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F54T5/841/HO/ALTO - 54 Watt - T5 High Output - 4000K - 800 Series Phosphors - Philips 29083-3 - Amazon.com
PHILIPS, 4 ft Nominal Lg, T5, Linear Fluorescent Bulb - 492X86|54W/840 Min Bipin T5 HO ALTO UNP - Grainger
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Philips 24W Dimmable 46" 4000K T5 LED Bulb, Works with T5HO Ballasts | 24T5HO/46-840/IF35/P/DIM | Bulbs.com
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Philips Lighting 54W/840 Min Bipin T5 HO ALTO UNP :: Fluorescent Lamp, High Output, T5, 54W, 4100K :: PLATT ELECTRIC SUPPLY
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