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4000L Stainless Steel Commercial Water Tank
Commercial Tank

4000L Stainless Steel Commercial Water Tank

High-Capacity Duplex Stainless Steel Commercial Tank | 75mm PU Insulation | Engineered for District Heating Systems

Heavy-duty 4000L stainless steel commercial thermal storage tank designed for large-scale heating and hot water systems. Duplex 2205 construction, 75mm PU insulation, and high-pressure resistance make it ideal for district heating, hospitals, and industrial energy storage applications.

 SST 4000L stainless steel commercial water tank is designed for high-demand thermal energy storage applications where continuous heating stability and system reliability are critical. Unlike standard commercial water tanks, the 4000L model is engineered as a central energy buffering unit, enabling seamless integration with district heating networks, large-scale heat pump systems, and multi-source renewable energy systems.

 Constructed with Duplex 2205, SUS316L, or SUS304 stainless steel, the tank provides outstanding resistance to corrosion, thermal stress, and long-term cyclic operation. This makes it suitable for demanding environments such as hospitals, high-rise residential complexes, and industrial facilities.

 With its reinforced structural design and optimized hydraulic layout, the 4000L tank acts not only as a storage vessel but as a hydraulic separator and energy stabilizer, improving overall system efficiency and reducing wear on heat generation equipment. 

 

    Product Range

    Commercial tank

    Volume Range

    4000L

    Inner Diameter

    Φ1650mm

    Outer Diameter

    Φ1800mm

    Insulation Thickness

    75mm

    Height

    2500mm

    Cylinder Material

    SUS304/SUS316L/DUPLEX

    Outer Shell

    Color board or Stainless steel SUS304

    Electric Heater

    1.5kW&3kW 220~240V5 0Hz 1Phase

    Exchange Coil Material

    SUS316L

    Exchange Coil Diameter

    32mm, 35mm

    Connections

    1”, 5/4”, 6/4”, 2”

    Working Pressure

    0.6 MPa

    Maximum Pressure

    1.0 Mpa

    Application

    Sports Centers & Public Recreation Facilities

    Sports complexes, swimming centers, fitness clubs, and public recreation facilities consume large amounts of hot water for showers, locker rooms, and pool support systems. A 4000L commercial water tank ensures uninterrupted hot water supply even during peak operating hours.

    Sports Centers & Public Recreation Facilities

    Commercial Laundry & Linen Facilities

    Commercial laundries and hotel linen service centers require continuous high-volume hot water for washing, sanitizing, and drying operations. The 4000L stainless steel storage tank delivers stable thermal capacity while reducing heating equipment cycling and improving operational efficiency.

    Commercial Laundry & Linen Facilities

    Factory & Manufacturing Facilities

    Manufacturing plants require reliable hot water for cleaning, production processes, employee facilities, and equipment maintenance. The reinforced 4000L tank provides large-volume thermal storage with excellent corrosion resistance, ensuring dependable performance in demanding industrial environments.

    Factory & Manufacturing Facilities

    Renewable Energy Heating Systems

    The 4000L tank serves as a high-capacity thermal storage solution for renewable heating projects integrating air source heat pumps, solar thermal collectors, and biomass boilers. It stores excess heat efficiently and improves the overall performance of hybrid energy systems.

    renewable-energy-heating-systems

    Commercial Office Buildings & Mixed-Use Developments

    Large office buildings and mixed-use commercial developments require centralized hot water for restrooms, cafeterias, and HVAC systems. The 4000L tank maintains stable water temperatures throughout the building while reducing energy costs through efficient thermal storage.

    Commercial Office Buildings & Mixed-Use Developments