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What are Metal halide 'self ballast' lamps?

Jhhnn

Active member
Veteran
Came across these 250W Metal halide lamps ; they say they are 'self ballast' -what does that mean? cheers:)

Give us a link.

Self ballasted usually means that the lamp needs no external ballast. All it needs is normal AC house current from any wall receptacle or fixture.
 

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