LED Bulbs Savings Calculator
Replacing Traditional Light Bulbs with LED Lamps
Select the Type of Light Bulb to be Replaced  
Select a Room or Area  
Number of Bulbs to be Replaced  
Current Bulb Wattage (W)  
Current Bulb Unit Cost (ZAR)  
Electricity Tariff per KWh (ZAR) incl. VAT  
New LED Lamp Wattage (W)  
New LED Lamp Unit Cost (ZAR)  
Lifespan of LED Lamps (Hours)  
Average Daily Usage (Hours)  
Savings Results
Cost of New LED's Lighting Units  
Current Electricity Cost Per Month  
Electricity Cost Using LED Per Month  
Electricity Savings Per Month  
Electricity Savings with LED's Over 1 year  
Bulb Replacement Savings Over Lifespan of LED's  
Payback Time In Months  
Total Savings Using O-Lite LED Lamps  
1. The typical accepted lifespan of an LED Light Bulb is 70% of quoted value, after this period bulbs will only be working at 80% luminosity.
2. The Electricity Tariffs are based on the average charged across Major South African Urban Areas.
3. The Calculator assumes a lifespan of 1,200 hours for a Standard Incandescent Light Bulb.
4. The Calculator assumes a lifespan of 8,000 hours for a Compact Fluorescent Light (CFL) Bulb.