Originally Posted by
cyccommute
Not even close. HID efficiency is 50 to 55 lm/W. An 20% overvolted 20W MR-16 halogen is around 60 lm/W. These guy's bulb is way out of that ballpark but I would ask what the voltage requirement is.
Hmm, how come my 13 watt HID is WAY brighter than the 12V, 20W MR16 I used to run at 16V?
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