Total Cost of Ownership Calculator  
TCO by Lumenique, LLC Analysis Prepared by:  
Project:  
Hours/day Days/week Annual Hours Energy $/kWh Cooling % hrs Installation Labor Rate   Relamp/Maint. Labor Rate  
   
                 
          Baseline (old)   Comparison (new)  
Fixture description      
Fixture efficiency (use 100% for absolute lumens)      
Number of fixtures      
Initial fixture cost (without lampor removable LED modules) $    
Installation labor hours per fixture      
Additional electrical circuit cost per fixture $      
Total fixture operating watts load        
Lamp Description      
Single lamp or LED module lumens      
# Lamps or LED modules per fixture      
Lamp or LED module cost each (enter "0" if part of fixture $    
Lamp or LED module life (hours) if separate from fixture    
Labor hours for light source replacement      
Ballast / Driver life (if replaceable)        
Ballast / Driver cost if replaceable $        
Labor hours for replacement        
Luminaire life remaining to replacement (old and new)    
Estimated replacement cost at time of replacement $    
Labor hours to replace fixture        
Additional investment (controls, solar panels, etc.) $      
Estimated energy saved by controls or other in %      
Total estimated incentive or rebate to be applied $      
Net unit lumens        
Unit lumens per watt          
Initial cost            
Annual cost of operation        
Energy cost (includes AC load)        
Value of Energy From Controls Savings      
Re-lamping cost      
Amortized ballast/driver replacement cost      
Amortized luminaire replacement cost        
          Annual cost savings    
          Annual % Saved    
          Payback (Years)    
   

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