IP class and luminaire selection

Published: 8.3.2023

Modified: 28.2.2025

Reading time: 13 minutes

Author name: Janne Halttu

Summary

The IP class determines the luminaire's protection against dust and water
For humid areas, a minimum IP44 rating is recommended
IP54 and IP55 are suitable for outdoor use, but not for recessed luminaires
IP65 rating is the best choice for very humid outdoor environments
IP67 and IP68 can withstand harsh environments such as industrial environments

Janne Halttu

Janne Halttu Owner

LedStore.fi entrepreneur who has built 4 detached houses and renovated several properties. 20 years of construction experience has given me a lot of knowledge about structures, and electrical work for several houses. I have worked with LED lighting for over 10 years. I am an expert in Led lighting, I write articles and I am a lighting designer. I often help clients with electrical and structural issues related to lighting and house construction.

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