
Class L Fires Explained: BS ISO 3941:2026 Guide
A Class L fire is the new classification for lithium-ion battery fires, introduced by BS ISO 3941:2026. What it means for your extinguishers and FRA.
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Sygma blog
Guides, regulation updates and company news on fire, security and electrical systems for commercial premises.

Fire10 min read
A Class L fire is the new classification for lithium-ion battery fires, introduced by BS ISO 3941:2026. What it means for your extinguishers and FRA.
Read the article
Fire3 min read
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