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solar modules

Solar cells and solar modules are the workhorses of the solar system, they decide on performance and electricity yield. Here we show new products and trends in module technology.

Prof Dr Ilija Nasov heads the Macedonian Solar Association and the Plasma R&D Centre in Skopje

25 years in solar innovation: coatings, PVT and what came next

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A leading figure in European materials research for renewables, Prof Dr Ilija Nasov has spent decades shaping solar technology. He shares his personal route through EU research programmes with PV Europe.

Front and back of Winaico's WST-500BKX54-B2, back-contact wiring kept out of sight

Winaico's black module tops 24.5 percent efficiency

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A high-performance 500 W module joins Winaico's back-contact line-up, rated at 24.5 percent efficiency and backed by a 30-year warranty.

Najwa Abdel Latif inspects shingled-matrix cells on the stringer at Fraunhofer ISE

New silicon cells take aim at the cost of space power

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US start-up Source Energy and the German research institute Fraunhofer ISE have developed shingled-matrix silicon modules for satellites, aiming for under five dollars per watt and six-month delivery, cheaper and faster than standard III-V cells.

Pick of the week: these alpine solar modules can handle heavy snow loads, strong winds and intense UV radiation

PV Europe‘s pick of the week – tougher modules, faster roof planning

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Solitek shows new rugged solar modules. Valentin adds 3D building models for planning with a mouse click. A robust firefighter switch for PV systems, and Solar-Planit's new start page and project management round off this week's picks.

Module layout view, where a rogue skylight is no match for drag-and-drop planning

Solar-Planit puts project overview front and centre

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Baywa r.e. Solar Trade has overhauled the start page of its web-based PV planning tool, adding Kanban boards, custom project statuses and expanded management features for specialist contractors.

Fire-red, wall-mounted, clearly marked – the FWS-PV is doing its part

Re'graph toughens up FWS-PV firefighter switch for the outdoors

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Now available in fire-red sheet steel, the FWS-PV firefighter switch gives arriving crews a clearly marked control point to shut down a live PV installation without delay.

Every roof in a 100 metre radius, imported automatically and waiting for panels

PV*Sol premium gains 3D building import via Rexplorer

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A new interface enables PV*Sol premium to import LiDAR-based 3D models of German buildings automatically, pulling in every structure within a 100 metre radius of the target location.

Pick of the week: these alpine solar modules can handle heavy snow loads, strong winds and intense UV radiation

PV in the extreme: Solitek takes to the slopes

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On a steep Swiss mountainside, elevated steel frames must keep panels clear of snow and carry them through decades of wind and UV – a job Solitek's Alpine modules are built for.

LONGi founder and CTO Li Zhenguo presents the Technology Forest in Shanghai

LONGi plants a Technology Forest of eight innovations

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The module giant's 2026 Shanghai launch stacked eight innovations spanning cells, modules, hardware and software, lifting standard module output above 690 watts, and possibly the whole sector past its ruinous price war.

Leon Zhang (right) is President of LONGi Solar Europe

LONGi Solar: modules and storage from a single source

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CEO Talk: The utility business in Europe is growing and increasingly challenging. Solar fields now come with large batteries, and suppliers must meet standards for grid compliance, safety and security. How is the business changing and what strategy will ultimately succeed? Leon Zhang, President of LONGi Europe, shares his view.

Belgium's Innoptus Solar Team, Minnesota-bound, with LONGi's BC flexible modules catching light across the bodywork

BC cells hit Route 66 with LONGi's European racers

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Having worked with Belgium's Innoptus Solar Team at the 2025 Bridgestone World Solar Challenge, LONGi adds the Netherlands' Delft Solar Team for the American Solar Challenge, running from 25 July to 1 August.

Martin Green (left) has spent five decades advancing solar module technology.

Solar Investors Guide – Martin Green on glass-free modules

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Professor Martin Green of the University of New South Wales is a leading figure in solar research, holding numerous patents and efficiency records dating back to 1974. Now Chief Scientific Officer at Euronergy, he is focused on developing glass-free, lightweight modules that are exceptionally thin and easy to install.

B3: one of the facilities behind LONGi's global solar and storage output

DHL turns to LONGi tech as solar partnership takes shape

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The two companies have signed an MoU covering BIPV deployment at DHL sites in Europe, joint solar-plus-storage development and expanded logistics support for LONGi's growing battery storage portfolio.

LONGi's tandem cell record, certified by ESTI and projected accordingly

LONGi breaks 35.5 percent barrier for perovskite tandem cells

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Certified by ESTI in July 2026, the result is the latest in a rapid sequence of gains from LONGi's Central Research Institute, which has added more than 1.5 percentage points since mid-2024.

Dr Christian Peter is Managing Director of Aiko Energy Germany and Solarlab Aiko Europe

AIKO Energy: new benchmarks in module performance and efficiency

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PV Guided Tours: With 690 W and an efficiency of 25.6%, AIKO Energy once again sets new benchmarks with its fourth-generation modules. In the video, we explore the technical details and outline future developments.

An eye on aesthetics, with limited impact on performance

Germany – colour films mark a step change in PV aesthetics

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The Fraunhofer ISE team in Freiburg has developed a technique using structured coatings and cutouts to create detailed, durable patterns on modules, opening new scope for architecture and design in PV.

Pressing issue: inconsistent rules are holding back PV’s “Made in Europe”

Study: fragmented EU rules hindering European solar manufacturing

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The EU wants to strengthen domestic solar manufacturing through legislation allowing member states to link project funding to non-price criteria such as carbon footprint. A new DIW Berlin study warns that the resulting patchwork of national rules is driving up costs and weakening European competitiveness.

May sees module prices rise sharply, with premium segment in front

May PV Index – prices up, confidence up, inverters steady

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Sun.store data show solar module prices climbing across the European market in May, with the PV Purchasing Managers' Index jumping to 70 – its strongest reading since the start of the year.

The module takes a bow – AIKO's ABC tech achieves Grade A in Wood Mackenzie's 2026 ranking

AIKO rated Grade A in Wood Mackenzie's module ranking

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The back-contact specialist has met five or more of the ten benchmarks in energy research firm Wood Mackenzie's global 2026 manufacturer assessment, qualifying for Grade A classification.