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Heat pump/Chiller/Fan coil/AHU/HVAC system
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  • Chiller
    • Newly Produced Library Cooling Air Cooled Scroll Chiller Cold Water Chilling Equipment
      Newly Produced Library Cooling Air Cooled Scroll Chiller Cold Water Chilling Equipment
      Specially designed for the scene with limited space and stable refrigeration, the air-cooled vortex chiller takes "ready to use" as the core concept, omitting the cooling tower and complicated pipelines, and is especially suitable for the scenes such as urban commercial complexes and small factories.
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    • Inverter Air Chiller Ac Conditioner Unit Air Cooled Scroll Chiller Supplier
      Inverter Air Chiller Ac Conditioner Unit Air Cooled Scroll Chiller Supplier
      With the development of industrial technology, the demand for industrial cooling is increasing. And the water-cooled scroll chiller plays an important role in today's society. By this, Volks has launched water-cooled scroll chiller products.
      A water-cooled scroll chiller uses a scroll compressor. So, it provides precise temperature control and efficient energy use. With a high coefficient of performance (COP), it can save a significant amount of energy.
      For water-cooled scroll chillers, they utilize a highly integrated design. This significantly reduces the number of components, making the whole unit more compact.
      So, the unit is durable, and even in harsh conditions, it still performs well.
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    • Low Power Consumption 390kw/520KW/650kw/1040kw 50ton/70tons/90ton/300tons Air Cooled Water Chiller
      Low Power Consumption 390kw/520KW/650kw/1040kw 50ton/70tons/90ton/300tons Air Cooled Water Chiller
      Air-cooled scroll water chiller is an efficient refrigeration equipment, which uses scroll compressor and air cooling technology to provide cold water (usually 7-12℃ outlet water temperature) for buildings or industrial processes through refrigerant circulation. The unit has high integration, no need for additional cooling tower, and is suitable for small and medium-sized refrigeration demand scenarios.
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    • Excellent Cooling 50 Tons Water Cooled Screw Chiller Industrial Water Cooling Chiller
      Excellent Cooling 50 Tons Water Cooled Screw Chiller Industrial Water Cooling Chiller
      Water cooled chiller is an efficient refrigeration equipment, widely used in commercial buildings, industrial facilities and data centers and other places. It is dissipated by water cooling, with strong cooling capacity, stable operation, energy saving and environmental protection.
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    • High Efficiency Best Price Industrial Water Cooled Chiller Chilling Equipement for Commercial
      High Efficiency Best Price Industrial Water Cooled Chiller Chilling Equipement for Commercial
      Water-cooled screw chiller is a kind of refrigeration equipment based on screw compressor, which is mainly used for industrial and commercial refrigeration needs. Its core components include screw compressor, shell-and-tube condenser, shell-and-tube evaporator, thermal expansion valve, drying filter and electrical control part.
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    • Air Conditioning Cooling Water-cooled Screw Chiller Industrial Water-cooled Chiller
      Air Conditioning Cooling Water-cooled Screw Chiller Industrial Water-cooled Chiller
      Water-cooled screw chiller is a machine that combines a screw compressor, a water-cooled condenser, an evaporator, a throttle valve (or expansion valve), control systems, and other components. These components work together, through the processes of condensing, compressing, evaporating, and throttling, to effectively achieve the cooling effect.
      Volks' water-cooled screw chiller utilizes a specially designed semi-closed double screw compressor. This design significantly enhances the unit's lifespan and improves its stability and reliability. So, the unit can run stably in various complex environments.
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    • 10RT-85.3RT School Office ton water cooled chiller air conditioner system
      10RT-85.3RT School Office ton water cooled chiller air conditioner system
      The air-cooled scroll chiller unit is a chilling equipment that utilizes a scroll-type compressor, combining air-cooled and scroll compressor technology. As a result, it can cool stably and efficiently.
      For this unit, the core spare part is the scroll compressor. Through this unit, it can reduce water consumption and is also environmentally friendly. What's more, it also has the advantages of large cooling capacity, low noise, and minimal vibration.
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    • 1040KW Air Cooled Screw Chiller Cooling and Heating Chilling Equipment
      1040KW Air Cooled Screw Chiller Cooling and Heating Chilling Equipment
      Nowadays, with the climate continuously changing, people need more environmentally friendly refrigeration equipment. However, people still need comfortable environment. Therefore, we have launched the new generation of air-cooled scroll chillers, which are not only environmentally friendly, but also meet market demands.
      According to the unit's inverted M-shaped air-side heat exchanger design, Volks' air-cooled screw chillers boast a long lifespan. And it can run stably within a wide temperature range. So, it is suitable for various complex environments.
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    • Heat Pump
      • Commercial Heat Pump R410A Scroll Compressor Cooling And Heating
        Commercial Heat Pump R410A Scroll Compressor Cooling And Heating
        Air-source heat pump units, as efficient air conditioning and refrigeration equipment, are occupying an increasingly important position in the global market. With the world's growing focus on energy efficiency and sustainable development, these devices have gradually become the first choice in commercial and residential cooling and heating sectors due to their excellent Integrated Part Load Value (IPLV) and low environmental impact. Air-source heat pump units not only provide stable cooling and heating capabilities but also operate efficiently under various climatic conditions, particularly excelling in high-temperature environments during summer.
        The use of R410A environmentally friendly refrigerant is not only non-destructive to the ozone layer (zero ODP value), but also relatively low in greenhouse effect potential, making it an environmentally friendly option in the current market.
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      • Commercial Inverter Air Source Heat Pump 68~300KW Villa, Swimming Pool Use
        Commercial Inverter Air Source Heat Pump 68~300KW Villa, Swimming Pool Use
        Commercial inverter heat pumps, as advanced air-conditioning and refrigeration equipment, are gradually occupying a central position in the global market. With the global emphasis on energy efficiency and sustainable development, such equipment has become the preferred choice for refrigeration and heating in the commercial sector due to its exceptional energy efficiency ratio (EER) and minimal environmental impact. Commercial inverter heat pumps not only provide stable refrigeration and heating performance but also operate efficiently under various climatic conditions, especially in extreme temperatures.
        Using the environmentally friendly refrigerant R410A, this heat pump has no ozone layer depletion (zero ODP value) and a low global warming potential, making it a highly regarded eco-friendly solution in the current market.
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      • 3 5 6 8P Household Inverter Air Source Heat Pump -38℃ Low Temperature Operation
        3 5 6 8P Household Inverter Air Source Heat Pump -38℃ Low Temperature Operation
        The household inverter heat pump stands as an advanced solution for family heating and cooling, gaining widespread recognition and favor globally. With the rising demand for better living quality and the ongoing focus on energy conservation and emission reduction, these devices have become the preferred choice in the field of residential refrigeration and heating due to their exceptional energy efficiency and low environmental impact. By intelligently adjusting its operating frequency, the household inverter heat pump achieves on-demand heating and cooling, ensuring a comfortable and stable indoor environment while maintaining efficient operation under various conditions. Especially during the transitional periods of spring and autumn, its energy-saving effect is particularly significant.
        Using eco-friendly refrigerant R32, this heat pump has no ozone layer depletion (zero ODP value) and a relatively low greenhouse effect potential, making it an environmentally friendly option in the market.
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      • Fan Coil
        • Air Handing Unit
          • Ceiling Ventilation Unit, Dual Fan with MERV13 Filter, Anti-Short Circuit Design for Residential/Commercial Use Air Handling Unit
            Ceiling Ventilation Unit, Dual Fan with MERV13 Filter, Anti-Short Circuit Design for Residential/Commercial Use Air Handling Unit
            Ceiling fresh air handling unit is an energy recovery equipment, which realizes indoor and outdoor air replacement by mechanical air supply and exhaust, and recovers exhaust energy (sensible heat or total heat), and is suitable for places with high air quality requirements such as houses and office buildings.
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          • Factory Price Ceiling Jet Air Handling Unit for HVAC, Long Distance Ductless Air Supply, Energy Saving Commercial/Industrial Use
            Factory Price Ceiling Jet Air Handling Unit for HVAC, Long Distance Ductless Air Supply, Energy Saving Commercial/Industrial Use
            The suspended ceiling jet unit is a central air conditioning terminal equipment, which uses a spherical nozzle to achieve remote air supply without duct, and is suitable for tall Spaces (such as waiting halls, industrial plants, stadiums, etc.). Through the forced jet technology, the treated air is sent out at high speed to form a uniform airflow distribution, and has the functions of cooling, heating and ventilation.
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          • Modular CAHU (Combination Air Handling Unit) - Customizable HVAC System for Factories, Hospitals, Data Centers | Energy Saving, Low Noise
            Modular CAHU (Combination Air Handling Unit) - Customizable HVAC System for Factories, Hospitals, Data Centers | Energy Saving, Low Noise
            Combined air-conditioning unit is a kind of central air-conditioning system core equipment with multiple functional modules, which is widely used in commerce, industry and large public buildings. By flexibly combining different functional sections (such as filtration, heating, cooling, humidification, air supply, etc.), it meets the user's demand for accurate control of air temperature, humidity, cleanliness and airflow organization. Its modular design allows the function configuration to be customized according to the actual scene, and it has the characteristics of high efficiency, energy saving, stability and reliability, and convenient maintenance.
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          • Industrial Air Conditioning HVAC System Used in Office Building Air Handling Units
            Industrial Air Conditioning HVAC System Used in Office Building Air Handling Units
            Floor-standing air handling units, as efficient and versatile air conditioning equipment, play a pivotal role in modern building ventilation systems. With the global focus on building energy efficiency and indoor environmental quality, these units have become the preferred choice for ventilation and air exchange in commercial and residential spaces due to their exceptional energy performance and precise control of the indoor environment. Floor-standing air handling units not only provide stable air circulation and purification functions but also adapt to various indoor layouts and decoration requirements, especially excelling in high-demand spatial environments.
            Equipped with advanced filtration technology and energy-saving designs, floor-standing air handling units ensure air quality while reducing energy consumption and operational costs, making them a green and environmentally friendly option in the current market.
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          • Fresh Air Condensation Easy Maintenance And Low Noise Air Handling Unit for Hospital
            Fresh Air Condensation Easy Maintenance And Low Noise Air Handling Unit for Hospital
            The ceiling type air handling unit stands as a versatile and efficient cornerstone in modern building ventilation systems. Given the global emphasis on energy-efficient buildings and indoor air purity, this equipment has emerged as the go-to option for ventilation and air exchange in both commercial and residential settings. Its exceptional energy performance and precise indoor environment control make it a top choice.
            This unit not only facilitates consistent air circulation and purification but also seamlessly integrates with various indoor designs and layouts. It shines particularly bright in environments with high spatial demands.
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          • China Chilled Water Ducted Air Handling Unit AHU
            China Chilled Water Ducted Air Handling Unit AHU
            The ceiling type air handling unit stands as a versatile and efficient cornerstone in modern building ventilation systems. Given the global emphasis on energy-efficient buildings and indoor air purity, this equipment has emerged as the go-to option for ventilation and air exchange in both commercial and residential settings. Its exceptional energy performance and precise indoor environment control make it a top choice.
            This unit not only facilitates consistent air circulation and purification but also seamlessly integrates with various indoor designs and layouts. It shines particularly bright in environments with high spatial demands.
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          • DX Air Conditioning Unit
            • Industrial Refrigeration Compressor Condenser Unit for High-Temperature Areas, Anti-Corrosion Design, OEM/ODM Support, Fast Shipping
              Industrial Refrigeration Compressor Condenser Unit for High-Temperature Areas, Anti-Corrosion Design, OEM/ODM Support, Fast Shipping
              The compression and condensation unit is a reliable partner to realize accurate temperature control. It is specially designed for industrial and commercial scenes, giving consideration to efficient refrigeration and optimization of operating costs, and meeting all-round needs from food preservation to industrial cooling.
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            • Inverter Compressor Condensing Unit for Cold Room/AC,R410A, 0.5-50HP, CE/ISO, Energy Saving 30%
              Inverter Compressor Condensing Unit for Cold Room/AC,R410A, 0.5-50HP, CE/ISO, Energy Saving 30%
              Compression and condensation unit is the core equipment of refrigeration system, which realizes heat exchange by compressing and condensing refrigerant, and is widely used in industrial refrigeration, commercial air conditioning and cold chain fields. Its core function is to convert low-temperature and low-pressure gas into high-temperature and high-pressure liquid to complete the refrigeration cycle.
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            • Commercial Rooftop AC Unit 10Ton Energy Saving HVAC System with CE/FCC Certification
              Commercial Rooftop AC Unit 10Ton Energy Saving HVAC System with CE/FCC Certification
              Roof air conditioning unit is a "one-stop" solution designed to solve the temperature control problem of medium and large buildings. Through centralized roof installation, the project deployment is simplified, stable and efficient air conditioning service is provided for users, and energy cost saving and comfortable environment management are realized.
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            • 10 Tons Rooftop Air Handling Unit Commercial Air Conditioner China Factory Directly Supplier Rooftop Packaged Air Conditioner Unit
              10 Tons Rooftop Air Handling Unit Commercial Air Conditioner China Factory Directly Supplier Rooftop Packaged Air Conditioner Unit
              Rooftop air conditioning unit is a commercial air conditioning system integrating refrigeration, heating and ventilation, which is usually installed on the roof of buildings and is suitable for the temperature control requirements of medium and large spaces. Its modular design supports flexible adaptation to different building structures and is widely used in commercial, industrial and public facilities.
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            • DX Air Conditioning Unit Indoor And Outdoor Units R410A Cooling Unit
              DX Air Conditioning Unit Indoor And Outdoor Units R410A Cooling Unit
              DX (direct expansion) air conditioner units offer a highly efficient and cost-effective solution for cooling commercial and residential spaces. These units utilize a refrigerant that directly expands within the evaporator coil, providing rapid and effective cooling. DX air conditioner units are known for their energy efficiency, reliability, and ease of installation. They are ideal for applications requiring precise temperature control and minimal environmental impact.
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            • China Factory's High Performance Energy Saving Rooftop Packaged Air Conditioner Unit
              China Factory's High Performance Energy Saving Rooftop Packaged Air Conditioner Unit
              Rooftop air conditioner units offer a highly efficient and space-saving solution for cooling commercial buildings. These units are installed on the rooftop, eliminating the need for valuable interior space. They utilize advanced cooling technology to provide precise temperature control and minimal environmental impact. Rooftop air conditioner units are known for their durability, energy efficiency, and ease of maintenance. They are ideal for applications requiring significant cooling capacity and minimal disruption to interior space.
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            • Compressor Condensing Unit Office Building Use Cooling Unit R410A Condensing Unit
              Compressor Condensing Unit Office Building Use Cooling Unit R410A Condensing Unit
              Compression condensing units represent a robust and versatile solution in HVAC (heating, ventilation, and air conditioning) systems. These units leverage the power and reliability of compressor technology to provide efficient cooling for a wide range of applications. Featuring a compact design and durable components, compression condensing units are designed to withstand the rigors of both commercial and industrial use. Their ability to handle high-pressure refrigerant gases makes them ideal for systems requiring significant cooling capacity.
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            Our Certificates

            Core Competencies with Advanced HVAC Technology

            Core Competencies with Advanced HVAC Technology
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              <span style="font-size:22px;"><span style="color:#111111;"><strong>Comfortable Heating and Cooling Solutions for Large Commercial plazas</strong></span></span>
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              <span style="font-size:22px;"><strong><span style="color:#111111;">Hot Water Solutions for University Swimming Pools</span></strong></span>
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              <span style="color:#111111;"><span style="font-size:22px;"><strong>Comprehensive High-Temperature Heat Pump Drying Solutions</strong></span></span>

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            Beijing Workers\' Stadium Project

            Beijing Workers' Stadium Project

            Beijing Workers' Stadium was built in February 1961 to host the 26th World Table Tennis Championships.
            Beijing Haidian District Children\'s Welfare Home Project

            Beijing Haidian District Children's Welfare Home Project

            Beijing Haidian District Children's Welfare Home is a newly established children's welfare and assistance institution in 2021
            Technology
            Understanding The Operation of Air Cooled Screw Chillers
            02-September-2025

            You may ask how air cooled chillers work. These systems use outside air to cool the condenser. This means you do not need extra cooling towers. You also do not need big mechanical rooms. You can put air cooled units on rooftops or in parking lots. Many people pick air cooled screw chillers for their

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            Technology
            How Air Cooled Screw Chillers Save Energy in 2025
            04-September-2025

            You want your cooling system to be smart. It should not work too hard. Air cooled chillers in 2025 have smart features. These features help you save energy:Variable frequency drives help the chiller change speed. This saves energy by using only what is needed.Regular maintenance makes sure everythin

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            Technology
            How Water Cooled Screw Chillers Are Used in Modern Buildings
            06-September-2025

            You use water cooled screw chillers to help big buildings stay cool and work well. These chillers are found in malls, offices, hotels, and hospitals. They help people feel comfortable every day. They also help important work happen without problems. Many people pick water cooled chillers for large s

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            Technology
            How Water Cooled Screw Chillers Compare To Air Cooled Models
            08-September-2025

            When you pick water cooled or air cooled chillers, you see big differences. Each type works in its own way and fits different needs. Water cooled units save more energy. They work best inside buildings. They are good for large commercial spaces. The table below shows why these chillers are popular.

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             Email: james@sdvolksgroup.com
             Tel: +86-13310606210
             WhatsApp: +8613310606210
            Address: East Tianqu Road, Zhongao Street, Economic and Technological Development Zone, Dezhou city, Shandong province, China. 253000
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