Warehouse Lighting Calculator

Plan warehouse lighting to IES RP-2 standards. Calculate high bay or low bay fixture count, bay-by-bay layout, aisle illuminance, and energy cost — for any warehouse type from cold storage to pick-and-pack.

Measurement units
Metric
Metres, m2
Imperial
Feet, sq ft
Warehouse zone / activity type
General storage (low bay)
200 lux
IES RP-2 / CIBSE
General storage (high bay)
200 lux
IES RP-2 / CIBSE
Pick and pack / order fulfil
500 lux
IES RP-2
Loading dock / despatch
300 lux
IES RP-2
Inspection / quality control
750 lux
IES RP-2
Cold store / freezer
200 lux
IP65 / ATEX req.
Building dimensions
Floor to underside of roof beam
Enter 0 if no racking
Racking and aisle layout
Fixture specification

Please enter warehouse dimensions and fixture lumens.

Fixtures required
0 fixtures
0
Avg lux achieved
0m
Fixture spacing
0W
Total load
$0
Annual energy cost
Warehouse plan — fixture and aisle layout
IES RP-2 compliance check
CriterionRequiredAchievedStatus
Warehouse area
Clear height / mounting height
Bay type
Aisles / rack rows
Fixtures per aisle row
Total fixtures
Annual electricity (16h/day)
Warehouse lighting tips
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The calculators and tools on Formula Factory are provided for general guidance and informational purposes only. Results are estimates based on standard formulas and the values you enter — they do not constitute professional engineering, electrical, or architectural advice. Always verify calculations with a qualified professional before making decisions for any safety-critical, code-compliance, or commercial application. Formula Factory makes no representations or warranties as to the accuracy or completeness of any result, and accepts no liability for errors, omissions, or any outcomes arising from reliance on this information.