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Sunlite 03636-SU LU400/MOG High Pressure Sodium Light Bulb, 400 Watts, ED18/MOG, Mogul Base (E39), ANSI Code S51, 48,000 Lumen, 20,000 Life Hours, Clear, 2100K - High Intensity Discharge Bulbs - Amazon.com
Technical Precision Replacement for HIGH Pressure Sodium S51 400W Light Bulb - Amazon.com
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Amazon.com: iPower 2-Pack 600W CCT 2100K Pressure Sodium HPS Grow Light Bulb Lamp with High PAR Enhanced Red and Orange Spectrums for Plants Growth, 2 Count (Pack of 1) : Everything Else
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