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Large Tube Solar Water Heater

This Large Tube Solar Water Heater utilizes industry-exclusive 137mm large-diameter ultra-thick vacuum collector tubes and features an innovative integrated tankless structure. The vacuum tubes are housed in a pressure-resistant, corrosion-resistant stainless steel inner tank, giving the collector both heat collection and storage functions. The multiple vacuum tubes employ a closed-loop series design, with internal water flow in an S-shaped closed-loop circulation.

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Product Description
This Large Tube Solar Water Heater utilizes industry-exclusive 137mm large-diameter ultra-thick vacuum collector tubes and features an innovative integrated tankless structure. The vacuum tubes are housed in a pressure-resistant, corrosion-resistant stainless steel inner tank, giving the collector both heat collection and storage functions. The multiple vacuum tubes employ a closed-loop series design, with internal water flow in an S-shaped closed-loop circulation. It features a fully pressurized operating system and is equipped with comprehensive safety protection, anti-freeze insulation, and multi-energy integration solutions. Available in horizontal and vertical configurations, its flexible installation options allow for perfect integration with various building facades, making it a next-generation clean energy hot water system that combines aesthetics, efficiency, and safety.
Product Feature
Core Advantages Introduction
1. Built-in pressure-resistant and corrosion-resistant inner liner, reliable sealing, and outstanding safety performance.
this large-tube solar water heater has its own independent pressure-bearing, corrosion-resistant inner tank and a fully sealed water circuit structure. This eliminates the safety hazards of leaks, pipe bursts, and seepage common in traditional solar water heaters. It ensures stable pressure operation, corrosion resistance, and aging resistance, guaranteeing safe and reliable water use throughout the entire process. The large-diameter heat collection chamber provides a wider heat absorption area, significantly improving light energy conversion efficiency and resulting in fundamental heat collection performance far exceeding that of conventional thin-tube solar water heaters.

2. Series S-shaped water circuit design, separating hot and cold water, maximizing hot water output.
The large tube solar water heater uses a multi-vacuum tube series connection structure. After cold water enters the equipment, it forms a continuous S-shaped unidirectional water flow path between the inner tanks. During the heating process, the cold and hot water are completely isolated and do not mix , effectively retaining high-temperature hot water and greatly improving the output rate of high-temperature hot water. The outlet water temperature is stable and abundant, fully absorbing solar thermal energy and providing a better water experience.

3. Minimalist unibody design, extremely space-saving, perfectly blending with architectural aesthetics.
large tube solar water heater eliminates the need for an external, independent hot water storage tank. Its integrated heat collection structure and slim, flat body allow it to be directly embedded in building exterior walls, balcony facades, and window-side walls, without occupying any indoor living space such as balconies or bathrooms. The unit is installed flush with the building facade, featuring simple and neat lines that blend seamlessly with the building's exterior. This completely solves the problem of traditional solar equipment being obtrusive, cluttered, and detrimental to the building's aesthetics, thus combining functionality with architectural beauty.

4. Maximum installation flexibility, adaptable to all buildings and scenes.
The product line offers a full range of horizontal and vertical models, with no installation limitations and extremely strong adaptability. It can be flexibly deployed in various applications, including embedded installation on the exterior walls of high-rise residential buildings, built-in installation in floor-to-ceiling windows, roof/facade installation on villas and townhouses, rooftop installation on rural self-built houses, and open-air ground sites. It is especially well-suited for embedded installation on the exterior walls of high-rise buildings, solving the industry problem of not being able to install traditional solar water heaters in high-rise buildings.

5. The system boasts robust protection, strong scalability, and stable operation throughout the year.
The unit is equipped with a complete set of safety systems, including a pressure relief safety valve, pipe antifreeze insulation, explosion-proof protection, and lightning protection grounding. It also features a dedicated heat tracing and antifreeze design for outdoor pipes, ensuring stable operation even in frigid environments. Furthermore, it can seamlessly connect to electric water heaters, gas water heaters, and circulating heat pump units as auxiliary heat sources. It can automatically replenish heat on cloudy or rainy days or in the absence of sunlight, achieving a stable and uninterrupted supply of hot water throughout the year.

Application Scope
With its comprehensive advantages of high-efficiency heat collection via large tubes, pressure-resistant safety, space saving, building integration, and adaptability to all installation scenarios, this Large tube solar water heater covers all aspects of building hot water applications:
1. High-rise urban residential buildings : The exterior wall-mounted and balcony-built-in domestic hot water system for high-rise commercial buildings perfectly adapts to the installation restrictions on the roof of high-rise buildings, making it the preferred clean energy hot water solution for high-rise residential buildings.
2. High-end residences such as villas and garden apartments : The facades of villas and garden apartments are inlaid with hot water and the roofs are installed, taking into account both domestic hot water supply and the beautiful design of the building facade.
3. Rural residential buildings : Installation on the roofs of self-built houses and flat-roofed houses in rural areas, as well as on open ground, to meet the daily hot water needs of rural families.
4. Green building engineering support : Integrated supporting projects for newly built residential buildings, homestay apartments, and public hot water systems for small buildings can be installed in batches, meeting the design standards for green building energy-saving renovation.
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