Product Description
Gas Vacuum Hot Water Boiler
One Machine for Multiple Purposes: Thanks to its groundbreaking design and unparalleled structure, our vacuum boiler excels by providing dual hot water outputs. It seamlessly delivers hot water at varied temperature levels simultaneously through a highly adaptable dual-circuit or single-circuit system, which you can operate independently. This state-of-the-art system ensures utmost versatility and utility, setting new standards in heating solutions.
High Thermal Efficiency: Immerse yourself in outstanding heat exchange within a completely sealed vacuum chamber. Meticulously crafted from premium imported stainless steel, our heat exchanger offers exceptional heat transfer efficiency. This translates into extraordinary energy savings, making it a powerhouse of effectiveness and an environmentally conscious choice.
Absolute Safety: Safety is paramount. Operating under a consistent negative pressure, our boiler eliminates any explosion hazards. Enhanced by temperature sensors, safety valves, overheat protection, and vacuum control switches, the multi-layered safety mechanisms thoroughly address all conceivable risks. Enjoy an unparalleled sense of security and peace of mind.
Intelligent Control: Enhance your experience with our cutting-edge digital control, featuring an intuitive LCD screen with a Chinese display. Leverage advanced technology to effortlessly set your desired temperature while monitoring real-time parameters like furnace temperature and vacuum levels. The system also meticulously logs combustion times and operating faults, ensuring seamless, user-friendly, and automated operation.
Eliminate Registration Procedure Hassles: Our boiler arrives fully assembled and operates under negative pressure, negating any risk of expansion or explosion. This innovative design liberates you from the complexities of regulatory supervision and inspection. Simplify your installation process by bypassing tedious registration processes, significantly cutting down associated costs and time.
Energy Saving: Discover exceptional energy efficiency due to the minimal heat medium water requirement. Heat exchange ensues within the negative pressure vacuum chamber swiftly, achieving your set water temperature in less than ten minutes without any preheating loss. Enjoy unparalleled energy savings, maximizing both performance and cost-effectiveness.
Long Life: Engineered for longevity, our heat exchanger is constructed from top-grade stainless steel renowned for superior heat transfer and corrosion resistance. The flanged pipe connections allow for straightforward maintenance and replacement. Operating in a vacuum state prevents corrosion or scaling, while the separation of the tube bundle from flame or flue gas substantially prolongs its service life.
Insulation Structure: Boasting a robust 100mm double-layer insulation structure, our design keeps external surface temperature at room levels, enhancing safety while significantly boosting thermal efficiency. Revel in a superior insulation design that ensures optimal performance and energy conservation.
Imported Low-Nitrogen Burner: Our sophisticated burner achieves high-efficiency combustion with minimal noise and exhaust emissions, complying with the stringent standards of leading national areas. Experience cutting-edge combustion technology that marries efficiency with eco-friendliness.
| Gas Vacuum Hot Water Boiler (120mg) Parameter Table |
| Modal |
Unit |
ZKW0.35-65/55-Q.Y |
ZKW0.47-65/55-Q.Y |
ZKW0.58-65/55-Q.Y |
ZKW0.7-65/55-Q.Y |
ZKW0.94-65/55-Q.Y |
ZKW1.05-65/55-Q.Y |
ZKW1.2-65/55-Q.Y |
| Rated thermal power |
KW |
350 |
480 |
580 |
700 |
940 |
1050 |
1200 |
| Rated heat output |
Kcal/h |
300,000 |
400,000 |
500,000 |
600,000 |
800,000 |
900,000 |
1,000,000 |
| Boiler design thermal efficiency |
% |
94~96 |
| Rated working pressure |
Mpa |
-0.085 |
| Heat exchanger working pressure |
Mpa |
1.25 |
| Rated heating supply t=10 |
Outlet/return water temperature |
ºC |
65/55 |
| Circulating water volume |
t/h |
30 |
40 |
50 |
60 |
80 |
90 |
100 |
| Water supply and return diameter |
DN |
65 |
80 |
80 |
100 |
125 |
125 |
125 |
| Fuel consumption |
0# Light diesel |
kg/h |
32.5 |
53.7 |
53.7 |
64.5 |
85.6 |
95.6 |
154.5 |
| Natural gas |
Nm³/h |
38.4 |
64.5 |
64.5 |
77.1 |
102.7 |
114.5 |
129.5 |
| Flue size |
mm |
φ250 |
350*220 |
350*220 |
φ320 |
φ330 |
φ350 |
φ412 |
| Shipping Weight |
KG |
2600 |
3000 |
3000 |
3300 |
4500 |
4200 |
4500 |
| Dimensions |
Length |
mm |
2620 |
3000 |
3000 |
3200 |
3640 |
3700 |
3650 |
| Width |
mm |
1350 |
1600 |
1600 |
1470 |
1770 |
1840 |
1860 |
| Height |
mm |
2040 |
2000 |
2000 |
2220 |
2250 |
2160 |
2250 |
Statistics by Boiler Flue in 2024
| |
Modal |
Unit |
ZKW1.4-65/55-Q.Y |
ZKW1.75-65/55-Q.Y |
ZKW2.1-65/55-Q.Y |
ZKW2.8-65/55-Q.Y |
ZKW3.5-65/55-Q.Y |
ZKW4.2-65/55-Q.Y |
ZKW4.9-65/55-Q.Y |
ZKW7.0-65/60-Q.Y |
| |
Rated thermal power |
KW |
1400 |
1750 |
2100 |
2800 |
3500 |
4200 |
4900 |
7000 |
| |
Rated heat output |
Kcal/h |
1,200,000 |
1,500,000 |
1,800,000 |
2,400,000 |
3,000,000 |
3,600,000 |
4,200,000 |
6,000,000 |
| |
Boiler design thermal efficiency |
% |
94~96 |
| |
Rated working pressure |
Mpa |
-0.085 |
| |
Heat exchanger working pressure |
Mpa |
1.25 |
| |
Rated heating supplyt=10 |
Outlet/return water temperature |
ºC |
65/55 |
| Circulating water volume |
t/h |
120 |
150 |
180 |
240 |
300 |
360 |
420 |
600 |
| Water supply and return diameter |
DN |
125 |
200 |
200 |
150 |
200 |
200 |
250 |
300 |
| |
Fuel consumption |
0# Light diesel |
kg/h |
137.6 |
166.9 |
197.7 |
316.5 |
316.5 |
392.6 |
442.3 |
627.1 |
| Natural gas |
Nm³/h |
152.9 |
200.2 |
230.3 |
305.6 |
379.7 |
471.2 |
530.7 |
752.5 |
| |
Flue size |
mm |
420*300 |
440*300 |
600*280 |
460*460 |
640*430 |
760*380 |
760*460 |
760*550 |
| |
Shipping Weight |
KG |
5150 |
5800 |
7300 |
7350 |
11100 |
11100 |
15100 |
17100 |
| |
Dimensions |
Length |
mm |
3750 |
4000 |
4600 |
5000 |
5220 |
5400 |
6050 |
6800 |
| Width |
mm |
1700 |
2000 |
2100 |
1900 |
2300 |
2300 |
2500 |
2700 |
| Height |
mm |
2380 |
2420 |
2550 |
2660 |
2900 |
2900 |
3180 |
3660 |
| Gas vacuum hot water boiler (30 mg) parameter table |
| Modal |
Unit |
ZKW0.35-65/55-Q.Y |
ZKW0.47-65/55-Q.Y |
ZKW0.58-65/55-Q.Y |
ZKW0.7-65/55-Q.Y |
ZKW0.94-65/55-Q.Y |
ZKW1.05-65/55-Q.Y |
ZKW1.2-65/55-Q.Y |
| Rated thermal power |
KW |
350 |
480 |
580 |
700 |
940 |
1050 |
1200 |
| Rated heat output |
Kcal/h |
300,000 |
400,000 |
500,000 |
600,000 |
800,000 |
900,000 |
1,000,000 |
| Boiler design thermal efficiency |
% |
94~96 |
| Heat exchanger working pressure |
Mpa |
1.25 |
| Rated working pressure |
Mpa |
-0.085 |
| Rated heating supply t=10 |
Outlet/return water temperature |
ºC |
65/55 |
| Circulating water volume |
t/h |
30 |
40 |
50 |
60 |
80 |
90 |
100 |
| Water supply and return diameter |
DN |
65 |
65 |
80 |
100 |
100 |
125 |
125 |
| Fuel consumption |
0# Light diesel |
kg/h |
30.2 |
40.2 |
49.8 |
60.5 |
80.6 |
95.6 |
127.6 |
| Natural gas |
Nm³/h |
34.5 |
48.2 |
56.5 |
68.4 |
91.2 |
114.5 |
106.3 |
| Flue size |
mm |
φ250 |
350*220 |
350*220 |
φ320 |
380*280 |
380*280 |
φ412 |
| Shipping Weight |
KG |
2030 |
3500 |
3500 |
3800 |
4000 |
4500 |
4600 |
| Dimensions |
Length |
mm |
2500 |
3100 |
3100 |
3400 |
3400 |
3700 |
3480 |
| Width |
mm |
1600 |
1800 |
1800 |
1670 |
2000 |
1670 |
1670 |
| Height |
mm |
2160 |
2200 |
2200 |
2520 |
2550 |
2450 |
2410 |
Our 2024 model, featuring a rear flue, underscores green compliance without necessitating drawings, consistently aligning with the 120 mg standard. Experience a boiler that embodies advanced design and eco-conscious innovation.
| Modal |
Unit |
ZKW1.4-65/55-Q.Y |
ZKW1.75-65/55-Q.Y |
ZKW2.1-65/55-Q.Y |
ZKW2.8-65/55-Q.Y |
ZKW3.5-65/55-Q.Y |
ZKW4.2-65/55-Q.Y |
ZKW5.6-65/55-Q.Y |
ZKW7.0-65/60-Q.Y |
| Rated thermal power |
KW |
1400 |
1750 |
2100 |
2800 |
3500 |
4200 |
5600 |
7000 |
| Rated heat output |
Kcal/h |
1,200,000 |
1,500,000 |
1,800,000 |
2,400,000 |
3,000,000 |
3,600,000 |
4,800,000 |
6,000,000 |
| Boiler design thermal efficiency |
% |
94~96 |
| Heat exchanger working pressure |
Mpa |
1.25 |
| Rated working pressure |
Mpa |
-0.085 |
| Rated heating supply t=10 |
Outlet/return water temperature |
ºC |
65/55 |
| Circulating water volume |
t/h |
120 |
150 |
180 |
240 |
300 |
360 |
480 |
600 |
| Water supply and return diameter |
DN |
150 |
200 |
150 |
150 |
250 |
250 |
300 |
300 |
| Fuel consumption |
0# Light diesel |
kg/h |
128.2 |
160.2 |
193.5 |
252.7 |
317.8 |
380.3 |
483.84 |
627.1 |
| Natural gas |
Nm³/h |
152.6 |
190.7 |
227.33 |
304.4 |
381.3 |
456.4 |
547.2 |
752.5 |
| Flue size |
mm |
420*300 |
580*400 |
500*330 |
460*460 |
640*430 |
686*430 |
|
760*550 |
| Shipping Weight |
KG |
6600 |
7200 |
7300 |
10040 |
11100 |
12100 |
13800 |
17100 |
| Dimensions |
Length |
mm |
3850 |
4050 |
4400 |
5000 |
5470 |
5610 |
6250 |
6800 |
| Width |
mm |
1760 |
1920 |
2100 |
2100 |
2250 |
2400 |
2650 |
2700 |
| Height |
mm |
2540 |
2660 |
2750 |
2920 |
2980 |
3060 |
2150 |
3660 |
Main Products
Company Profile
Jiangsu Weifu Special Equipment Co., Ltd. is prestigiously situated on Tieta Road, nestled within the vibrant heart of Guyang Town in Dantu District, Zhenjiang City.Dedicated to the visionary transformation of boiler marketing across mainland China, Jiangsu Weifu Special Equipment Co., Ltd. harnesses a powerful marketing network to deliver unmatched excellence. Revel in Weifu's esteemed oil, gas, and electricity boilers that combine unrivaled quality, irresistible pricing, and exemplary service, all tailored for our cherished customers. Embracing a philosophy rooted in 'genuine integrity and craftsmanship', our mission is to craft exceptional products that provide warmth to the world. Weifu fervently believes in creating customer value, nurturing employee growth, rewarding shareholders, propelling company evolution, and significantly contributing to the national economy through tax revenue.
Our dynamic team is composed of over 200 dedicated professionals, enriched by upwards of 40 skilled technicians specializing in diverse fields, all committed to driving innovation and excellence. Occupying a vast 20,000 square meters of state-of-the-art factory space, we are outfitted with the latest in manufacturing and testing equipment. Our specialized expertise encompasses the design and production of a comprehensive array of gas, oil, and electricity-fired hot water boilers, steam boilers, vacuum hot water boilers, and organic carrier boilers.
Driven by the philosophy of 'crafting what our customers need', we offer a diversified portfolio featuring vertical/horizontal gas (oil) steam boilers, pressure and non-pressure hot water boilers, electric heating solutions, and gas (oil) thermal oil boiler series, comprising 7 distinctive series and nearly 300 meticulously crafted specifications. Our entire product lineup utilizes cutting-edge clean combustion technology, establishing new benchmarks in efficiency and environmental sustainability. The innovative horizontal pressure boiler design incorporates advanced structures such as corrugated furnaces, conical furnaces, threaded smoke pipes, and the highly efficient wet back three-pass systems. Each boiler is equipped with imported burners from world-renowned brands like Riello, Aucma, Black & Decker, and Weishaupt, ensuring superior performance, heightened energy efficiency, and a firm commitment to environmental responsibility. To further enhance efficiency and sustainability, our boilers are complemented by pressure or non-pressure economizers and condensers, dramatically lowering exhaust temperatures while significantly diminishing emissions of dust, nitrogen oxides, and sulfur oxides. Weifu Boiler proudly stands as a national leader in the provision of small and medium-sized oil, gas, and electric boilers throughout China. Our distinguished clientele spans across the major urban centers and thriving cities within mainland China, showcasing our expansive reach and commitment. Jiangsu Weifu is passionately committed to advancing environmental protection and energy conservation across mainland China, making a profound and positive impact on our planet.
Certifications
Jiangsu Weifu Special Equipment Co., Ltd. proudly boasts the esteemed national Class B manufacturing certificate. In the dynamic landscape of the boiler industry, where opportunities and challenges abound, Weifu Boiler remains committed to its foundational principles: 'creativity for development, credit for cooperation, and quality for market share.' By steadfastly upholding these values, Weifu Boiler not only secures a strong foothold but also assures long-lasting triumph in the market. We are thrilled to unveil the remarkable value that Weifu Boiler represents, and we warmly invite you to discover our unwavering dedication to excellence and cutting-edge innovation.
Packaging & Shipping
FAQ
1. How to buy a good boiler?
A: Choose a good supplier.
B: Specification is clear, steam or hot water, capacity,fuel,pressure and so on
C:Price is not the only problem, quality and service also important.
2. What is your main product?
A:Steam boiler, hot water boiler and thermal oil boiler.Gas fired boiler, oil fired boiler, diesel fired boiler, coal fired boiler, biomass fired boiler,Industry boiler and so on.
3. Q: How long is your lead time?
A: Generally it is 30 days, depends on your needs and project scales
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