Loviisan Lämpö has commissioned the world''s largest sand battery, a high-temperature thermal energy storage system. Developed by Polar Night Energy, the industrial-scale sand battery now serves as
Learn More
The installation, developed by Finnish startup Polar Night Energy, is now reportedly fully operational in the small municipality of Pornainen and represents a significant milestone in the...
Learn More
Finland has inaugurated the world''s largest sand battery this week in the southern town of Pornainen, first of its kind. This battery has actually been in operation since June, and the company
Learn More
The facility, now operational as of June 2025, is the world''s largest sand-based, high-temperature thermal storage system, delivering 1 MW of thermal power and 100 MWh of storage
Learn More
Finland has launched the world''s largest operational sand battery in the municipality of Pornainen. The facility stores renewable energy as heat and supplies thermal energy to the local
Learn More
Pornainen, in southern Finland, is now home to the world''s largest sand battery: a 13-metre-high, 15-metre-wide thermal storage system built by Finnish company Polar Night Energy.
Learn More
A district network heating operator in Finland has commissioned a 1MW/100MWh thermal energy storage project using novel ''Sand Battery'' technology from Polar Night Energy.
Learn More
Finland''s new sand battery in Pornainen cuts emissions by 70% and stores 100 MWh, revolutionizing renewable energy storage and heating.
Learn More
Finnish companies Polar Night Energy and Vatajankoski have built the world''s first operational “sand battery”, which provides a low-cost and low-emissions way to store renewable
Learn More
The energy storage facility delivered by Merus Power to Lappeenranta, Finland, has been completed and put into market use on 15 May 2025. The energy storage facility is owned by a
Learn MoreV4V Super Power Africa is a leading energy storage equipment manufacturer and integrator based in South Africa, serving the African continent. We specialize in lithium‑ion battery storage, sodium‑ion battery storage, system‑level battery management (BMS), energy conversion systems (PCS), communication cabinets for telecom infrastructure, commercial & industrial energy storage cabinets, integrated photovoltaic storage systems, distributed energy resources, deep discharge applications, and turnkey energy storage solutions. As a full‑service energy storage equipment manufacturer, we also provide containerised BESS, modular battery racks, backup emergency power, and zero‑carbon microgrids. Our advanced lithium‑ion and sodium‑ion solutions ensure safety, scalability, and high performance for residential, commercial, industrial, and utility projects across Africa.
Our modular energy storage portfolio ranges from compact distributed energy resources to 20ft/40ft mobile containers and outdoor all‑in‑one storage cabinets. We are a leading energy storage equipment manufacturer, offering communication cabinets for 5G/telecom, server racks for data centers, and lithium‑ion & sodium‑ion battery modules with integrated BMS. Our stackable design allows flexible capacity expansion, while our grid‑forming technology ensures stable off‑grid operation. Whether for off‑grid power systems, backup emergency power, PV+storage integration or large zero‑carbon parks, our products feature advanced thermal management, PCS and EMS integration, deep discharge cycling, and compliance with South African and international standards. We also provide professional energy storage system installation and after‑sales support across Africa.