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Old 19th Apr 2021, 7:44 am   #11
DMcMahon
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Join Date: Apr 2019
Location: Worthing, West Sussex, UK.
Posts: 3,634
Default Re: Crompton 60W bulb

Your example is probably a different voltage and wattage rating but red bulbs are used in submarines for when they switch to "Red light/Red lighting" operational mode.

David
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