GE Lighting Metal Halide Light Bulb, ED37 Outdoor Light Bulb, 400-Watt, 36000 Lumen, E39 Mogul Base, White, 1-Pack, Multi-Vapor HID Light Bulb, High Intensity Discharge - High Intensity Discharge Bulbs - Amazon.com
Sylvania 64445 MS400/HOR - 400W - BT37 - Position Oriented Mogul Base - Standard Start Metal Halide - 6ct
Howard Lighting H33GL-400/DX 400-Watt ED37 Coated Mercury Vapor Mogul Base Lamp
GE ED37 Cool White Mogul Base (e-39) Metal Halide Light Bulb in the General Purpose Light Bulbs department at Lowes.com
LED Corn Bulb - 400W Equal - Mogul Base - RAB HID-100-EX39-850-BYP-PT-G2 | CityLightsUSA.com
Plusrite 400W Clear BT37 Protected Cool White Metal Halide Bulb | MP400/BT37/BU/4K | Bulbs.com
Orein 400-Watt Equivalent ED37 Corn Cobb HID LED Light Bulb Daylight (1-Bulb) A837A400NDX3901 - The Home Depot
Amazon.com : cdmall Full Spectrum LED Grow Light 400W for Indoor Crops Growing, AlphaPar New Tech LED Grow Lamp Board for Indoor Hydroponic Grow Veg and Flowers (APQ 400W) : Patio, Lawn
Feit Electric 400-Watt Equivalent Indoor Garage 4-Panel Foldable LED Light Bulb, 5000K Daylight (1-Bulb) ADJ8000/5K/LED - The Home Depot
Simply Conserve Corn Cob 16800 Lumen EX39 Base 400-Watt EQ ED17 Daylight EX39 LED Light Bulb (2-Pack) in the General Purpose Light Bulbs department at Lowes.com