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sunjoya.com

Powering a Sustainable Future with Solar Thermal Technology

Dongguan Sunjoya Solar Co., Ltd. – Innovating solar water heating solutions since 2007

Explore Our Products

About Us

Dongguan Sunjoya Solar Co., Ltd. was established in 2007 in Dongguan City, Guangdong Province, China. As an innovative leader in solar thermal applications, we are committed to energy efficiency, environmental protection, and sustainable living through cutting-edge technology.

With strong technical expertise, we have developed a high-intelligent automatic production line based on Industry 4.0 principles. Our advanced manufacturing process ensures world-class quality and efficiency in every product we deliver.

Sunjoya has built a global professional production line for flat plate solar collectors and solar water heaters. Each solar water heater system reduces 1,500 kWh of electricity consumption, 408 kg of carbon emissions, and 1,177 kg of CO₂ annually—making a measurable impact on climate change.

Learn More on Official Site
Sunjoya Solar Manufacturing Facility

Our Solar Products

JXY-EV201 Solar Water Heater

JXY-EV201

High-efficiency flat plate solar collector designed for residential and commercial hot water systems. Features advanced heat absorption coating and durable tempered glass cover.

  • 2.0 m² absorber area
  • Max operating temperature: 120°C
  • Corrosion-resistant aluminum frame
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XJY-EV201S Solar Collector

XJY-EV201S

Smart-integrated solar water heating system with digital monitoring and automatic temperature control. Ideal for modern homes and eco-buildings.

  • Built-in temperature sensor
  • Wi-Fi enabled monitoring (optional)
  • Anti-freeze protection
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XJY-EV201T Solar Heater

XJY-EV201T

Twin-tank solar water heater with thermal stratification technology for maximum efficiency and consistent hot water supply throughout the day.

  • Dual storage tanks (150L + 100L)
  • Thermal insulation: 50mm polyurethane
  • Suitable for cold climates
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XJY-EV301 Commercial System

XJY-EV301

High-capacity commercial solar water heating system designed for hotels, hospitals, and large residential complexes.

  • Scalable modular design
  • 3.0 m² collector area per unit
  • Industrial-grade copper piping
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Sunjoya Flat Plate Collector Series

Our core product line featuring ultra-durable flat plate collectors with selective absorption coating for maximum solar gain.

  • 95% solar absorption rate
  • 5-year warranty
  • Wind load resistant up to 60 m/s
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Residential Solar Package

Complete turnkey solution for homes including collectors, storage tank, pump station, and installation kit.

  • 200L insulated tank
  • Automatic circulation control
  • Easy DIY or professional install
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Industrial Process Heating

Custom-engineered solar thermal systems for industrial applications such as laundries, food processing, and pre-heating.

  • Temperatures up to 90°C
  • Integration with existing boilers
  • Energy savings up to 60%
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Hybrid Solar-Electric System

Combines solar thermal with electric backup for uninterrupted hot water, even during extended cloudy periods.

  • Intelligent energy switching
  • 2.5 kW electric heating element
  • Energy usage monitoring
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Why Choose Sunjoya?

Advanced Technology

Industry 4.0 automated production line ensures precision and consistency in every unit.

Eco-Friendly

Each system reduces CO₂ emissions by 1,177 kg annually—contributing to a cleaner planet.

Durability

Corrosion-resistant materials and robust design ensure long service life in harsh conditions.

Energy Savings

Reduce electricity consumption by up to 1,500 kWh per year with solar thermal power.

Our Global Impact

320+

Happy Clients Worldwide

200+

Products Delivered

4

International Awards

35

Completed Projects

Frequently Asked Questions

What is the lifespan of a Sunjoya solar water heater?

Our solar water heaters are designed for a service life of 15–20 years with proper maintenance. The flat plate collectors and tanks are built with corrosion-resistant materials to ensure long-term durability.

Can Sunjoya systems work in cold climates?

Yes, models like the XJY-EV201T and XJY-EV301 are equipped with anti-freeze protection and high-density insulation, making them suitable for operation in temperatures as low as -20°C.

How much can I save on energy bills?

On average, a Sunjoya solar water heater reduces electricity consumption by 1,500 kWh per year, which translates to significant savings depending on local energy rates.

Do you offer installation support?

We provide detailed installation manuals and technical support. For large projects, we can coordinate with local partners for professional installation services.

Are spare parts available internationally?

Yes, we maintain a global supply chain and can deliver replacement parts and components to most countries within 2–4 weeks.

Get in Touch

For inquiries, product information, or partnership opportunities, please visit the official Sunjoya website to contact the team directly.

Phone

+86 18664132010

Mobile

+86 769 22776983

Email

[email protected]

WeChat

Sunjoya

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