Future-proof technology – quality you can rely on.

When planning and implementing your photovoltaic system, we rely exclusively on high-quality components from leading manufacturers. Only with reliable technology can your solar power plant be operated economically and safely in the long term.

Our partners E3/DC, Solyco, and K2 Systems develop their products in Germany – with an uncompromising commitment to quality, durability, and sustainability. A comprehensive service network guarantees short response times and rapid assistance should any issues arise.

Regular software updates and continuous development by the manufacturers ensure maximum future-proofing. Modern systems like E3/DC's energy management solutions already use artificial intelligence to optimally control energy flows in the home – for greater self-sufficiency, efficiency, and comfort.

With this technology, you are ideally prepared for the challenges of the energy transition – and get the most out of your solar system.

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Our E3/DC storage solutions at a glance

For the highest demands on self-sufficiency, efficiency and performance, we offer modern E3/DC storage systems that combine inverters and storage in one device and are characterized by their modular expandability and consistently high quality.

The entry-level E3/DC one model is ideal for smaller PV systems with an AC inverter output of 12 kW. Depending on the configuration, the usable battery capacity ranges from 5.5 to 11.8 kWh. With up to 12 kW charging/discharging power and the option to expand with external battery modules, the system is perfectly suited for typical single-family homes.

The S10 Xplus and S10 Xflex models each offer an AC output of 15 kW and are particularly suitable for households with higher energy demands or those with additional commercial operations. Both systems support battery capacities between 11.2 and 23.6 kWh and can be expanded externally. While the S10 Xplus offers a charging/discharging capacity of up to 12.5 kW, the S10 Xflex reaches up to 15 kW. Their high flexibility and scalability make them ideally suited for future-proof energy solutions.

The top-of-the-line S20 X PRO is designed for users with very high power demands – for example, in large residential buildings or agricultural operations. It offers an impressive inverter output of 30 kW and a usable battery capacity of up to 122.3 kWh. The charging/discharging power is up to 30 kW, and the recommended DC power is a maximum of 45 kWp. Like all models, the S20 X PRO is based on durable lithium iron phosphate (LFP) technology and is certified according to VDE-AR-E 2510-50.

All systems are equipped with three MPP trackers, enabling flexible connection of multiple module strings with different orientations. Furthermore, they provide a complete three-phase backup power supply, ensuring that all essential household appliances continue to operate reliably even during a power outage. This makes you ideally equipped for the energy future – with systems "Made in Germany," designed for maximum independence, security, and comfort.

Intelligent charging infrastructure with the E3/DC wallbox efy

The new efy wallbox from E3/DC is the ideal addition for anyone who wants to use their electric vehicle conveniently, efficiently, and with maximum solar power. With a charging capacity of up to 22 kW (3-phase) or 11 kW (1-phase) and dynamic phase switching capability, the wallbox optimally utilizes even low PV yields from 1.38 kW for charging – perfect for 24/7 solar charging.

The combination with the E3/DC energy management system is particularly innovative: This allows charging to be fully integrated into the home's energy flows, including vehicle-to-home (V2H) functionality. With this future-oriented technology, the vehicle can not only be charged, but also used as an energy storage unit in the future – ideal for greater energy independence.

The efy wallbox impresses with its sophisticated technology: An integrated MID-compliant energy meter, RFID access control, OCPP 1.6J communication, and Modbus TCP provide all the prerequisites for use in both private and semi-public areas. Thanks to intelligent load management, up to eight wallboxes can be operated simultaneously without overloading the grid.

Robustly constructed with IP55 protection and IK10 impact resistance, the wallbox is ideally suited for outdoor use. Easy wall mounting, the 6.5m long charging cable (optionally detachable), and the connection to the E3/DC portal and app make operation particularly convenient.

Thanks to regular software updates, ongoing remote maintenance and proven E3/DC support, the efy wallbox is not only a technological highlight, but also a secure long-term investment in an independent energy future – Made in Germany.

SOLYCO solar modules: Performance meets aesthetics

SOLYCO offers a diverse portfolio of solar modules that combine maximum efficiency, state-of-the-art cell technologies, and aesthetic design. The TOPCon, HJT, and SOLo variants allow for the fulfillment of a wide range of requirements regarding yield, appearance, and integration.

The R-TG series modules utilize innovative TOPCon technology with up to 450W of power. These N-type cells offer high efficiency, low degradation, and reliable performance even under demanding conditions.

For particularly demanding lighting conditions, the modules of the R-BG series with HJT technology are recommended. Thanks to their bifacial cell structure and outstanding low-light performance, they deliver excellent yields even in diffuse light – ideal for east-west facing roofs or shaded areas.

SOLo modules offer a unique solution for roofs with high aesthetic standards. Specifically designed for installation close to the roof tiles, they blend harmoniously into the tile rows – entirely without a visible rail system. The flexible fastening system utilizes slim plastic hooks that are inserted under the tiles and anchored in the roof battens. This creates a clean and sophisticated appearance, particularly advantageous for renovations or architecturally demanding projects.

With SOLYCO modules, you are relying on technology “Made in Germany”, combined with outstanding performance, durable materials and elegant appearance.

Robust mounting systems from K2Systems – safety and flexibility for your photovoltaic system

Since 2004, K2Systems has been developing pioneering and highly functional substructure solutions for photovoltaic systems, which are used worldwide. The system portfolio stands for maximum versatility: systems for flat roofs, pitched roofs with slopes from 5 to 75°, as well as solutions for trapezoidal sheet metal, corrugated fiber cement, standing seam metal roofing, or membrane roofs.

With K2 mounting systems you benefit from well-designed constructions that are not only economical, but also designed for long-term safety: High-quality materials, tested statics according to EUROCODE1&9 and a system guarantee of up to 12 years demonstrate the commitment to quality.

A major advantage is the modular system design: roof hooks, mounting rails, and module clamps can be combined with just a few components – simplifying planning, reducing inventory, and speeding up installation. This advantage is particularly evident in smaller residential buildings: a set like the "SingleRail" can be quickly installed even on tiled roofs and is structurally approved for many applications.

Furthermore, K2Systems offers a specially developed portfolio for facade integration – under the "WallPV" brand series. Whether concrete walls, sandwich panels, or trapezoidal/corrugated metal facades: systems such as FacadeRail, CarrierRail, MultiRail, and PerfoRail enable the efficient and safe mounting of PV modules on vertical surfaces. This allows you to utilize additional unused areas of your building, create aesthetically integrated power generation, and combine architecture with energy efficiency.

For planners and installers, this means that choosing a K2 system not only provides technical reliability but also an efficient workflow – from the initial design to the documentation. Thanks to digital tools like K2Base or the DocuApp, planning, assembly, and structural calculations can be handled easily and paperlessly.

With K2 substructures, you create a stable base for your solar system – reliable, systematic and future-proof.