you'll need to take into account the higher upfront cost and requirement for good mains pressure.
- Excellent hot water performance with up to 41kW output – perfect if you've got multiple bathrooms
- Built-in protection against water leaks and easy maintenance features
- Future-proof design with smart controls and hydrogen-ready status, though you'll need regular maintenance to keep it functioning at its best
How Does The Navien NCB500 ON Combi Boiler Compare To Similar Models From Other Manufacturers?
The Navien NCB500 ON stands tall among its competitors with the highest hot water flow rate in its class at 16.8L/min.
You'll get more powerful water flow than the Worcester Bosch Greenstar 4000 (14.3L/min) and even edges out the Viessmann Vitodens 100-W (16.4L/min).
When it comes to efficiency, the NCB500 ON takes the lead again with an A+ rating when paired with the Smart Plus control pack, while competitors maintain standard A ratings.
It's like upgrading from economy to business class without paying the premium.
The 10-year warranty matches industry standards offered by Worcester Bosch and Viessmann, while its digital display and smart controls keep pace with high-end features found in the Vaillant ecoTEC plus and Ideal Logic Max.
How Much Does A Navien NCB500 ON Combi Boiler Cost?
When investing in a Navien NCB500 ON combi boiler, you'll need to budget around £1,286 for the 32kW unit itself.
The total cost, including installation, typically ranges from £1,845 to £3,500, depending on your specific requirements.
Your final price will vary based on the complexity of the installation and your home's needs. A straightforward combi-to-combi swap starts at £1,845, while converting from a system boiler could cost around £2,499.
Here's what influences your total investment:
- Installation type – straight swap costs less than system conversions
- Property size and hot water demand – affects which output (32kW or 41kW) you'll need
- Additional extras – smart controls can boost efficiency to 98% but add to upfront costs
Navien NCB500 ON Combi Boiler Warranty and Service Support
Purchasing a Navien NCB500 ON combi boiler comes with extensive warranty protection that'll give you peace of mind for years to come.
You'll get 5 years coverage on parts, 10 years on the heat exchanger, and 1 year on labour for residential installations.
To keep your warranty valid, you'll need to schedule annual maintenance with a Gas Safe registered engineer. It's like giving your boiler its yearly health check-up – they'll clean components, run safety checks, and make sure everything's running smoothly.
If you ever need support, Navien's got your back with their technical team available 7 days a week, 363 days a year.
Just keep your proof of purchase handy and contact your original installer first. If you can't reach them, Navien's support line (800-519-8794) is ready to help.
Final Verdict
Backed by excellent warranty coverage and reliable support, the Navien NCB500 ON combi boiler stands out as a powerhouse of modern heating technology.
You'll appreciate its impressive efficiency ratings and smart features that make managing your home's heating a breeze.
The combination of stainless steel components and future-ready hydrogen compatibility means you're investing in a system that'll serve you well for years to come.
While the initial cost might seem steep, the long-term energy savings make it worth considering.
- Perfect for larger homes with its powerful output options up to 41kW
- Smart controls let you manage heating from your phone (perfect for those "did I leave the heating on?" moments)
- A+ efficiency rating means lower bills and a smaller carbon footprint
It's a solid choice if you're looking for a reliable, high-performance heating solution.
Get Up To 3 Free Quotes For Your New Boiler
Before committing to your new Navien NCB500 ON, you'll want to gather multiple quotes to guarantee you're getting the best possible deal.
Our Gas Safe registered installers can provide tailored quotes specific to your home's requirements.
You've got three main options for getting quotes. You can use online comparison tools that'll connect you with up to three local installers within 24 hours – it's quick and there's no obligation.
Or you might prefer meeting local Gas Safe engineers in person to discuss your specific needs and get a personalised recommendation.
National companies like British Gas offer fixed-price quotes and quick installation times, but don't forget to compare their prices with local installers who often have competitive rates.
Remember that quotes will vary based on factors like installation complexity, additional components needed, and your location in the UK.
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