Zhejiang Kesun New Energy Co.,Ltd.

Zhejiang Kesun New Energy Co.,Ltd. Solar water heater,Solar pv water heater,Buffer tank ,Solar collector,Solar Flat Plate factory

20/08/2026

A closer look at the engineering and manufacturing behind our flat-plate solar water heaters. As a professional manufacturer exporting to over 40 countries worldwide, our commitment to uncompromised product quality is embedded in every system we produce. In this video, we showcase the intricate design and robust construction that make our flat-plate solar thermal systems the reliable choice for homes and businesses globally.

Flat-plate solar water heaters operate on the principle of direct solar thermal absorption. Sunlight passes through a high-transparency tempered glass cover and strikes an advanced absorber plate. This plate converts solar radiation into thermal energy, which is immediately transferred to water circulating through a grid of high-purity copper tubes. The heated water is then safely stored in a heavily insulated tank, providing a consistent and efficient hot water supply regardless of seasonal variations.

The exceptional durability and performance of our flat-plate collectors rely on carefully engineered components and genuine materials. The exterior features a high-transmission, weather-resistant tempered glass cover designed to maximize solar transmittance while minimizing heat loss. Beneath the glass lies an absorber plate treated with a high-efficiency selective coating to achieve maximum solar absorption. For fluid circulation, we utilize high-purity copper riser and header tubes, chosen for their superior thermal conductivity and corrosion resistance. These components are encased in high-density thermal insulation and protected by a durable anodized aluminum frame that ensures structural integrity against harsh weather conditions.

Our factory advantage lies in our unwavering adherence to rigorous quality standards. Every flat-plate collector leaving our facility undergoes multi-stage inspections, from individual copper tube verification to strict pressure testing. By combining state-of-the-art precision machinery with genuine materials, we deliver dependable, long-lasting solar thermal solutions that our international customer base trusts.Furthermore, our products have been certified by professional organizations and have obtained multiple certificates. This can help you import products faster, more efficiently, and more smoothly.

 # Intersolar Middle East 2026 AnnouncementHeadline: Join Us at Intersolar Middle East 2026 in Dubai! ☀️🇦🇪We are excited...
12/08/2026

# Intersolar Middle East 2026 Announcement

Headline: Join Us at Intersolar Middle East 2026 in Dubai! ☀️🇦🇪

We are excited to announce our participation in **Intersolar Middle East 2026**, the region's premier exhibition for the solar industry. As a professional manufacturer of high-performance solar water heaters, we invite you to visit our booth to explore our latest innovations and sustainable heating solutions.

Visit Us at Our Booth:
~Booth Number: H6.F55
~Location: Dubai World Trade Centre, UAE, Sheik Zayed RoadConvention Gate Dubai UAE
~Dates: September 1st – 3rd, 2026

Our team will be on-site to provide detailed information about our full range of solar water heaters and discuss how our technology can meet your specific energy needs. Whether you are a distributor, a property developer, or an eco-conscious homeowner, we look forward to meeting you and sharing our expertise in solar thermal technology.

We extend a warm welcome to all visitors. Let’s work together towards a cleaner, more sustainable future!

06/08/2026

A look at the precision engineering behind our flat-plate solar collectors. This video showcases the high-quality copper tubes that form the core of our thermal systems.

As a professional manufacturer, we utilize state-of-the-art production equipment to ensure the highest standards of accuracy and performance. Our commitment to quality is unwavering; each copper tube is individually inspected to verify its integrity before integration into our collectors.

Every critical component of our solar collectors undergoes multiple rounds of rigorous testing. This meticulous attention to detail ensures that our products deliver consistent, high-efficiency water heating for our customers worldwide.

By prioritizing precision and individual component verification, we provide durable and reliable solar solutions that stand the test of time.

23/07/2026

A glimpse into the advanced manufacturing processes behind our solar water heater tanks. This video showcases our commitment to durability and efficiency through **high-pressure foaming**.

At our factory, we utilize state-of-the-art, precision production machinery to create water tanks with superior insulation. Unlike traditional methods, our high-pressure foaming process results in a significantly **denser insulation layer**. This enhanced density is crucial for minimizing heat loss, ensuring that the water in your solar heater stays hot for longer periods.

The outcome of this advanced technique is not just better insulation, but also a **longer lifespan** for our tanks. By preventing premature heat dissipation, the structural integrity of the tank is maintained more effectively over time, reflecting our unwavering commitment to product quality.

This precision in manufacturing ensures that every solar water heater leaving our facility delivers consistent, reliable performance, contributing to sustainable hot water solutions for homes and businesses worldwide.

09/07/2026

A closer look at the core of our copper-coil solar water heaters. This video highlights the authentic, lustrous material that defines our product: **100% pure copper coil**.

As a professional manufacturer and China's largest exporter of solar water heaters, our commitment to material integrity is paramount. The use of genuine copper coils is fundamental to the superior performance of our systems. Copper's exceptional thermal conductivity ensures more efficient heat transfer and notably faster water heating, providing consistent hot water availability.

This dedication to using only authentic materials underscores our factory's unwavering focus on product quality. Each copper coil is meticulously inspected to meet our stringent standards before integration into our solar water heaters, which are trusted in over 40 countries worldwide.

29/05/2026

Ensun solar water heaters are helping billions of households resolve their heating and hot water needs. Not only do these solar water heaters provide families with hot water, but they also help them save on electricity bills—making the choice of a new-energy solar water heater the absolute best option.

15/05/2026

A Capable Factory Manufacturing Only High-Quality Solar Water Heaters

We are pleased to announce our participation in the upcoming **139th Canton Fair**, taking place from **April 15th to 19...
09/04/2026

We are pleased to announce our participation in the upcoming **139th Canton Fair**, taking place from **April 15th to 19th, 2026**. As China's largest exporter of solar water heaters, we extend an invitation to global professionals and businesses interested in sustainable heating solutions to visit our exhibit.

**Canton Fair 2026 Details:**
* **Dates:** April 15th - 19th, 2026
* **Booth Location:** Hall 14.2, Stands J07-09

Our team of professional technical sales staff will be present at our booth to engage in discussions regarding our advanced solar water heater technologies, address technical inquiries, and provide comprehensive product information. We value the opportunity to connect with our international partners and establish new collaborations.

02/04/2026

Step inside the manufacturing heart of China's largest solar water heater exporter. This video offers an unvarnished look at the engineering and craftsmanship behind every pressurized unit we produce for over 40 countries worldwide.

Our commitment to enduring quality begins with the foundation: **304 stainless steel inner tanks**. Each tank is meticulously fabricated from high-grade 304 stainless steel, chosen for its superior strength and corrosion resistance, ensuring a prolonged service life for every solar water heater.

Witness the precision of our **advanced welding processes**. Our workshop employs state-of-the-art equipment and highly skilled technicians to execute seamless, robust welds. For our pressurized inner tanks, we utilize a specialized **stainless steel wire welding** technique. This advanced process significantly enhances the structural integrity, extending both the shelf life and operational service life of our solar water heaters.

Further elevating performance is our innovative **high-pressure foaming technology**. This process achieves a superior foam density, which translates directly into extended heat retention within the pressurized solar water heater tanks. This ensures consistent hot water availability and maximizes energy efficiency.

Before any product leaves our facility, it undergoes a stringent **high-pressure side-leakage test**. This rigorous quality assurance measure is not merely a check, but a fundamental validation of each tank's integrity, guaranteeing leak-free operation and unwavering reliability in diverse global environments.

Our consistent 100% repurchase rate from a stable international customer base is a testament to our unwavering standards. We don't just manufacture solar water heaters; we engineer trust and deliver sustainable hot water solutions globally.

26/03/2026

A look inside our manufacturing facility. As a leading exporter of solar water heaters from China, we focus on the precision engineering of every unit. This video provides a view into our workshop, showcasing the production of high-performance water tanks for the global market.

Our quality commitment begins with materials. Each inner tank is made from high-grade **stainless steel**, ensuring durability and corrosion resistance.

Observe our advanced **precision welding technology**. We use industry-leading equipment to create seamless, strong bonds.

Every water tank undergoes rigorous **high-pressure side-leakage testing** before leaving the factory. This process verifies integrity and ensures reliable performance for our customers in over 40 countries.

Our consistent focus is on delivering stable, high-efficiency solutions for renewable energy, supported by a 100% repurchase rate.

Address

NO. 11 YONGTAO Road, JIANSHAN NEW DISTRICT, HAINING CITY, ZHEJIANG
Jiaxing
314400

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