Lithium-Ion Battery

A lithium-ion battery stores electrical energy using lithium ions and is today's most widely used battery technology, from smartphones to electric vehicles to stationary energy storage. Depending on the cell chemistry, production can also involve cobalt and graphite alongside lithium, whose extraction and supply chains are the subject of critical debate. Sodium-ion batteries are an alternative that avoids these raw materials.

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More on PHENOGY's sodium-ion technology

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Technology & Safety

Battery Fire Safety

Battery fire safety encompasses all structural, technical, and organizational measures that minimize a battery storage system's fire risk and limit damage if…

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Fire Protection Concept
Technology & Safety

Energy Density

Energy density indicates how much energy a battery can store relative to its weight (gravimetric, in Wh/kg) or its volume (volumetric, in Wh/l).

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Gravimetric Energy Density, Volumetric Energy Density
Technology & Safety

Fire Safety Requirements (NFPA 855)

In the US, fire safety for battery storage systems is governed primarily by the NFPA 855 fire code and UL 9540A testing standard, which set requirements for…

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NFPA 855, Fire Code Compliance

Further reading

Smarter E AWARD: Why PHENOGY Became the First Sodium-Ion Winner
PHENOGY container and cabinet battery storage systems outside an industrial building
Article
Events & Awards
Sodium-Ion Technology
PHENOGY Series 1
14.07.2026

Smarter E AWARD: Why PHENOGY Became the First Sodium-Ion Winner

Innovative technology meets practicality for everyday use

Marcel Kloppenburg
Chief Marketing Officer
Scaling Smarter: How PHENOGY Is Moving into Series Production
Representatives of PHENOGY and HDAT at the announcement of their strategic partnership for battery storage
Article
Energy Market & Policy
Company & Team
12.10.2026

Scaling Smarter: How PHENOGY Is Moving into Series Production

Together with our partner HDAT, we are bringing battery energy storage systems to market.

Marcel Kloppenburg
Chief Marketing Officer