AC Ballast ESD-B21T5 - 1 or 2 lamps - F21T5 fluorescent lamps - 347v
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$41.91
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AC Ballast ESD-B21T5 - This ballast runs 1 or 2, F21T5 fluorescent lamps at 347v.
![](http://cdn.shopify.com/s/files/1/1954/2749/files/ESD-B21T5_2048x2048.jpg?v=1505391726)