Ölfus Energy commissioned 500 MW/2 GWh lithium-ion batteries at Hellisheiði power plant on April 13, 2026. The BESS (battery energy storage system) delivers 92% round-trip efficiency (RTE) at 0.
GSL ENERGY offers wholesale supply, OEM/ODM customization, and factory-direct prices, ensuring global distributors, system integrators, and EPC contractors get reliable, cost-effective energy storage solutions.
TESVOLT produces battery storage systems based on lithium batteries that can be connected to all renewable energies: sun, wind, water, biogas and thermal power.
What We Do We are a market-leading, independent power producer and service provider, delivering: wind (onshore and offshore), solar photovoltaic, storage, and electrical vehicle charging. View our projects across North America.
Durable waterproof sheet metal cabinets for lithium battery and solar storage systems. Customized design, weather protection, CNC cutouts, and fast delivery.
Furthermore, all Lithos battery systems are powered by our proprietary BMS, engineered in-house for intelligent control, real-time diagnostics, and robust fault protection in the field.