Spec Sheets Calculators Certifications

Lighting Layout Estimator

Square footage of area to be lit:
Desired footcandles:
Average number of hours on per year:
Watts per fixture:
Number of lamps per fixture:
Rated mean lumen per lamp:
Ballast factor (BF):
Coefficient of Utilization (CU):
Your electric cost per kilowatt hour: $
 

Estimated number of fixtures needed:
Estimated number of lamps needed:
Estimated fixture spacing:  ft.
Watts per square foot:  Watts
Total power load:  kW
Energy cost per year: $
   
   
   
   
hit counter for tumblr
hit counter for tumblr