When winter covers rooftops and solar farms in a thick layer of snow, not all PV modules can handle the pressure. Snow accumulation can exert several thousand Pascals of force on photovoltaic panels. Without proper engineering, that pressure can bend frames, crack glass, or damage solar cells. That’s where BISOL, Europe’s largest PV manufacturer, sets itself apart. Engineered for Heavy Snow Loads   BISOL modules are tested to remain mechanically stable under substantial loads

High-performance solar modules are not defined by watt-peak alone. They are defined by the depth of engineering, the integrity of the manufacturing process, and the intelligence of the system that supports them throughout their lifetime. For more than 20 years, BISOL has been committed to exactly that. Our solar modules are fully developed and manufactured in the European Union, with complete control over materials, quality processes, and long-term performance. But our exp

BISOL Spectrum is a premium line of coloured photovoltaic modules created for buildings where aesthetics are as important as performance. Developed for architects, developers, and investors who expect more from solar, Spectrum brings timeless design, European engineering, and long-term reliability into one refined product family. Each Spectrum model delivers a distinct visual identity, from natural earth tones to contemporary jewel-inspired finishes, while maintaining high en

Across Europe, expectations for solar quality, transparency and accountability are higher than ever. BISOL is proud to lead the way with its advanced internal tracking system, ensuring complete traceability for every module we manufacture. What Makes It Exceptional? Each BISOL module is equipped with: A unique QR code next to its serial number , providing access to all key production data, including: Materials used Measurement results and machine settings Production processes

The engineering approach to photovoltaic module selection is not a matter of chance, but the result of a careful analysis of performance , durability and construction details. In this newsletter, we present BISOL ® modules through the eyes of an expert - in terms of technical specifications, test results and optimal use according to project requirements. The answer depends on the project’s priorities: absolute performance under real-world conditions, or the optimal balance b

On World Energy Saving Day, BISOL ® highlights a truth often overlooked: real sustainability is not only about clean energy, it is about solar systems that last. That is why BISOL solar modules are engineered for decades of reliable performance, delivering lasting value with minimal environmental and financial impact. Why Durability Matters Every year of seamless operation saves more than just electricity. It avoids maintenance, costs, and carbon footprints associated with r

As autumn arrives and days grow shorter, many assume PV module efficiency naturally drops. But in reality, this season often brings some of the best conditions for photovoltaic performance, especially for Europe's largest PV module manufacturer BISOL® .  Why Summer Heat Isn’t Always Ideal for PV module efficiency   While summer offers long days, it also brings high temperatures that can reduce module efficiency. Photovoltaic cells perform best in cooler conditions: as ambient

At BISOL ® , we not only care about producing top-quality solar technology, but also about its long-term efficiency.   As an Europe's...

In today’s solar market, long-term value matters more than ever. Installers, investors, and developers no longer choose based on wattage alone. They demand reliability, transparency, and performance that holds for decades. BISOL ® , Europe’s largest photovoltaic module manufacturer , meets that demand with real data, upgraded guarantees, and solar products engineered not just to perform but to endure. BISOL Supreme ™ is now officially ENEA-Listed for Transition 5.0 The flags

As of 1 August 2025, BISOL ® offers an upgraded warranty that sets a new benchmark for performance and trust in the solar industry. This is not a promotional slogan. It is a confident commitment from Europe’s largest premium solar module manufacturer, backed by more than 20 years of real-world results and one of the lowest complaint rates in the industry. What the new guarantee includes? 30-year power output guarantee , linear to 90% 25-year product guarantee Verified real-

When investing in solar, reliability is not a luxury, it is essential. BISOL photovoltaic modules are designed to perform year after year , in the most demanding conditions on Earth. From the frozen landscapes of Antarctica to the heat of remote island resorts and the snow-laden rooftops of Europe, BISOL delivers what others only claim. Consistent, real-world durability proven over time. Proven where others fail. Some modules pass laboratory tests, few survive real life. BISO

Backed by two decades of continous operation At BISOL ® , durability is not a marketing promise. It is a measurable fact. One of the very first BISOL power plants, installed on the rooftop of BISOL’s headquarters in Slovenia, is still producing clean energy today, 20 years later. More than a landmark, this system is a living testament to long-term performance and manufacturing excellence. Over the course of two decades, BISOL modules on this rooftop have endured summer heat,

When it comes to rooftop installations, BISOL ® delivers what professionals value most - speed, reliability, and simplicity . That’s why we developed BISOL EasyMount™ , a smart and streamlined mounting system made specifically for professional solar installers. No unnecessary parts. No guesswork. Just precision-engineered design, fast installation, and long-term performance - exactly what professionals expect. One system. Every roof. BISOL EasyMount™ is designed for universa

We are pleased to announce that BISOL ® BIPV modules with Solrif ® frame have received the necessary IEC/Factory Inspection certification. With this certification, BISOL BIPV modules now fully qualify for national and regional subsidies and initiatives supporting building-integrated solar solutions  and are ready to be deployed in refurbishment projects without limitations. Certified . Approved. Not just ready for the future - built to lead it with precision, performance and

Did you know that your roof can be a reliable source of natural light, clean energy and long-term value? Sustainable architecture of the future combines energy efficiency, sophisticated aesthetics and the thoughtful use of natural light. That's why BISOL presents the Lumina G12R solar module, designed for spaces where every level of illumination counts. Orders for the new generation Lumina G12R are already being taken and demand is high and quantities are limited. By booking

Discover the latest generation of BISOL Supreme™ photovoltaic modules designed with advanced G12R cells. BISOL Supreme™ modules are developed for superior performance, long lifetime and total reliability - without worrying about degradation or power loss over time. 5 reasons to choose BISOL Supreme ™: 25 Years 100% of Power Output BISOL Supreme™ is the only PV module series in the world that ensures you 25 years of 100% output . So you can be sure that your solar power plan

BISOL BIPV modules, developed in collaboration with the Swiss company Schweizer (Solrif® system), are engineered to integrate...

BISOL Lumina is the innovative PV module that delivers the perfect balance between power output and light transmittance. Designed for agrivoltaic applications and structures requiring optimal lighting, Lumina ensures homogeneous natural light distribution without compromising energy efficiency. Why choose BISOL Lumina ? High Transparency & Light Transmittance BISOL Lumina is designed with wider cell gaps, ensuring excellent light penetration. This makes it ideal for applica

BISOL continues to set new benchmarks in the solar industry with its latest BISOL Duplex modules featuring G12R solar cells . These...

We’re thrilled to announce the upcoming upgrade to our cutting-edge G12R modules, set to replace our M10 modules starting in Q2 2025....