Aerospace Company in Lancashire

To replace 105 of 250 Watt SON Low Bay lamps with the same number of 100 Watt UK Premier Low Bay LED Lamps. Samsung LED and Tridonic Driver and built in PIR Sensors.

The results:

The annual cost of operating the existing lighting system was £24,075

Annual cost of operating LED is £7,871

Annual savings from LED is £16,204

Investment into LED was £30,340

Payback in 1.87 years

Annual ROI is 53.41%

Annual Carbon savings from LED is 61 tonnes

Lifetime savings from investment into LED is £92,744

Lifetime Carbon savings from LED is 341 tonnes

At this site the light levels are audited by Rolls Royce and after switching to LED, for the first time, the light levels achieved the standards laid down.

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