Key specification for this conditioning heating system boiler: material Stainless Steel, type Natural Circulation. Everything below is reproduced from the factory data sheet. Made by Henan Yuji Boiler Vessel Co., Ltd. (6 years on the platform, typical reply ≤2h). For a binding price and lead time, send the volume you need and where it ships to.
Key Features of This Conditioning Heating System Boiler
- Material: Stainless Steel
- Warranty: 1 Year
- Place Of Origin: Henan, China
- Type: Natural Circulation
- Single Package Size: 1X1X1 cm
- Weight (Kg): 3000
Technical Specifications
| Output | Steam |
|---|---|
| Usage | Industrial |
| Fuel | Gas-fired & oil-fired |
| Pressure | Max. 1.25MPa |
| Structure | Water Tube |
| Type | Natural Circulation |
| Material | Stainless Steel |
| Key Selling Points | Automatic |
| Style | Horizontal |
| Warranty | 1 Year |
| Video Outgoing-Inspection | Provided |
| Machinery Test Report | Provided |
| Weight (Kg) | 3000 |
| Place Of Origin | Henan, China |
| Brand Name | YUJI |
| Dimension(L*W*H) | depends on model |
| Selling Units | Single item |
| Single Package Size | 1X1X1 cm |
| Single Gross Weight | 1.000 kg |
Product Details


350Kw 700Kw City Gas Fired Condensing Vacuum Hot Water Central Air Conditioning Heating System Boiler












WNS Series Steam Boiler Main Technical Parameters | ||||||||||||||||
Rated steam | Rated steam | Steam temperature(℃) | Thermal efficiency | Oil | Gas | Dimension | Weight | |||||||||
capacity (t/h) | pressure (Mpa) | (%) | (kg/h) | (Nm³/h) | (m) | (t) | ||||||||||
WNS1-0.7/1.0-Y(Q) | 1 | 0.7/1.0 | 194 | ≥98.36 | 61 | 73 | 3.2×1.9×2.2 | 4.9 | ||||||||
WNS2-1.0/1.25-Y(Q) | 2 | 1.0/1.25 | 194 | ≥98.36 | 121 | 145 | 4.2×2.3×2.5 | 8 | ||||||||
WNS3-1.0/1.25-Y(Q) | 3 | 1.0/1.25 | 194 | ≥98.36 | 182 | 217 | 4.5×2.1×2.4 | 9 | ||||||||
WNS4-1.0/1.25-Y(Q) | 4 | 1.0/1.25 | 194 | ≥98.36 | 243 | 289 | 5.0×2.3×2.6 | 11 | ||||||||
WNS6-1.25/1.6-Y(Q) | 6 | 1.25/1.6 | 194 | ≥98.36 | 367 | 435 | 5.4×2.4×2.7 | 18.6 | ||||||||
WNS10-1.25/1.6-Y(Q) | 10 | 1.25/1.6 | 194 | ≥98.36 | 601 | 735 | 6.3×2.7×3.2 | 20.5 | ||||||||
WNS15-1.25/1.6-Y(Q) | 15 | 1.25/1.6 | 194 | ≥98.36 | 906 | 1101 | 8.9×3.4×3.6 | 42 | ||||||||
WNS20-1.25/1.6-Y(Q) | 20 | 1.25/1.6 | 194 | ≥98.36 | 1211 | 1467 | 7.8×3.6×4.0 | 52 | ||||||||
CWNS Series Main Technical Parameters of Hot Water Boiler | ||||||||||||||||
Project | Model | CWNS0.35 | CWNS0.7 | CWNS1.05 | CWNS1.4 | CWNS2.1 | CWNS2.8 | |||||||||
Size | M | 2.9*1.5*1.7 | 2.7*1.6*1.9 | 3.2*1.6*1.9 | 3.4*2.2*2.4 | 3.4*2.2*2.6 | 4.3*2.3*2.6 | |||||||||
Weight | T | 2.5 | 3.75 | 5.6 | 7.7 | 8.9 | 10.1 | |||||||||
Power | MW | 0.35 | 0.7 | 1.05 | 1.4 | 2.1 | 2.8 | |||||||||
Pressure | Mpa | 0 | ||||||||||||||
Outlet Water Temperature | ℃ | 85 | 85 | 85 | 85 | 85 | 85 | |||||||||
Return Water Temperature | ℃ | 60 | 60 | 60 | 60 | 60 | 60 | |||||||||
Boiler Efficiency | / | ≥96% | ||||||||||||||
Applicable Fuel | / | Natural Gas, liquefied Natural Gas, City gas, Light Oil | ||||||||||||||
Natural Gas | NM³/h | 37 | 73 | 109 | 145 | 212 | 286 | |||||||||
Liquefied Petroleum Gas | Kg/h | 29 | 57 | 85 | 115 | 172 | 229 | |||||||||
City Gas | NM³/h | 79 | 155 | 232 | 302 | 463 | 601 | |||||||||
Light Oil | Kg/h | 31 | 61 | 92 | 118 | 185 | 235 | |||||||||
Gas supply pressure | Natural Gas | Mbar | 70-100 | 100-150 | 100-150 | 100-150 | 150-200 | 150-200 | ||||||||
City Gas | Mbar | 100-200 | 100-200 | 100-200 | 100-200 | 150-200 | 150-200 | |||||||||
Rated Water Circulation | M³/h | 12 | 24 | 36 | 48 | 72 | 96 | |||||||||
Boiler Water Volume | M³ | 1.1 | 3.05 | 5.2 | 5.9 | 13.1 | 15.8 | |||||||||
































A: Yes, we are professional manufacturer of boiler and pressure vessels in Henan, China.
Q: Do you have any Certificate?
A: Yes. Our boiler have got China GB ISO certificates and CE certificate of EU. We also can provide ASME, GHOST and other necessary certificates if you need.
Q: How can I pay you?
A: T/T, Western Union, Money Gram and Ali Trade Assurance is better.
Q: What about the delivery time?
A: 5-10 working days for single machine, and 30-40 working days for bulk order and door to door delivery service is also
available.
Q. What about the warranty?
A: We provide 1 year warranty for free and life-long time maintenance
Q. What about installation?
A: We provide 1 or 2 technicians overseas services for installation, debugging and training.
Q. What about the boiler fuel?
A: We provide boiler can use coal, charcoal, wood, rice husk, straw, biomass pellet, diesel, light oil, natural gas, city gas,
liquefied gas etc.


Ordering and Pricing
- Minimum order quantity: 1 set
- Volume pricing:
- 1+ set: US $5000 / set
- Ships from: China
- Customization: OEM and ODM accepted on qualifying volumes.
Frequently Asked Questions
What is the minimum order quantity for this conditioning heating system boiler?
The standard minimum order quantity is 1 set. Trial orders can usually be arranged for buyers evaluating the product before a full production run.
What warranty is provided?
The manufacturer provides a 1 Year warranty. Spare parts and technical support remain available after the warranty period.
Do you accept OEM or custom branding?
Yes. Custom logo, colour, packaging and specification changes are accepted on qualifying order volumes. Send your artwork and technical requirements with your enquiry.
How long does production and delivery take?
In-stock configurations typically ship within 7–15 days. Customised or large-volume orders are usually produced in 25–35 days, confirmed on order.
About the Manufacturer
This product is produced by Henan Yuji Boiler Vessel Co., Ltd., based in China. The company 6 years as a verified Alibaba.com supplier, Trading Company. Browse the full Henan Yuji Boiler Vessel Co., Ltd. range on HVACR Nexus.
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