Featured in Material change – 03-2024

Second chance for storage

Electric vehicle batteries can be repurposed for stationary energy storage, giving them a “second life.” pv magazine spoke to Roman Alberti, co-founder and joint chief executive officer of German startup Voltfang, which remanufactures batteries for use in stationary storage systems and has completed projects with commercial customers including McDonalds and Aldi.

By

Carrie Hampel

11 Mar 2024

Voltfang supplies its battery systems with a 10-year guarantee but the manufacturer says it expects a lifetime of up to 15 years. | Photos: Voltfang

pv magazine: What’s a typical use case for Voltfang’s remanufactured battery systems?Roman Alberti: We produce stationary storage systems for small, medium, and large companies. In the normal case, when they have a PV system on a rooftop, they can use the battery to store the energy over daytime and then use it over nighttime. But …

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