Thread: 400W DE, anyone use em?
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Old 03-04-2009, 11:27 PM
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There are practically no choices or sources for 400w DE bulbs.

You need to buy electronic ballasts or use tar HQI ballasts @ 5.5 amps each.

Maybe you could upgrade your current halide reflectors to Lumenarcs for an upgrade instead of going 400w DE.
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