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Buffer Tank

Buffer Tank

The buffer tank is a key component in modern heating and hot water systems. It is widely used in air-source heat pumps and solar heating system. A hot water buffer tank stored heated water and stabilizes system operation, helping reducing frequent start-stop cycles and improving overall heating efficiency. Its main role is to make the system operation stable, increase its efficiency, and maintain a stable water supply to users.

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Highlights of Haoha’s Buffer Tanks

  • Improve Heating Efficiency
  • Energy Saving&Environmental Friendly
  • Storage Hot Water
  • Compatible With Multiple Hot Water Systems
  • Maintain A Steady Water Flow
  • Low Noise Operations & Long Lifespan
  • Smart Control System (Optional)

High-Efficiency, High-Standard Manufacturing Capabilities

Haoha now has 12 manufacturing sites across China & Morocco. The buffer tanks are produced at all production bases according to strict production processes and standards. Allocation of production orders is done flexibly between the plants to avoid a backlog of orders in any one plant and deliver in an orderly and efficient manner without compromising the quality of their products.

High-Efficiency, High-Standard Manufacturing Capabilities

Your Reliable Buffer Tank Manufacturer

Haoha is the best choice of a company that produces hot water heaters and hot water storage tank in China. Our plant has several fully automated enameled inner tanks and stainless steel outer shell production lines and assembly. With fully developed manufacturing methods and techniques used worldwide, including CNC punching, automated welding equipment, etc., we can attain high-efficiency, high-quality production throughout the workflow raw material cutting and inner tank enamel sintering to automatic welding equipment assembly of buffer tanks.

Having 12 years of manufacturing experience in the production of water heaters, Haoha exploits its extensive structure of production networks inside the main and branch plants to create a buffer tank-type of manufacturing system that leads the industry. This helps the company provide consistent and dependable solutions in the form of OEM/ODM to the customers worldwide.

Buffer Tanks of Different Capacities

It has a core enamel liner, imported glaze and a fat layer of insulation thus capable of running steadily in very cold locations. The pipe openings are of different diameters to fit through the different flow requirements of the heating system.
Buffer Tank3
60L Buffer Tank

Standard capacity, which is used with the heat exchange system, the insulation thickness is also 50mm, it could be used with electric heating, the pipe diameter could be customised, they were provided with black and white colour, silver amongst other colours and other capacities could be customised.

Buffer Tank2
80L Buffer Tank

Standard capacity, which is used with the heat exchange system, the insulation thickness is also 50mm. It could be used with electric heating, the pipe diameter could be customised, they were provided with black and white colour, silver , amongst other colours and other capacities could be customised.

Buffer Tank4
100L Buffer Tank

Standard capacity, which is used with the heat exchange system, the insulation thickness is also 50mm, it could be used with electric heating, the pipe diameter could be customised, they were provided with black and white colour, silver, amongst other colours, and other capacities could be customised.

Buffer Tank1
150L Buffer Tank

Standard capacity, which is used with the heat exchange system, the insulation thickness is also 44mm. It could be used with electric heating, the pipe diameter could be customised, they were provided with black and white colour, silver, amongst other colours, and other capacities could be customised.

200L Buffer Tank
200L Buffer Tank

Standard capacity, which is used with the heat exchange system, the insulation thickness is also 44mm. It could be used with electric heating, the pipe diameter could be customised, they were provided with black and white colour, silver, amongst other colours, and other capacities could be customised.

400L Buffer Tank
400L Buffer Tank

Standard capacity, which is used with the heat exchange system, the insulation thickness is also 50mm. It could be used with electric heating, the pipe diameter could be customised, they were provided with black and white colour, silver, amongst other colours, and other capacities could be customised.

455L Buffer Tank

Standard capacity, which is used with the heat exchange system, the insulation thickness is also 44mm. It could be used with electric heating, the pipe diameter could be customised, they were provided with black and white colour, silver, amongst other colours, and other capacities could be customised.

500L Buffer Tank
500L Buffer Tank

Standard capacity, which is used with the heat exchange system, the insulation thickness is also 44mm. It could be used with electric heating, the pipe diameter could be customised, they were provided with black and white colour, silver, amongst other colours, and other capacities could be customised.

Strict Quality Control For All Your Water Tanks

The quality of inspection is tolerated throughout the production of the buffer tanks: The raw materials are imported in the form of food-grade enamel powder and 304/316 stainless steel, which are used in the manufacturing of the tank. They can only be used in the production of the buffer tanks after being analyzed and tested to ensure they are compliant in matter. The processes of production have real-time monitoring of the temperature of sintering of enamel and welding quality. Every buffer tank is tested under high pressure of hydrostatic pressure and thermal insulation performance to ensure that the pressure, corrosion, and heat retention are in accordance with the domestic and global standards, including GB, EN, and ASTM.

Strict Quality Control For All Your Water Tanks
Customized Option For All Your Buffer Tanks

Customized Option For All Your Buffer Tanks

Different client needs of buffer tank hot water systems have diverse requirements for the capacity, and we provide fully customizable capacity for different client needs, starting with 50 L up to 500 L. The inner tank materials can be supported using enameled steel, stainless steel, and the outer casings can either be color-coated steel or stainless steel. We not only accommodate changes in parameters like the connection size of the pipes, insulation thickness, the thickness of the enamel coating, the size of the magnesium anodes, and the ratings of the electric heating power. Our overall service provision includes the designing of the buffer tank, mold production up to mass contract production, so that the clients are able to react to the market needs quickly and precisely.

Applications of Buffer Tanks

Applications of Buffer Tanks
Applications of Buffer Tanks

Buffer tanks are mainly used together with the hot water systems to hold the hot water, which is useful in cases of poor weather since there will be continuous obtainable hot water, thus minimizing the chances of the occurrence of frost forming in the low temperature places.

More About Our Buffer Tank

More general information about buffer tanks you may want to know.

Rated Volume(L)60L80L100L150L200L400L455L
External Dimensions (mm)Φ470×675Φ470×860Φ470×1010Φ500×1230Φ500×1540Φ710×1497Φ710×1670
Diameter of Inner Cylinder (mm)Φ370Φ370Φ370Φ412Φ412Φ610Φ610
Insulation Thickness (mm)50505044445050
Electric Heating (W)customize/3000W
Rated Pressure (MPa)0.4
Waterproof RatingIPX4
Size of inlet&outletDN32DN32DN32DN40DN50DN40/DN80DN40/DN80
Installation ModeLandingLandingLandingLandingLandingLandingLanding

We offer a three year warranty. During this period, we will conduct online inspections for any issues that arise to ensure your product functions properly. Should any quality problems occur, we will provide you with a brand-new replacement. Furthermore, should you encounter any difficulties during use, we will do our best to assist you in resolving them.

Want to Customize Your Buffer Tank?

Want to Customize Your Buffer Tank?

Send an inquiry to us with your buffer tank requirements. Our technical team will reply to you as soon as possible. Have more questions? Certainly! Supporting you is our responsibility!

Can buffer tanks be used normally in cold regions?

Certainly, the buffer tanks incorporate a thickened insulation layer during manufacture, enabling stable operation in cold regions.

Can a buffer tank accommodate high-flow heating systems?

Certainly, the buffer tank is available in multiple sizes, with a maximum diameter of DN80, capable of accommodating high-flow heating systems.

Can the buffer tank be adjusted for areas with poorer water quality?

In areas with poorer water quality, the enamel thickness of the buffer tank can be increased, and the magnesium rods can be replaced with larger-sized ones, which can mitigate corrosion issues to a certain extent.

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