Product Description
Gas Vacuum Hot Water Boiler
Versatile Functionality: Crafted with an innovative design, our vacuum boiler offers dual hot water outputs, providing water at different temperature gradients simultaneously. With flexible dual-circuit or standalone single-circuit systems, harness the power to operate independently, adapting seamlessly to your diverse needs.
Exceptional Thermal Efficiency: Within a hermetically sealed vacuum chamber, heat exchange occurs in a continuous loop. Utilizing high-grade imported stainless steel, the heat exchanger boasts unparalleled thermal conductivity and exceptional energy conservation, ensuring maximum efficiency and cost savings.
Uncompromised Safety: Operating under constant negative pressure, this boiler eliminates explosion risks. Enhanced with temperature sensors, safety valves, overheat protection, and vacuum control switches, our comprehensive safety features address every conceivable hazard to guarantee peace of mind.
Advanced Intelligent Control: Featuring digital controls and an intuitive LCD display with Chinese interface, the system offers unprecedented ease of use. Real-time monitoring of furnace temperature, vacuum degree, and other parameters allows for effortless operation without constant supervision, providing freedom and convenience.
Simplified Installation Process: Delivered fully assembled and operating at negative pressure, the boiler bypasses traditional expansion or explosion risks. Enjoy the advantage of skipping complex regulatory registration during installation, significantly cutting both time and costs.
Remarkable Energy Efficiency: Thanks to a minimal water medium, the vacuum chamber facilitates efficient heat exchange with negative pressure steam, swiftly producing water at your desired temperature within minutes. Experience substantial energy savings without preheating losses.
Prolonged Durability: Constructed from premium stainless steel for rapid and resistant heat transfer, the exchanger's flanged connections simplify maintenance. The vacuum-sealed furnace body prevents corrosion and scaling, safeguarding against flame or flue gas contact to enhance longevity.
Superior Insulation Design: Incorporating a robust 100mm double-layer insulation, the boiler's outer surface maintains room temperature, enhancing safety while optimizing thermal efficiency to new heights.
State-of-the-Art Low-Nitrogen Burner: Experience high-efficiency combustion with minimal noise and emissions, compliant with stringent national standards for first-class environmental areas.
| 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 |
2024 Boiler Flue Statistics
| |
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 |
In 2024, the rear flue system is designed to meet green standards without drawings, adhering to 120 mg specifications.
| 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
Situated on the renowned Tieta Road in Guyang Town, Dantu District, Zhenjiang City, Jiangsu Weifu Special Equipment Co., Ltd. stands as a beacon of innovation and excellence.With an unwavering dedication to integrating boiler marketing resources across the vast expanse of mainland China, Jiangsu Weifu Special Equipment Co., Ltd. adeptly channels the esteemed virtues of Weifu's (oil, gas, electricity) boilers. Through an extensive marketing network, customers are introduced to an unparalleled blend of exceptional quality, competitive pricing, and impeccable service. Guided by the timeless principle of 'being a real person and doing things honestly', Jiangsu Weifu Special Equipment Co., Ltd. crafts exquisite products that warm the world. The company fervently advocates for a harmonious balance where customers find immense value, employees achieve personal growth, shareholders witness rewarding gains, the company enjoys robust development, and the nation benefits from valuable tax contributions.
Boasting a team of over 200 dedicated professionals, Jiangsu Weifu Special Equipment Co., Ltd. includes more than 40 highly skilled technicians, each bringing their unique expertise to the forefront of innovation. Spanning an impressive 20,000 square meters, our state-of-the-art factory is equipped with cutting-edge manufacturing and testing facilities. We specialize in the design and production of an array of boilers including gas (oil, electricity) hot water boilers, steam boilers, vacuum hot water boilers, and organic carrier boilers, all tailored to meet diverse needs.
Embracing the philosophy of 'what customers need is what we make', Jiangsu Weifu places boiler products at the heart of its offerings. The company has meticulously developed an extensive range of boilers, featuring vertical/horizontal gas (oil) steam and hot water boilers, electric heating steam and hot water boilers, and gas (oil) thermal oil boiler series, culminating in a remarkable selection of 7 series and nearly 300 specifications. All of Weifu's esteemed products proudly utilize cutting-edge clean combustion technology, setting a new standard for excellence. Our horizontal pressure boiler body design incorporates advanced structures such as corrugated and conical furnaces, threaded smoke pipes, and the innovative wet back three-pass system, ensuring superior performance and reliability. Equipped with top-tier imported burners from brands like Riello, Aucma, Black & Decker, and Weishaupt, our boilers achieve unparalleled efficiency, energy savings, and environmental protection, making them the industry benchmark. Designed with precision, our boilers feature pressure or normal pressure economizers and condensers to significantly lower exhaust temperatures. This advanced design minimizes dust and harmful emissions such as nitrogen oxides and sulfur oxides, making our boilers exceptionally energy-efficient and environmentally friendly. Weifu Boilers has proudly established itself as a national leader in supplying small to medium-sized oil (gas, electric) boilers across China. Our esteemed clientele extends across major cities in mainland China, highlighting our expansive reach and unwavering reputation. Jiangsu Weifu Special Equipment Co., Ltd. is a pioneer in promoting environmental protection and energy conservation throughout mainland China, making a meaningful impact on the future.
Certifications
Proudly holding a prestigious national Class B manufacturing certificate, Jiangsu Weifu Special Equipment Co., Ltd. stands at the forefront of the boiler industry, a dynamic arena where both opportunities and challenges abound. Embracing our guiding principles of 'creativity for development, credit for cooperation, and quality for market share,' Weifu Boiler is committed to excellence, continuously driving innovation and forging strong partnerships for mutual growth. Join us as we embark on a journey to share the unparalleled value and expertise of Weifu Boiler, where quality craftsmanship meets cutting-edge technology.
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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