We provide monitoring and servicing of photovoltaic power plants. We offer photovoltaic panels, silicon panels and recycling. Semiconductor silicon fabrication, buying top and tails, broken wafers. Supply of tools, machinery and used technology.

We operate an e-shop. We specialize in solar energy, photovoltaics and off-grid systems. We provide power and charging for mobile phones, laptops, lights, fridges, pumps and other devices for convenient off-grid living.

On-line sales of photovoltaic and solar panels, solar batteries and solar meters.

On-line sales of components for solar systems.

Our goal is to improve the quality of life through services focused on window service and renewable energy. We offer comprehensive solutions for cost reduction and green living to help you save money and improve the environment.

We are a stable Czech joint-stock company with a long history in the technology and energy sector with a primary focus on the integration of artificial intelligence and other new technologies into corporate practice. We are Krel Central a. s. leader in the implementation of artificial intelligence into corporate practice.

We offer design and construction of photovoltaic power plants.

We provide electrical installations, repairs, and maintenance; Jablotron alarm systems; Dahua/Hikvision cameras; solar power systems; data and fiber-optic networks; lightning protection systems; and 2N/HIK measurement and control and access control systems. We assist with new construction, renovations, and modernizations in Prague, the Central Bohemian Region, and the South Bohemian Region.

We are an online shop with a range of products for photovoltaics - inverters, batteries, panels, controllers, charging stations, structures and much more.

Offering small island systems, cottage solutions, telecommunications equipment, transportation systems, yachts and houseboats, automobiles and more. In all these cases it is possible to operate a small island system.