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CWNS1.4-85-60 Fuel Gas Hot Water Boiler Commercial Water Heater

CWNS0.35-85/60-YQ(350Kw/h)CWNS0.5-85/60-YQ(500Kw/h)CWNS0.7-85/60-YQ(700Kw/h)CWNS

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update time:2026-07-03 23:44

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CWNS0.35-85/60-YQ(350Kw/h)

CWNS0.5-85/60-YQ(500Kw/h)

CWNS0.7-85/60-YQ(700Kw/h)

CWNS1.05-85/60-YQ(1050Kw/h)

CWNS1.4-85/60-YQ(1400Kw/h)
CWNS2.1-85/60-YQ(2100Kw/h)
CWNS2.8-85/60-YQ(2800Kw/h)
CWNS3.5-85/60-YQ(3500Kw/h)
CWNS4.2-85/60-YQ(4200Kw/h)
CWNS5.6-85/60-YQ(5600Kw/h)
CWNS7-85/60-YQ(7000Kw/h)

CWNS14-85/60-YQ(14000Kw/h)

Key attributes

output
Hot Water
usage
Industrial
Fuel
Gas
pressure
Low Pressure
structure
fire and water tube
type
Natural Circulation
Material
Stainless Steel
core components
Boiler main body
key selling points
Patented Product
Style
Horizontal
Warranty
1 Years
video outgoing-inspection
Provided
machinery test report
Provided
Weight (KG)
/
place of origin
Henan, China
brand name
Refeng
dimension(l*w*h)
Depends on Boiler Capacity
Capacity Options
1T - 20T/h (0.7MW - 14MW)
Working Pressure
OMpa
Thermal Efficiency
≥92% - 98% (With Condenser)
Application
Food Steam Generator
Design fuel
Natural Gas
Keywords
Oil Fired Hot Water Boiler
Application Field
Greenhouse Heating
Name
Gas Heating Boilers
Applicable Fuel
Gas Oilo
Product name
Gas Fired Hot Water Boiler

Packaging and delivery

Selling Units
Single item


Highlights at a glance
CWNS series horizontal gas-fired atmospheric hot water boiler adopts three-pass full wet-back fire tube structure. It runs under zero pressure with high safety, no explosion risk.
Fuels: Natural gas, LPG, biogas, light diesel, dual-fuel available
Efficiency: ≥94%, up to 98% with condensing economizer
Equipped with imported low-NOx burner & PLC full auto control
Corrugated furnace + threaded smoke tubes for efficient heat exchange & long service life
Outlet water temp: 85/60℃ adjustable
Certifications: CE, ISO9001, EAC, Class A boiler manufacture license
Widely used for heating & domestic hot water in hotels, hospitals, schools, greenhouses, bath centers
1-year warranty for core parts, lifetime technical support
CWNS Horizontal Gas Fired Atmospheric Hot Water Boiler, Automatic Heating Boiler
Low NOx CWNS Normal Pressure Gas Hot Water Boiler CE ISO Certified
CWNS Natural Gas LPG Atmospheric Boiler for Hotel Hospital Factory Heating
About this supplier
Henan Refeng Boiler Co., Ltd. is a professional boiler manufacturer based in Henan Province, China. Since its establishment in 2001, the company has always taken technological innovation as the core, providing global customers with safe, energy-saving and efficient one-stop thermal energy equipment solutions. The company mainly produces industrial boilers, steam boilers, biomass/coal-fired boilers, oil and gas-fired boilers, steam generators, thermal oil heaters, hot water boilers and pressure vessels, which can meet the diversified needs of chemical, textile, food processing, building materials, pharmaceutical and other industries. Our products have obtained international certifications such as ISO, ASME, CE, DOSH and EAC, strictly implement Chinese national standards, and meet the global market access requirements, relieving overseas customers of worries. From preliminary consultation, customized design and accurate quotation to contract performance, customs clearance and logistics, our efficient processes shorten delivery cycles and reduce customers' procurement costs. We also provide 24/7 technical support, fast maintenance response and original spare parts supply to ensure the stable operation of boiler systems throughout their service life. The company has built a global after-sales service network to provide overseas customers with timely maintenance, technical support and spare parts supply, ensuring the stable and reliable operation of equipment. With stable and reliable supply capacity, Ruifeng Boiler has become a trustworthy long-term partner for customers. Let us take thermal energy technology as the bond and jointly promote the global industry towards a more efficient and environmentally friendly future!
Competitive advantages
Company overview
Certificates
Customers
Trade show participation
Production workflow
Application scenario
Extended company profile
Packaging & shipping specifications
FAQs
How many years of experience do you have in manufacturing boilers and thermal energy equipment?
We have been dedicated to the research, production and sales of industrial boiler equipment for over 40 years. We are a seasoned industrial boiler manufacturer with a mature production process and a complete quality control system. We have served numerous industrial customers worldwide and have an excellent reputation.
What international certifications do your industrial boilers have? Can they be smoothly cleared for customs?
Our industrial boilers all hold ISO certification, CE certification, EAC certification, and American standard certification. We also have complete quality inspection reports and certification documents, which can fully meet the market entry requirements of different countries and regions such as the EU, Russia, and the Americas, ensuring smooth customs clearance and compliant use.
How long is the delivery cycle for industrial boilers?
Standard models are in stock and can be delivered within 3-10 days after payment; customized models require a construction period of 20-35 working days. We will notify the customer in advance before shipment to confirm and ensure that the production schedule is not delayed.
Is the installation of industrial boilers difficult? Will you provide installation guidance?
Our industrial boilers are mostly of quick-installation structure, with low installation difficulty. On-site, only the connection of pipelines, circuits, and flues is required. We also provide detailed installation instructions and one-on-one online installation guidance to assist customers in completing the installation and commissioning smoothly and quickly for production.
How can one quickly obtain the most optimized price?
1. We need to know the power of the boiler, the fuel used, and the required steam pressure to confirm the boiler model. 2. Customers need to provide us with your name, email address, and company name. Then we will immediately send you the quotation plan. If you use WhatsApp or WeChat, you can provide us with your ID, which will make communication with us more convenient.



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