Reduced Lighting Costs and Better Lighting
The Rust-Oleum Distribution Center in Hagerstown, MD, had a 20 year old
lighting system. After a visit from Westinghouse Industrial Lighting Solutions, a change was decided on.
OLD SYSTEM
400 watt Metal Halide lamps
465 watts per fixture
“Dusk” lighting quality
$22,101 annual cost
163 total amps
45 kW demand
NEW SYSTEM
54 watt T5 High Output fluorescent lamps
176-234 watts per fixture
“Sunny Day” lighting quality
$9,672 annual cost
71 total amps
20 kW demand
$15,840 tax rebate
Before
Product
Number of Fixtures
Total System Wattage
Total Watts
Total kWh
Annual Cost
400 Watt Metal Halide
97
465
45,105
315,735
$22,101
After
Product
Number of Fixtures
Total System Wattage
Total Watts
Total kWh
Annual Cost
54 Watt T5HO Fluorescent (3 Lamp)
51
176
8,986
62,832
$9,672
54 Watt T5HO Fluorescent (4 Lamp)
46
234
10,764
75,348
56% Savings
Return on Investment
New Fixture Cost
$17,810
Installation Cost
$5,925
Tax Rebate
<$15,840>
Total Cost of Investment
$7,895
ROI Calculation = Cost of Investment/Annual Savings
