Check out the Polar Star 40.
In June 2010 I wrote the following to them:
I realize you haven’t USCG certified the polar star 40 in a Hella fixture, but I want to know if you know of any reason it would not produce the same test results?
email reply:
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Dear Larry,
It will have the same result but we do not want to pay for every single fixture out there.
Cheers,
Dr. LED