

NCB-190/060H - Condensing Combi-Boiler - 160,000 BTU DHW / 60,000 BTU HTG
Navien NCB-190/060H - Condensing Combi-Boiler - 160,000 BTU DHW / 60,000 BTU HTG
The Navien NCB-190/060H is a high-efficiency condensing combi-boiler that delivers both space heating and domestic hot water in one compact unit. With a 95% AFUE rating and a 15:1 turndown ratio for DHW, this boiler provides precise performance and significant energy savings. It features dual stainless steel heat exchangers, built-in controls, and flexible venting options. The unit is field convertible for use with natural gas or propane and is suitable for small to large homes, capable of supporting up to three showers and a dishwasher simultaneously.
Specifications:
- DHW Input: 10,000 to 160,000 BTU/hr
- Heating Input: 60,000 BTU/hr
- AFUE: 95%
- Flow Rate: 4.1 GPM at 70Β°F rise
- Venting: 2" up to 65 ft or 3" up to 150 ft (PVC, CPVC, or polypropylene)
- Dimensions: 17.3" W x 12.8" D x 29.3" H
- Weight: 88.2 lbs
- Gas Type: Field convertible (natural gas or propane)
- Controls: LCD display with Setup Wizard
- Built-in: Pumps and connections for 3 zone pumps and 3 zone valves
Applications:
- Space heating and domestic hot water for residential homes
- Compatible with cascade and common venting configurations using NPE water heaters
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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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ZNS
Pairs well with
In stock! Ships within 1-2 business days.
90-day risk-free trial
2-Year Warranty
Complimentary shipping & returns

NCB-190/060H - Condensing Combi-Boiler - 160,000 BTU DHW / 60,000 BTU HTG
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