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Copper Coil Water Tank

This Copper Coil Water Tank is a pressurized water tank specifically designed for heat storage and exchange in air source heat pump systems. It features a built-in high-purity copper spiral coil heat exchanger and a mature enamel-lined inner tank structure, perfectly connecting to the heat pump unit's water circuit system. It combines multiple functions such as efficient heat exchange, heat storage and pressure stabilization, and domestic hot water supply, making it a core supporting device for household heat pump water heating and heating systems.

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Product Description
This Copper Coil Water Tank is a pressurized water tank specifically designed for heat storage and exchange in air source heat pump systems. It features a built-in high-purity copper spiral coil heat exchanger and a mature enamel-lined inner tank structure, perfectly connecting to the heat pump unit's water circuit system. It combines multiple functions such as efficient heat exchange, heat storage and pressure stabilization, and domestic hot water supply, making it a core supporting device for household heat pump water heating and heating systems.
The Copper Coil Water Tank features a precision-engineered three-layer enamel inner liner made of 2.0mm thick enamel-grade steel plate. The inner surface undergoes a fine sandblasting and enamel-coating process, complemented by a 0.15-0.5mm thick exclusive enamel layer. Optimized for complex domestic water conditions, it offers excellent resistance to scale buildup and acid/alkali corrosion. Additionally, the tank is equipped with a dedicated anti-corrosion magnesium rod, providing double-layer protection for the inner liner and significantly extending the overall lifespan of the unit. The outer surface of the tank is wrapped with a 42mm high-density, thickened polyurethane insulation layer, creating a 360° fully enclosed three-dimensional insulation structure. This provides 30% better insulation performance than ordinary water tanks, significantly reducing heat loss throughout the day and minimizing energy consumption from frequent heating, truly achieving energy saving and heat retention.

The core heat exchange component uses a one-piece molded high-purity copper spiral coil, with a tight and uniform pipe layout, a large heat exchange contact area, excellent thermal conductivity, fast heat exchange speed, and extremely low heat loss. The integrated flange fixed installation structure has neat and tight-sealed interfaces, making installation convenient and ensuring strong sealing. It is not prone to leakage or corrosion and aging during long-term operation. The full range of Copper Coil Water Tank s has complete specifications and capacities, a well-designed inlet and outlet layout, stable rated pressure, and can be flexibly adapted to refrigerant-cycle heat pump units. It can stably complete heat transfer and storage, continuously output constant temperature and sufficient domestic hot water, and provide stable and uninterrupted water supply to meet the needs of multiple people showering continuously throughout the house and for all daily water use scenarios. With a well-designed pipeline interface, it is equipped with cold water inlet, hot water outlet, temperature sensing port, drain port, and auxiliary heating interface. It also supports optional 2.0KW/3.0KW auxiliary electric heating modules, adaptable to various primary/secondary circulation pipeline systems, with wide installation adaptability in multiple scenarios and multiple safety protections. The Copper Coil Water Tank is stable and reliable in overall operation and is suitable for use with various household and small commercial heat pump systems.
Product Feature
Core Product Advantages
1. High-efficiency heat exchange with copper coils, maximizing thermal conductivity.
It features a built-in one-piece molded high-purity copper spiral coil. Copper itself has excellent thermal conductivity, and the tightly spiraled structure greatly expands the heat exchange contact area. The heat exchange efficiency far exceeds that of conventional stainless steel and aluminum coils. It has a fast heat exchange speed, low heat loss, and can still maintain strong heat exchange capacity in low-temperature environments, resulting in efficient and stable hot water production.

2. The enamel inner tank is durable and suitable for complex water conditions.
The three-layer precision-engineered enamel inner tank (enamel layer + high-density adhesive layer + thickened steel plate layer), with a special thickened base material and professional enamel process, has strong anti-scaling and anti-corrosion capabilities. Combined with built-in magnesium rod protection, it is perfectly adapted to the complex water quality in various parts of China, is not prone to scaling and leakage, has a long service life, and ensures clean and safe water use.

3. Superior heat retention and insulation, resulting in outstanding energy-saving and consumption-reducing effects.
The tank is fully covered with a 42mm high-density polyurethane insulation layer, forming a 360° three-dimensional fully enclosed insulation structure. This improves the insulation effect by 30%, effectively locking in stored heat and minimizing water temperature loss throughout the day and night. It also reduces the need for frequent start-stop heating of the heat pump unit, resulting in energy savings and no waste of stored heat during long-term use.

4. The sealing structure is robust, making installation and use worry-free.
The coil adopts an integrated flange fixed installation structure, with mature interface sealing technology, firm pipeline connection, and excellent pressure resistance and leak prevention performance; the body is reserved with a full range of functional interfaces, including sewage discharge, temperature measurement and auxiliary heating interfaces, making pipeline connection simple and convenient, and the body comes with stable feet, making it suitable for a wide range of installations.

5. Constant temperature and large water volume supply, providing an excellent user experience.
The large-capacity heat storage tank, combined with high-efficiency copper coil heat exchange, can stably buffer heat, ensuring a constant and stable water temperature without sudden changes in temperature. It can continuously supply a large flow of hot water, perfectly meeting the hot water needs of multiple family members for continuous bathing, kitchen washing, and all daily life in the house.

6. Strong structural compatibility and high system adaptability
It can be perfectly connected to various air source heat pump units, is compatible with refrigerant circulation system pipelines, and is compatible with multiple system connection methods such as primary circulation and secondary circulation. It also supports the addition of auxiliary electric heating, and can ensure a stable hot water supply even in low-temperature environments without heat sources in autumn and winter. The system has strong expandability.

Application Scope
1. Household whole-house hot water
Widely compatible with household air source heat pump water heaters, the Copper Coil Water Tank serves as the core heat storage and exchange equipment, suitable for various types of homes such as urban residences, rural self-built houses, and villas. It meets the needs of hot water supply for all scenarios, including whole-house bathing, kitchen water, and washing water, providing constant temperature and large water volume for an excellent home water experience.

2. Heat pump heating system accessories
It can be connected to a household air source heat pump heating system, and is compatible with underfloor heating and radiator heating pipes. As a system buffer heat exchange device, it balances water pressure, buffers system heat, stabilizes circulating water temperature, protects the heat pump main unit, optimizes the operating conditions of the entire heating system, and extends the service life of the unit.

3. Small-scale commercial hot water scenarios
Suitable for small commercial settings such as homestays, apartments, small hotels, small rural shops, and small office buildings, it can be paired with small air source heat pump equipment to provide a stable supply of commercial hot water and large-capacity heat storage to meet the concentrated water needs of multiple people.

4. Heat pump system renovation and upgrade
Suitable for upgrading and renovating old air source heat pump water heating and heating systems, replacing old heat exchange and storage tanks. With the advantages of high-efficiency copper coil heat exchange and long-lasting and durable inner tank, it comprehensively improves the heat exchange efficiency, heat storage capacity and energy-saving effect of the entire heat pump system.
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