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How hot can a bulb get?

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Anonymous

15y ago
Updated: 8/17/2019

surface temperature of bulbs in ambient temperature of 77F:

25W - 110F

40W - 252F

60W - 260F

Found The Info Here: http://answers.Yahoo.com/question/index?qid=20070220160110AASUyQk

The filament INSIDE the bulb get MUCH hotter....like 2500C, (over 4500F)

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Wiki User

15y ago

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