2025 Smart Vacuum Furnace with Enhanced Three Pass Boiler Design
Product Details
| Customization: | Available |
|---|---|
| Function: | Water Boiler, Steam Boilers, Hot Water Boiler |
| Fuel: | Oil-Fired |
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Basic Info.
- Model NO.
- ZKW series
- Installation
- Bulk Boiler
- Structure
- Fire Tube
- Media
- Hot Water
- Water Circulation
- Forced Circulation
- Drum Placement
- Horizontal Boiler
- Pressure
- Pressure
- Manufacturing Level
- B
- Burning Style
- Chamber Combustion Boiler
- Usage
- Industrial, Power Station
- Wooden Packaging
- 1
- Delivery Time
- 30 Days
- Free Samples
- No
- Feature
- Customized
- Transport Package
- Wooden Packaging
- Specification
- Customized
- Trademark
- Weifu
- Origin
- Jiangsu
Packaging & Delivery
- Package Size
- 700.00cm * 800.00cm * 1350.00cm
- Package Gross Weight
- 220.000kg
Product Description
Gas Vacuum Hot Water Boiler
One machine for multiple purposes: Designed with unparalleled innovation, our vacuum boiler boasts a unique structure that delivers dual hot water outputs. This marvel of engineering ensures simultaneous delivery of dual-temperature hot water using either a dual-circuit or single-circuit system. Each system operates independently, offering unmatched flexibility and convenience.
High thermal efficiency: Experience exceptional thermal performance as the heat exchange process circulates seamlessly within a hermetically sealed vacuum chamber. Crafted from premium imported stainless steel, the heat exchanger ensures unparalleled heat transfer efficiency, culminating in remarkable energy savings and sustainability.
Absolute safety: Safety is our top priority. Operating under a continuous negative pressure, the boiler eliminates any explosion risk, while a suite of safety features—temperature sensors, safety valves, overheat protection, and vacuum control switches—ensures comprehensive protection against potential hazards.
High thermal efficiency: Experience exceptional thermal performance as the heat exchange process circulates seamlessly within a hermetically sealed vacuum chamber. Crafted from premium imported stainless steel, the heat exchanger ensures unparalleled heat transfer efficiency, culminating in remarkable energy savings and sustainability.
Absolute safety: Safety is our top priority. Operating under a continuous negative pressure, the boiler eliminates any explosion risk, while a suite of safety features—temperature sensors, safety valves, overheat protection, and vacuum control switches—ensures comprehensive protection against potential hazards.
Intelligent control: Harness cutting-edge technology with our advanced digital control system. The user-friendly LCD screen showcases real-time data including furnace temperature and vacuum levels. Effortlessly set temperatures while benefiting from automated recording of combustion times and operational alerts. Simplified operation means no manual intervention is necessary.
Eliminate the trouble of registration procedures: Our boiler arrives pre-assembled and operates under safe negative pressure, negating the need for expansion risk considerations. This exempts you from tedious registration processes, significantly cutting costs and streamlining installation.
Eliminate the trouble of registration procedures: Our boiler arrives pre-assembled and operates under safe negative pressure, negating the need for expansion risk considerations. This exempts you from tedious registration processes, significantly cutting costs and streamlining installation.
Energy saving: Featuring a minimal heat medium water volume, our system conducts heat exchange within a vacuum chamber using negative pressure steam. This cutting-edge method delivers warm water at the desired temperature in just ten minutes, maximizing energy efficiency and curbing preheating losses.
Long life: Engineered for longevity, our stainless steel heat exchanger guarantees rapid heat transfer and resists corrosion. Flange-connected pipe ends simplify maintenance and replacement. The vacuum-sealed furnace body prevents corrosion and scaling, significantly extending the unit's lifespan.
Insulation structure: Employing a 100mm double-layer insulation design, our boiler minimizes external surface temperatures to match ambient room levels. This not only enhances safety but dramatically boosts overall thermal efficiency.
Imported low-nitrogen burner: Our state-of-the-art low-nitrogen burner delivers high-efficiency combustion with minimal noise and low emissions, meeting stringent environmental standards befitting first-class regions.
Long life: Engineered for longevity, our stainless steel heat exchanger guarantees rapid heat transfer and resists corrosion. Flange-connected pipe ends simplify maintenance and replacement. The vacuum-sealed furnace body prevents corrosion and scaling, significantly extending the unit's lifespan.
Insulation structure: Employing a 100mm double-layer insulation design, our boiler minimizes external surface temperatures to match ambient room levels. This not only enhances safety but dramatically boosts overall thermal efficiency.
Imported low-nitrogen burner: Our state-of-the-art low-nitrogen burner delivers high-efficiency combustion with minimal noise and low emissions, meeting stringent environmental standards befitting first-class regions.
| 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 | |
| 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 | |
| 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 | |
Nestled in the heart of Zhenjiang City, at Tieta Road, Guyang Town, Dantu District, Jiangsu Weifu Special Equipment Co., Ltd. stands as a beacon of innovation and quality.At Jiangsu Weifu, we are dedicated to seamlessly integrating our extensive boiler marketing resources throughout mainland China. Our robust marketing network effectively communicates Weifu's excellence in oil, gas, and electricity boilers, highlighting our commitment to quality, competitive pricing, and unparalleled service. Guided by the timeless philosophy of 'being a real person and doing things honestly,' Jiangsu Weifu crafts exceptional products that warm the world. We believe that through our dynamic market operations, our customers receive unparalleled value, our employees achieve growth, our shareholders gain rewards, our company advances, and our nation benefits from substantial tax revenue.
Boasting a team of over 200 dedicated employees, including more than 40 skilled technicians across various specializations, we lead the industry in innovation and expertise. With sprawling modern facilities exceeding 20,000 square meters, Jiangsu Weifu is equipped with state-of-the-art manufacturing and testing equipment. We excel in the design and production of an array of gas, oil, and electricity-based hot water and steam boilers, including vacuum hot water and organic carrier boilers.
Driven by our customer-centric philosophy of 'what customers need is what we make,' Jiangsu Weifu has developed an extensive portfolio of boiler products. Our offerings include vertical and horizontal gas (oil) steam boilers, normal and pressure hot water boilers, along with electric heating options, encompassing 7 comprehensive series with nearly 300 diverse specifications. Our entire product line is anchored in cutting-edge clean combustion technology. Our horizontal pressure boiler designs incorporate advanced features such as corrugated and conical furnaces, threaded smoke pipes, and the wet back three-pass system, ensuring superior performance and reliability. Equipped with world-renowned burners from Riello, Aucma, Black & Decker, and Weishaupt, our boilers deliver unmatched efficiency, energy savings, and environmental stewardship. Our boilers come fitted with either pressure or normal pressure economizers and condensers, reducing exhaust temperatures and minimizing emissions of dust, nitrogen oxides, and sulfur oxides, further enhancing energy efficiency and ecological friendliness. Weifu Boiler is proud to stand as a leading national supplier of small to medium-sized oil, gas, and electric boilers across China. Our esteemed clientele spans the major urban landscapes of mainland China, underscoring our extensive reach and impact. Our commitment to environmental stewardship and energy conservation has made a significant impact across mainland China, contributing to a sustainable future.
Proudly holding a prestigious national Class B manufacturing certificate, Jiangsu Weifu Special Equipment Co., Ltd. is poised to make waves in the dynamic boiler market, where opportunities are abundant and challenges stimulate growth. Embracing the core principle of 'creativity for development, credit for cooperation, quality for market share,' Weifu Boiler is committed to delivering excellence and innovation. We invite you to join us in celebrating and sharing the exceptional value that Weifu Boiler offers, where innovation meets reliability and quality defines every endeavor.
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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