A19 LED bulbs: What’s under the frosting?

A19 LED bulbs: What’s under the frosting?

Technology News |
Standard A19 format light bulbs, found today in most lamps and luminaires, are now available in LED versions that retail between $20 and $40 per 40W- or 60W-equivalent bulb. Some bulbs are dimmable, some not, and some only with specific dimmers. They all advertise 25,000 to 50,000 hours’ expected lifetime, based on three to four hours’ daily usage. If you use them appropriately and sparingly, you might expect your light bulbs to outlive you. But why are the bulbs so expensive? Do they provide real value for the price? And why are some bulbs twice the price of the others?
By eeNews Europe

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Read the full article on page 38 of our August digital edition.

 

 

 

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