Amazon.com: Vegelumax 400W HPS Super Grow Light Bulb,High PAR Enhanced Red and Orange Spectrum,CCT 2100K,Ultra Bright 55,000 Lumens,E39 Base,1pack : Everything Else
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400W Protected Metal Halide Lamp ED37 M59/O
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Westinghouse Lighting 400W E39/Mogul LED Light Bulb | Wayfair
Sylvania 400 Watt Clear ED28 Cool White Metal Halide Bulb | M400/U/ED28 | Bulbs.com
MH400CU Metal Halide Lamp - AAMSCO Lighting
iPower 400 Watt Vegetative Metal Halide MH Conversion Grow Light Bulb Lamp High PAR Enhanced Blue and Violet Spectrums CCT 6000K, 400W, glass - Walmart.com
400W Tubular Metal Halide Lamp (70006) – MY AP Lamps Ltd