Optical Office Case Study
| Type | Quantity | Energy Per Unit | Total Energy | |
|---|---|---|---|---|
| Existing | T8 Troffer | 60 | 118W | 23,612 kWh |
| Retrofit | LED Troffer | 60 | 40W | 8,084 kWh |
TOTAL ENERGY REDUCTION 15,528 WATTS
Complete Lighting Upgrade

Energy Savings: 15,528 kWh
Maintenance Savings: $750 per year
CO2: 9.4 tons
Equivalent Trees Planted: 2.8 acres
Equivalent Gas Saved: 1,281 gallons
“It looks great! The staff is very happy to have softer light and it will be nice to not have any maintenance.”
Tom Conrad and Casey Conrad, Owners