Discover the power of the sun: how the Photinus Schréder solar lighting solutions can transform communities, save money and create a sustainable future.
Solar lighting Harnessing free energy for limitless solutions
Table of Contents
4 Why solar lighting? 6 A few words about Photinus Schréder 8 How solar lighting works 10 We design your project solution 12 Delivering what you deserve 18 Our range at a glance 20 Applications with purpose 24 Solar succes stories
Solar lighting is key to a sustainable tomorrow
Solar lighting is not just a trend - it is a transformative shift towards sustainable energy. By harnessing the power of the sun, solar lighting offers innovative solutions that benefit both communities and the environment. Discover why harnessing the power of the sun can make a lasting positive difference.
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Capturing nature’s energy
Bringing light to all
Solar lighting harnesses the most abundant source of energy on Earth - the sun. Every day, our planet receives enough solar energy to power global consumption many times over. By capturing and storing this energy, solar lighting systems provide an endless, carbon-neutral supply of electricity, significantly reducing our dependence on fossil fuels. Decarbonising cities and communities Solar lighting can play a vital role in the global movement towards decarbonisation. By switching to solar-powered systems, cities can dramatically reduce carbon emissions, contribute to climate action goals and promote a healthier environment. Solar lighting is a key tool for communities looking to decarbonise their infrastructure while continuing to provide essential services to their residents.
In many areas, access to reliable electricity is limited, but this should not mean compromising on safety or comfort. Solar lighting offers an equitable solution, bringing light to underserved communities and ensuring that everyone has access to a safer, brighter environment, regardless of grid availability. Ensuring energy independence and security Solar lighting is off-grid, which means it’s not affected by fluctuations in energy prices or disruptions to the electricity grid. This reliability is essential for maintaining public services and safety, especially in times of energy crisis. Communities benefit from increased energy security while reducing their overall environmental footprint. Eliminating energy bills Solar lighting completely eliminates the problem of electricity bills. By operating off the grid, these systems provide a cost-effective solution that significantly reduces operational expenditure (OPEX). This financial benefit allows communities to reallocate resources to other priorities while embracing a sustainable energy future.
Reducing installation and maintenance costs
Unlike traditional lighting, solar lighting requires minimal infrastructure. There’s no need for buried cables, extensive construction or grid connections. This reduces installation costs and environmental impact. Once installed, the systems are virtually maintenance free, ensuring long-term savings and efficiency.
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Combining expertise to deliver eco-friendly lighting solutions for thriving communities
The integration of Photinus into the Schréder Group brings a unique advantage by combining two areas of expertise: intelligent lighting and advanced solar technology. Schréder’s century of innovation in lighting design and expertise in creating energy-efficient systems, together with Photinus’ mastery of cutting-edge solar technology, results in a seamless blend of high-performance, sustainable solutions. This integration provides a single, comprehensive source of solar-powered, off-grid lighting, delivering reliable, environmentally friendly systems for any environment, enhancing the sustainability of urban spaces and facilities. It ensures energy-efficient, long-lasting solutions that meet ambitious environmental targets without compromising on quality or performance.
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Sustainability at the core
Reducing carbon emissions Schréder is committed to reducing its carbon footprint and has achieved a 29% reduction in direct emissions from its operations since 2019, with a target of 52.5% by 2030. Photinus solar lighting solutions play a key role, providing an energy-independent option that significantly reduces emissions from lighting.
Championing the circular economy
Schréder aims for 90% of its product sales to be circular by 2030, focusing on products designed for longevity, repairability and recyclability. Durable, low-maintenance solar lights are in line with this vision, helping to reduce waste and promote sustainability in public infrastructure.
Expanding the use of renewable energy
Schréder is increasing its use of renewable energy, installing solar panels and sourcing 100% green electricity in key locations. Off- grid, solar-powered lighting complements these efforts, reducing reliance on non- renewable energy sources and supporting cleaner public spaces.
Creating community impact Photinus and Schréder provide solutions that improve community well-being, such as solar street lighting in off-grid areas that improves safety without traditional infrastructure. Schréder’s smart, sustainable lighting continues to have a positive impact on both people and the planet.
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Sunlight to streetlight powering cities with renewable energy
Solar lighting is a sustainable, energy-efficient solution that provides an alternative to traditional grid-powered systems. Designed to function independently, these systems use solar energy to provide light in a variety of settings, including streets, parks, and residential areas.
Solar panels Solar panels capture energy from the sun and convert it into electricity. These panels are essential to powering the system, allowing it to be independent of the electrical grid.
Battery The battery stores the solar energy generated during the day, allowing the system to provide light at night. Highly efficient batteries are designed to last through cloudy days, ensuring consistent performance.
Integrated electronics Intelligent electronics manage the charging and discharging of the battery and control the operation of the light (on/off, dimming or motion detection). These functions optimize energy consumption and prevent blackouts.
Luminaire The LED luminaire provides energy efficient, high quality light output. Its design ensures that the light is distributed where it is needed, maximising the efficiency of the system. The addition of a controller makes the solar luminaire smart, allowing local adjustment via presence detection and remote monitoring via telemanagement.
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Day & Night
During the Day Solar panels absorb sunlight and convert it into electricity. This energy is then stored in a battery for later use. Even in low light or overcast conditions, advanced solar systems are designed to capture enough energy to ensure functionality.
During the night When the sun goes down, the stored energy in the battery is used to power the fixture. Smart controls optimise energy use by adjusting light levels based on predefined profiles and motion detection. This ensures consistent lighting throughout the night while conserving energy for extended use.
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Our mission Provide you with reliable, high quality solar lighting solutions Our approach to solar lighting solutions prioritises technical precision and reliability. Through comprehensive feasibility studies, we ensure that each installation meets the unique needs of each project and provides long-term, sustainable lighting.
Studies and calculations
Before we begin, our engineers assess the project site, evaluating the annual solar irradiation and local environmental factors. This information is used to determine the correct size of solar panel and battery to ensure year-round functionality. We calculate the battery capacity based on the lighting output, the desired autonomy and the efficiency of the overall system.
Dimensioning and setup
Once dimensioning is complete, we assess and design the complete mechanical structure to withstand environmental conditions such as wind and weather. We adhere to strict mechanical standards and oversize the masts to ensure the durability of the lighting over the years. Each installation is carefully planned, including cable sizing and connection optimisation to ensure energy efficiency throughout the system.
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Your project requirements • Application • Lighting standards • Lighting scenario (dimming) • Ecosystem
Site analysis and solar potential • PVGIS data for accurate solar history and insolation • Solar autonomy study based on the least favourable day (e.g. longest night of the year)
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• Panel tilting and azimuth angle based on the project’s hemisphere and location
Lighting requirements
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• Lighting study to ensure compliance with international standards (EN 13201, CIE 140)
• Dimming scenario to optimise power usage
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Battery • Battery capacity to ensure adequate backup • Dimming scenario with/without sensors to avoid over-dimensioning the system
Solar panel • Size, tilt and azimuth for optimal performance • Sunlight data and dimming scenario to avoid oversizing
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Mechanical • Pole selection for durability, following EN40 standards
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• Mounting method according to the area/ customer preferences
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Durable and efficient solar lighting for lasting impact
Photinus Schréder solar lighting combines precision engineering with durable components to deliver high-performance solutions that are built to last and tailored for real-world applications.
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High efficiency solar panels Equipped with monocrystalline photovoltaic panels that achieve 22% efficiency, the system maximises energy input in all weather conditions. The 360° orientation ensures consistent energy harvesting even on cloudy days. Experience consistent lighting performance with maintained illuminance every night of the year.
Extended service life
Photinus Schréder solutions are designed to last. The solar panels have a 25-year lifespan, the poles exceed 30 years, and the luminaires provide over 100,000 hours of operation. These components minimise the need for replacements.
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Smart dimming and energy management Photinus Schréder offers dimming profiles for different needs. These include all- night 100%, partial switch-off, and night dimming. Profiles can be fully customised. Intelligent sensors enable lighting-on- demand, optimising energy use. Our solar luminaires are supplied with pre- programmed dimming profiles set at the factory, ensuring that the system is ready to use on installation, with no additional on-site configuration required.
Long-life, ground- embedded battery
The LiFePo4 battery is buried for optimum temperature control and theft protection. These batteries last 12-15 years, providing reliable energy storage in all climates. The LiFePO4 battery is extremely durable, achieving up to 2,500 cycles (twice the life of NiMH batteries), outperforming traditional lead-acid or nickel-based batteries. This battery has excellent energy density (120Wh/kg) and operates in extreme temperatures (-20°C to +60°C), ensuring reliable, consistent performance in solar applications.
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High-efficiency LED engines and optics
Our LED engines achieve an industry-leading efficiency of 200 lm/W, delivering more light with less power. With a wide range of colour temperature and optics options, these systems ensure precise, customised lighting solutions for specific requirements.
Efficient light-on- demand technology Our sensors reduce energy consumption and extend battery life by activating full light intensity only when motion is detected. Just because energy is free doesn’t mean we should forget about biodiversity. With presence detection, you can secure your premises only when a human presence is detected, and reduce lighting to a minimum the rest of the time.
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Vertical PV panels for all-season performance Our solar lighting solutions using vertical PV panels offer unrivalled performance and reliability. Unlike horizontal or tilted panels, which are optimised for peak summer conditions, vertical panels remain efficient all year round by taking advantage of diffuse light, low- horizon sunlight and the albedo effect. Their design prevents snow and dust accumulation, ensuring consistent energy production even in harsh environments. Seamless integration of the panels into the product design enables elegant, high quality aesthetics.
Versatile mounting options The system offers three flexible foundation types - ground screw, pipe foundation and anchor base - for quick and easy installation on any terrain. This versatility ensures reliable operation in a variety of environments, from urban streets to remote areas.
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Maintenance-free, recyclable systems Photinus Schréder systems require minimal maintenance for the first 10 years, with major interventions like battery replacement only necessary after 12–15 years. The systems are made with recyclable components, including monocrystalline solar panels, LiFePo4 batteries, and aluminium poles, which ensure long-term sustainability and a reduced environmental impact at the end of their lifecycle.
Seamless design and easy installation Our solutions have a sleek, high-quality finish, with all technical elements such as screws and cables cleverly concealed for a clean aesthetic. The system is designed for easy assembly with quick connectors, ensuring both functionality and elegance in any project.
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A versatile portfolio of solar-powered lighting solutions
Solar lighting with vertical panels Efficiency meets attractive design This range incorporates vertical solar panels to combine aesthetics with efficiency for streamlined outdoor lighting that withstands the elements.
All-in-two solar streetlights Tailored control for optimised performance
Featuring independent solar panels and luminaires, our split-street lighting systems offer flexible settings for both components, ensuring efficiency and adaptability in different environments.
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Autonomous Bollards Path lighting for enhanced safety Our solar-powered bollards provide reliable, energy-efficient lighting for pathways and open spaces, combining elegance with rugged durability to provide guidance and safety.
Solar energy towers Powering more than light Going beyond lighting, our energy towers serve as multi-functional hubs capable of charging devices and supporting digital applications.
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Top 10 applications for solar lighting Solar lighting offers adaptable, sustainable solutions for a variety of outdoor environments,
improving safety and energy efficiency in both public and private spaces.
Car parks Reliable and responsive lighting Outdoor car parks often lack easy access to electricity, making solar lighting a practical solution. Using motion detection technology, solar lights can illuminate on demand, saving energy while ensuring user safety.
Street lighting Cost-effective lighting for communities Solar LED street lights reduce maintenance costs and energy consumption and are ideal for secondary roads and country crossings. These luminaires improve visibility and safety for pedestrians, cyclists and motorists.
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Bus Stops Improved safety for commuters
Solar lighting improves visibility at bus stops, with dimming options to match peak times, ensuring reliable lighting that enhances commuter safety and comfort.
Parks Eco-friendly lighting for extended hours In parks that open before sunrise, solar lighting provides visibility for early visitors. It’s a sustainable choice for off-grid spaces, promoting both safety and accessibility.
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Cycle paths Sustainable lighting for cyclist safety
Solar lighting is an environmentally friendly option for cycle paths, especially in remote areas. It improves visibility, reduces carbon emissions and minimises disturbance to local wildlife.
Residential areas Safe, low maintenance lighting Solar LED lighting improves safety in residential areas with minimal maintenance, reducing costs for councils and ensuring reliable, long-lasting performance.
Campuses Energy-efficient, scalable lighting Campuses benefit from the ease of installation and reliability of solar lighting, creating safe, well-lit spaces that reflect a commitment to sustainability.
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Pedestrian crossings Increased safety at remote crossings Solar lighting at pedestrian crossings improves visibility for drivers, especially on unlit roads, reducing accidents and increasing safety for all road users.
Commercial and industrial facilities
Reliable lighting with operational savings
Solar lighting is ideal for outdoor industrial sites, providing durable, low-maintenance lighting that can withstand extreme weather conditions while reducing energy costs.
Recreational areas and playgrounds Sustainable lighting for community spaces Solar lighting in sports and recreational areas supports environmentally friendly energy use and provides safe, reliable lighting for night- time activities.
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Solar Stories
Palma de Mallorca Large square in a prestigious area Replacement of old energy-inefficient bowl luminaires by elegant LALUNA autonomous columns equipped with vertical solar panels.
Strzelce Krajeńskie Sightseeing walk along the city’s medieval walls Previously unlit, the site now features autonomous VERTICALIS lighting with vertical solar panels, enabling tourists to explore its medieval charm at dusk for the first time.
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Eching Günzenhausen-Eching bike path Previously unlit, it forced cyclists to use a dangerous main road. Now equipped with VERTICALIS solar- powered lights with integrated motion sensors, adjusting lighting from 10% to 100% to improve safety while minimising light pollution to preserve wildlife.
Monguelfo Countryside bus stop Solar lighting with PROTOS ensures safety for passengers waiting in darkness and provides convenience for bus drivers by improving visibility from a distance, with scheduled illumination minimising nighttime light pollution.
Corsica Eco-friendly residential district PROTOS autonomous solar lighting, ideal for areas without existing electrical cabling, significantly lowering installation costs. The developer also wanted to make long-term savings by eliminating electricity bills for co-owners, to ensure sustainable and cost-effective community lighting.
Augsburg Car park with renewable energy
Solar lighting with VERTICALIS DUO enhances accessibility and sustainability, aligning with the business park’s design as a green oasis for employees and visitors and reflecting the park’s commitment to ESG principles and eco-friendly infrastructure.
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Lenzerheide A bold step towards sustainability
You have to break new ground and take a risk to achieve sustainable goals.
Lenzerheide, a stunning Swiss municipality, faced a daunting challenge. Its outdated lighting infrastructure, with cables over 50 years old, was plagued by faults, high maintenance costs, and frequent disruptions. Modernising this system was essential, but traditional grid refurbishment came with a hefty CHF 4.25 million price tag and a decade-long timeline.
Edgar Bisig Head of Works Vaz/Obervaz
With 100% solar-powered autonomous street lighting, Lenzerheide became the first municipality in Switzerland to fully embrace solar lighting for its public spaces, saving costs and setting a new standard for sustainability.
Innovation overcomes challenges
Skepticism surrounded the project from the start. Could solar lighting work on Lenzerheide’s high-traffic roads, which see over 5,500 vehicles daily? Could it handle the region’s short winter days and limited sunlight?
Despite these concerns, innovative thinking and advanced technology delivered a solution. The result: a solar lighting system that replaced expensive, outdated grid- connected lights with smart, sensor-driven units tailored to Lenzerheide’s needs.
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An inspirational vision for sustainable communities Lenzerheide’s success is proof that solar lighting is not just a concept; it’s a practical, scalable solution for modern municipalities. By adopting solar lighting, cities can reduce costs, minimise emissions, and align with long-term sustainability goals. As communities worldwide seek smarter, greener infrastructure, Lenzerheide’s achievement serves as an inspiring blueprint for progress. The future of street lighting is here, and it’s powered by the sun.
Lenzerheide proves that with commitment and innovation, the seemingly impossible becomes achievable.
Patrick Frutig Lighting Designer at ViaLumina eFortis
CHF million 2
The project in number
cost reduction By adopting solar lighting, Lenzerheide saved an estimated CHF 2 million compared to traditional grid refurbishment.
100 % Energy savings With solar street lighting, Lenzerheide eliminates energy bills for its public lighting, saving costs sustainably.
100 % CO2-free operation The municipality’s lighting now operates entirely on renewable energy, eliminating carbon emissions.
CHF 0 With no grid connection
required, Lenzerheide avoids the costs of maintaining traditional lighting networks.
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Bahrain Scenic promenade Solar lighting with VALARA provides safety and comfort for people using the jogging track at Hadiqat Al Diyar Park at night, improving visibility while preserving the natural environment. Its stylish and discreet design blends seamlessly with its surroundings, complementing the landscape while providing reliable performance.
Holmenkollen Access roads to the world’s famous ski jump Solar lighting with VERTICALIS provides safe and reliable illumination of the access roads to the iconic Holmenkollen ski jump. Its sleek design blends seamlessly with the surroundings and provides a sustainable solution. Vertical PV panels ensure performance even with snow accumulation, while the in- ground battery ensures autonomy in extreme cold.
100% RENEWABLE ENERGY
CARBON NEUTRAL
NO ENERGY BILL
NO MAINTENANCE
365/YEAR
THANK Y U SUN!
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Copyright © Schréder S.A. 2024 - Executive Publisher: Stéphane Halleux - Schréder S.A. - rue de Mons 3 - B-4000 Liège (Belgium) The information, descriptions and illustrations herein are of only an indicative nature. Due to advanced developments, we may be required to alter the characteristics of our products without notice. As these may present different characteristics according to the requirements of individual countries, we invite you to consult us.
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