We specialize in advanced energy storage systems, including LiFePO4 batteries, battery modules, BMS (battery management systems), PCS (power conversion systems), battery cabinets with integrated BMS, outdoor all‑in‑one energy storage cabinets, home energy storage systems, photovoltaic (PV) storage systems, off‑grid power systems, and turnkey energy storage solutions. We also offer modular battery racks, containerised BESS, communication battery cabinets for telecom and 5G, server racks for data centers, commercial & industrial storage, backup emergency power, and clean energy solutions. With project capacities ranging from 500kWh to over 100MW, our equipment is ideal for residential, commercial, industrial, and utility‑scale applications seeking energy independence and cost reduction.
We prioritize reliability, efficiency, and return on investment without compromising quality, offering competitive pricing and flexible financing options. Our modular containerized storage designs reduce installation complexity and minimize downtime during implementation, ensuring rapid deployment and operational efficiency.
With numerous large‑scale energy storage systems and photovoltaic plants deployed across Poland and Europe, we have established ourselves as a trusted provider of clean energy solutions. Our team of experts works closely with clients to design custom systems that meet specific energy requirements and operational needs.
K3 Energy Giżycko is a leading provider of advanced energy storage solutions in Poland and Europe. We specialize in LiFePO4 batteries (lithium iron phosphate), battery modules, BMS (battery management systems), PCS (power conversion systems), battery cabinets with integrated BMS, outdoor all‑in‑one energy storage cabinets, home energy storage systems, photovoltaic (PV) storage systems, and off‑grid power systems. Our portfolio also includes modular battery racks, containerised BESS, communication battery cabinets (for 5G base stations), server racks for data centers, commercial & industrial storage, backup emergency power, and turnkey energy storage solutions. Whether you need a compact home storage unit or a zero‑carbon factory solution, our products deliver safety, reliability, and high performance.
Our modular energy storage solutions range from 20ft/40ft mobile containers to outdoor all‑in‑one energy storage cabinets. We are a leading manufacturer of battery cabinets with BMS, offering communication battery cabinets for telecom, server racks for data centers, and LiFePO4 battery modules with integrated BMS. Our stackable design allows flexible capacity expansion, while our grid‑forming technology ensures stable off‑grid operation. Whether for distributed PV systems, off‑grid power supply, backup emergency power, or large zero‑carbon parks, our products feature advanced thermal management, PCS and EMS integration, and compliance with Polish and European standards. We also provide professional energy storage system installation and after‑sales support across Poland.