Navien 37kW Combi Boiler NCB500 2S+/37K

£1,092

The Navien 37kW Combi Boiler NCB500 2S+/37K delivers high efficiency with stainless steel heat exchangers, a 10-year warranty, and hydrogen-ready technology. With a DHW flow rate of 15.2 LPM, this compact boiler is ideal for modern homes.

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Estimated Delivery: We typically dispatch items within 2 working days. However, for boilers, it may take up to 3 to 5 working days, but we will do our best to dispatch them by the next working day.

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The Navien NCB500 2S+/37K 37kW Combi Boiler is designed for homes that demand high hot water output and efficiency. Featuring durable stainless steel heat exchangers, this boiler ensures long-term durability while delivering a superior DHW flow rate of up to 15.2 liters per minute (at a 35°C temperature rise). With an impressive turndown ratio of 6:1, it offers excellent modulation, adjusting to meet your home’s heating and hot water needs with precision.

Its hydrogen-ready technology ensures future compatibility, supporting up to a 20% hydrogen blend. Additionally, the boiler’s ErP A+ energy efficiency rating (when used with 3 Smart Plus room thermostats) guarantees substantial energy savings.

Key Features:

Stainless Steel Heat Exchangers: Provide maximum durability and efficiency over time.
High DHW Flow Rate: Delivers up to 15.2 LPM at a 35°C temperature rise, ensuring ample hot water supply.
Turndown Ratio of 6:1: Offers precise modulation, adjusting heat output based on demand.
Hydrogen-Ready Technology: Future-proofed for energy efficiency, supporting a 20% hydrogen blend.
ErP A+ Rating: Achieves top energy efficiency when paired with Smart Plus thermostats for multizone heating.
Compact Design: With dimensions of 680mm (Height), 395mm (Width), and 283mm (Depth), it easily fits into tight spaces.
Quiet Operation: Operates at a low noise level of 48 dBA, ensuring minimal disruption.
10-Year Warranty: Provides peace of mind with long-term coverage straight out of the box.

Technical Specifications:

Model Number: PNCB5000037L001
Fuel Type: Natural Gas / LPG
Heat Output (CH): 26 kW
DHW Output (Min/Max): 4.6 / 37.0 kW
DHW Flow Rate (35°C Rise): 15.2 l/min
CH Condensing Max Output: 28.2 kW
ERP Rating: A
SEDBUK SAP 2009 Rating: 89%
Noise Level: 48 dBA
Maximum Vertical Flue (100mm): 8 meters
Maximum Horizontal Flue (100mm): 7 meters
Nox Class: 6
Solar Compatible: Yes
Warranty: 10 years

The Navien NCB500 2S+/37K Combi Boiler combines advanced technology, compact design, and future-proofed energy efficiency, making it an ideal choice for households seeking reliable, high-performance heating and hot water solutions.