Több energia ugyanakkora tetőfelületen – ezért éri meg a LONGI back contact technológiája⚡️

🌞 What are the technical benefits of LONGI's back contact technology?

The performance advantage of back contact panels stems not only from their aesthetic design, but also from the optimization of their internal cell structure. The elimination of front busbars increases the light-absorbing active surface area, reduces optical loss and improves light utilization efficiency. HPBC (Hybrid Passivated Back Contact) technology is particularly advantageous in installations where roof space is limited but maximum system yield is required. This allows LONGi back contact panels to generate more energy with the same module size, deliver more stable performance under low irradiation conditions, and reduce shading effects.

⚫ Truly black – not "almost"

One of the biggest advantages of LONGi back contact panels is that they are truly black. With no silver-colored busbars running across the front, the entire surface of the panel is homogeneous and deep black, making it not only more efficient but also more aesthetically pleasing. This makes it look much better on the facade.

🏦 Why is AAA+ bank rating important?

A solar power system is not just for a few years. Your customers expect a 20-25 year warranty. LONGi's AAA+ bank rating means that the manufacturer's financial stability is recognized by independent international institutions. This ensures that you will still have someone to turn to at the end of the warranty period. This background not only provides satisfactory information to the buyer, but also gives you peace of mind when committing to the system you have installed for the long term.

Discover the benefits of LONGi Solar solar panels!

LONGi is synonymous with reliability and high efficiency, guaranteeing long-term returns for its customers. LONGi Solar solar panels are designed to meet the highest expectations of modern solar projects. Premium quality materials, outstanding energy efficiency and durability – these products truly stand out from the competition.

For our B2B partners:

As an installer, reseller or wholesale partner, fast delivery, price stability and professional support are of paramount importance. As an official distributor, SOLARKIT ensures the availability of LONGi panels, favorable prices and comprehensive technical support.

- Register in our B2B webshop before your first purchase

- Access to prices, stock levels and technical documentation

- Fast and easy online ordering

- Personalized support with a dedicated contact person

Frequently asked questions – LONGi Solar panels

- What makes HPBC technology special?

The HPBC (Hybrid Passivated Back Contact) cell structure allows light to reach the cells unobstructed. The absence of front busbars increases the active surface area, reduces reflection losses and improves aesthetics.

- What maintenance do they require?

They operate stably with minimal maintenance. Periodic cleaning (especially in dusty environments) and occasional inspection of the connections are recommended. The manufacturer provides detailed instructions.

- Can they be used in industrial environments?

Yes, thanks to their robust design, they are ideal for industrial-scale systems, high-energy plants, and commercial facilities.

- How weather-resistant are they?

LONGi panels are made of tempered glass with a strong aluminum frame. They are resistant to strong winds, snow loads, and high UV exposure, ensuring reliable operation even in harsh environments.

Are there differences between the models?

Yes, there are several options available in terms of performance, size, and technological design. We typically recommend higher-performance modules for industrial projects and more compact models for residential systems.

00:00 – LONGi distribution at SOLARKIT

00:03 – Back contact technology

00:13 – Higher yield on the same roof area

00:19 – Full black design and aesthetic differences

00:41 – AAA+ bank rating and warranty security

00:54 – Further information, subscription

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