Calculate cleanroom lighting to ISO 14644-1 standards. Specify luminaire requirements for any ISO class — from ISO 8 controlled environments to ISO 3 ultra-clean semiconductor fabs. Covers IP ratings, flush-mount requirements, particle generation limits, and industry-specific compliance for pharmaceutical, semiconductor, and medical device manufacturing.
Measurement units
Metric
Metres, m2
Imperial
Feet, sq ft
ISO 14644-1 cleanroom class
ISO Class 3
Class 1 (FS209E)
Semiconductor wafer fab
ISO Class 4
Class 10 (FS209E)
Hard disk / microelectronics
ISO Class 5
Class 100 (FS209E)
Aseptic pharma / IV mfg
ISO Class 6
Class 1,000 (FS209E)
Sterile pharma / optical
ISO Class 7
Class 10,000 (FS209E)
Pharma / medical devices
ISO Class 8
Class 100,000 (FS209E)
Food / electronics assembly
Industry / application
Room dimensions
Cleanroom ceilings typically 2.4-3.0m
Luminaire specification
Total output of flush-mount cleanroom panel
Please enter room dimensions and luminaire lumens.
Luminaires required
0 fixtures
0
Avg lux achieved
0
LPD (W/m2)
0
Uniformity (U0)
IP65+
IP rating req.
Mandatory fixture requirements for this ISO class
ISO 14644-1 and GMP compliance — ISO Class 6
RequirementStandardAchievedStatus
Cleanroom ceiling plan — flush-mounted luminaire layout
ISO 14644-1 class reference — lighting and cleanliness requirements
ISO classFS209ETypical useMin luxIP req.
Cleanroom lighting — compliance and best practice
ISO class / industry
Room area
Fixtures required
Illuminance achieved
IP rating required
Diffuser material
Cleaning / maintenance
Affiliate link – we may earn a small commission at no cost to you