Reliable Vacuum Furnace with Superior Thermal Efficiency Technology
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: With its innovative design and engineering prowess, the vacuum boiler effortlessly boasts dual hot water outputs, catering to different temperature requirements simultaneously. This is achieved through its advanced dual-circuit system, which can also operate independently in a single-circuit mode, offering unparalleled versatility.
High thermal efficiency: Inside a perfectly sealed vacuum chamber, heat exchange moves back and forth with astounding efficiency. Crafted from the finest imported stainless steel, renowned for its exceptional heat transfer capabilities, this heat exchanger not only maximizes energy efficiency but also significantly slashes energy consumption, making it a true marvel of engineering.
Absolute safety: Operating in a constant negative pressure state, this boiler eliminates explosion risks entirely. It features a comprehensive array of safety measures, including temperature sensors, safety valves, overheat protection, and vacuum control switches, all meticulously designed to address every conceivable safety concern and ensure peace of mind.
High thermal efficiency: Inside a perfectly sealed vacuum chamber, heat exchange moves back and forth with astounding efficiency. Crafted from the finest imported stainless steel, renowned for its exceptional heat transfer capabilities, this heat exchanger not only maximizes energy efficiency but also significantly slashes energy consumption, making it a true marvel of engineering.
Absolute safety: Operating in a constant negative pressure state, this boiler eliminates explosion risks entirely. It features a comprehensive array of safety measures, including temperature sensors, safety valves, overheat protection, and vacuum control switches, all meticulously designed to address every conceivable safety concern and ensure peace of mind.
Intelligent control: Experience cutting-edge technology with digital controls, an LCD screen, and a user-friendly Chinese display. The advanced control system allows for precise temperature settings, real-time display of furnace temperature and vacuum levels, automatic logging of operation times and faults, ensuring ease of use and enabling fully autonomous operation.
Eliminate the trouble of registration procedures: Shipped ready-to-use, this boiler operates under a negative pressure system, eliminating any risk of expansion or explosion and exempting it from regulatory oversight. This means you can bypass cumbersome registration processes, significantly slashing your operational costs.
Eliminate the trouble of registration procedures: Shipped ready-to-use, this boiler operates under a negative pressure system, eliminating any risk of expansion or explosion and exempting it from regulatory oversight. This means you can bypass cumbersome registration processes, significantly slashing your operational costs.
Energy saving: Thanks to its minimal use of heat medium water and efficient heat exchange in a negative pressure vacuum chamber, this unit delivers warm water at your desired temperature in just ten minutes, without any preheating loss. Its remarkable energy-saving performance stands as a testament to its cutting-edge design.
Long life: Constructed from superior stainless steel for optimal heat transfer and resistance to corrosion, the heat exchanger ensures rapid heat transfer. Flanged connections at the pipe ends simplify maintenance and replacement. The vacuum state of the furnace body prevents corrosion and scaling, while the tube bundle remains untouched by flame or flue gas, significantly prolonging its lifespan.
Insulation structure: The sophisticated 100mm double-layer insulation structure drastically reduces the external surface temperature to room level, enhancing safety while simultaneously boosting the boiler's thermal efficiency to impressive heights.
Imported low-nitrogen burner: Experience high-efficiency combustion with minimal noise and reduced exhaust emissions, aligning with the stringent environmental standards of top-tier regions, ensuring both compliance and environmental stewardship.
Long life: Constructed from superior stainless steel for optimal heat transfer and resistance to corrosion, the heat exchanger ensures rapid heat transfer. Flanged connections at the pipe ends simplify maintenance and replacement. The vacuum state of the furnace body prevents corrosion and scaling, while the tube bundle remains untouched by flame or flue gas, significantly prolonging its lifespan.
Insulation structure: The sophisticated 100mm double-layer insulation structure drastically reduces the external surface temperature to room level, enhancing safety while simultaneously boosting the boiler's thermal efficiency to impressive heights.
Imported low-nitrogen burner: Experience high-efficiency combustion with minimal noise and reduced exhaust emissions, aligning with the stringent environmental standards of top-tier regions, ensuring both compliance and environmental stewardship.
| 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 | |
Jiangsu Weifu Special Equipment Co., Ltd. proudly calls Tieta Road in the picturesque Guyang Town, Dantu District, Zhenjiang City its home. This strategic location enhances our ability to serve clients efficiently and effectively.Jiangsu Weifu Special Equipment Co., Ltd. is passionately dedicated to orchestrating an integrated marketing network for boilers across mainland China. Through this extensive network, we enthusiastically deliver Weifu's superior concept, unmatched quality, competitive pricing, and exemplary service of our oil, gas, and electricity boilers directly to our valued customers. Guided by the esteemed principle of 'being a real person and doing things honestly,' Jiangsu Weifu Special Equipment Co., Ltd. is committed to crafting exquisite products that warm the world. We champion an approach where the operation of the Weifu boiler market translates to tangible value for customers, growth opportunities for employees, lucrative benefits for shareholders, robust development for the company, and essential tax contributions to the nation.
Our esteemed enterprise is fortified by a dedicated team of over 200 professionals, including an impressive cadre of more than 40 exceptional technicians across various specializations. Spanning over a phenomenal 20,000 square meters, our modern factory is equipped with state-of-the-art manufacturing and testing equipment. We specialize in the innovative design and meticulous manufacture of a diverse range of gas, oil, and electricity-based hot water boilers, steam boilers, vacuum hot water boilers, and organic carrier boilers.
Adhering to the business philosophy, 'what customers need is what we make,' our portfolio prominently features boiler products. We have skillfully developed an impressive lineup including vertical/horizontal gas and oil steam boilers, gas and oil normal pressure/pressure hot water boilers, electric heating steam boilers, and more, spanning a comprehensive 7 series with nearly 300 specifications to meet every demand. Weifu's product range is distinguished by its adoption of cutting-edge clean combustion technology, ensuring an environmentally friendly footprint. Our horizontal pressure boiler body design incorporates advanced structures like the innovative corrugated furnace, conical furnace, threaded smoke pipe, and the efficient wet back three-pass system, setting new standards in boiler design. Equipped with elite imported burners from renowned brands such as Riello, Aucma, Black & Decker, and Weishaupt, our boilers achieve exceptional efficiency, energy conservation, and environmental protection. Our boilers are outfitted with both pressure and normal pressure economizers and condensers, optimizing performance by significantly lowering exhaust temperatures and minimizing emissions of dust, nitrogen oxides, and sulfur oxides in the flue gas, thus enhancing energy efficiency and environmental responsibility. Weifu Boiler proudly stands as a national leader in providing small and medium-sized oil, gas, and electric boilers throughout China. Our esteemed clientele is strategically positioned across large and medium-sized cities in mainland China, ensuring widespread access to our high-quality products. Weifu Boiler is deeply committed to furthering environmental protection and energy conservation efforts throughout mainland China, playing a pivotal role in these vital initiatives.
Our company proudly holds a national Class B manufacturing certificate. In the dynamic boiler market, where opportunities and challenges intertwine, Weifu Boiler remains steadfast. We embrace the philosophy of 'creativity for development, credit for cooperation, quality for market share,' ensuring excellence and innovation in every endeavor. Join us on a journey as we share the unparalleled value and commitment of Weifu Boiler with you.
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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