NCB-240/130H - Condensing Combi-Boiler - 199,000 BTU DHW / 130,000 BTU HTG
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Estimated Delivery:Aug 10 - Aug 14
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Free Shipping & Returns: On all orders
NCB-240/130H - Condensing Combi-Boiler - 199,000 BTU DHW / 130,000 BTU HTG
Navien NCB-240/130H - Condensing Combi-Boiler - 199,000 BTU DHW / 130,000 BTU HTG
The Navien NCB-240/130H is a high-efficiency, 95% AFUE condensing combi-boiler that delivers both space heating and domestic hot water in a single wall-hung unit. Designed for performance and convenience, it features a maximum heating input of 130,000 BTU/hr and a DHW input of up to 199,000 BTU/hr. The unit supports both natural gas and propane, with field conversion included, and offers flexible venting options using 2" or 3" PVC, CPVC, polypropylene, or stainless steel.
The NCB-240/130H includes dual stainless steel heat exchangers, integrated smart controls with an LCD display, and built-in support for three heating zones. With advanced turndown ratios and Energy Star certification, it's engineered to optimize energy use while maintaining consistent comfort in residential heating applications.
Features:
- 95% AFUE efficiency rating
- 130,000 BTU/hr heating input
- 199,000 BTU/hr DHW input
- Dual stainless steel heat exchangers
- 10:1 heating turndown ratio
- 15:1 domestic hot water turndown ratio
- Smart controls with LCD display and setup wizard
- Integrated 3-zone controller for zone valves or circulators
- Field convertible from natural gas to propane (kit included)
- Compact wall-hung design
- Energy Star certified
- Built-in freeze protection and advanced safety controls
- Supports cascading with up to 15 NPE units
Applications:
- Whole-home heating and on-demand hot water
- Residential homes using natural gas or propane
- Indoor wall-mounted installations
- Projects requiring high-efficiency boiler systems
- Smart home setups using Navien controls
- Systems needing multi-zone heating integration
AimΒ high with Navien...
High efficiency,Β High output, High performance, all in one compact combi
- HighestΒ DHW maximum BTUβs in residential combi-boilers...up to 210,000 per hour
- HighestΒ DHW flow rate @ 70Β°F rise...up to 5.4 GPM
- HighestΒ number of BTU sizes for the North American residential combi-boiler market
- HighestΒ residential combi DHW TDR...15:1 for all models
- HighestΒ residential combi heating TDR... up to 11:1
- HighestΒ number of built-in zone controls for valvesΒ or pumps... up to three
- HighestΒ full lineup 2" PVC venting lengths... up to 65 feet
- HighestΒ number of cascade capable units with NPE tankless water heaters... up to 15
- High altitude certification...Β up to 10,100Β feet (NGΒ or LP)
- Lowest minimum fire BTUΒ for residential combi-boilers... as low as 10,700
NewΒ Navien NCB-H...the complete combi package and no comprimises
Navien's innovation and technological advancements have done it again. The new NCB-H is taking combi performance to the highest levels. As the competition tries to get closer, Navien ingenuity keeps advancing their lead.

COMPAREΒ these advantages and see why NCB-H combis are the right fit for small and large homes
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Durable stainless steel heat exchangers resist corrosion, resulting in longer life and improved heat recovery from flue gases for superior efficiency. |
Separate stainless steel flat plate heat exchanger for DHW creates the lightest flow rates for any combi-boiler in the industry. |
Dual Venturi system creates better combustion control and turndown ratio. Orifice conversion kit for easy field gas convertibility from NG to LP is included with every NCB-H Series combi-boiler. |
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All components of DHW module including water feed valve, flow adjustment valve, mixing valve and 3-way valve are right behind circuit board for easy serviceability. |
Installations in or near media rooms, recreation rooms or any living areas of the house are possible with the quiet running NCB-H combi-boilers. |
The sophisticated gas flow control system provides a high turndown ratio, reducing energy waste and excessive boiler cycling and enhances temperature control for DHW. |
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Dual Stainless SteelHeat ExchangerDesigned for exceptionalheating performance and longevityHeating up to150,000BTUs per hour |
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Built-in DHW module now with
higher performance
Navienβs NCB-H generates enough hot water to run up to 3 showers and a dishwasher at the same time.


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Expanded DHW Capability
For increased domestic hot water flow demand, the NCB-H can be cascaded and common vented with up to 15 NPE tankless water heaters

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We want you to be 100% satisfied with your purchase. Items can be returned or exchanged within 30 days of delivery.
Discover more in our FAQ
How long does it take to process an order?
Orders are typically processed and prepared for shipping within 1 to 3 business days.
Do you ship internationally?
At this time we only ship within the United States. We hope to expand to international shipping in the future.
What is your return policy?
We accept returns within 30 days of delivery. Items must be unused and in their original packaging. To start a return, email us at support@pillowle.comwith your order number.






