Aerospace Company in West Yorkshire

To replace 850 T8 fluorescent twin fittings with 600 of 30 Watt Linear Battens with built in Motion PIR and Light Level Sensors.

The results:

The annual cost of operating the existing lighting system was £93,874

Annual cost of operating LED is £14,013

Annual savings from LED is £79,861

Investment into LED was £70,952

Payback in 0.89 years

Annual ROI is 112.56%

Annual Carbon savings from LED is 343 tonnes

Lifetime savings from investment into LED is £335.468

Lifetime Carbon savings from LED is 1,778 tonnes

Workers in this pre-war factory commented the difference between the fluorescent tubes and the LED Battens is as dramatic as the difference between night and day.

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