Sylvania 400W Metal Halide, Mogul Base light bulbs Clear LB30 | eBay
400 Watt HID Standard Metal Halide Clear ED37 Bulb, Mogul Base
Philips Lighting MH400/U :: Metal Halide Lamp, 400W, ED37 :: PLATT ELECTRIC SUPPLY
GE 400-Watt EQ ED37 Cool White Mogul Base (e-39) Metal Halide Light Bulb in the Specialty Light Bulbs department at Lowes.com
Feit Electric 400-Watt ED28 Shape Clear Metal Halide High Intensity Discharge E39 Mogul Base HID Light Bulb (1-Bulb) MH400/U/ED28/HDRP - The Home Depot
Satco S5833 - MH400/U Metal Halide Lamp | BulbsDepot.com
Plusrite 400W Clear BT37 Protected Cool White Metal Halide Bulb | MP400/BT37/BU/4K | Bulbs.com
What Does it Take to Replace a 400 Watt Metal Halide? | Fireflier Lighting Limited
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
Xtreme Duty™ 400W Metal Halide M59 U/ED28/E Clear Bulb. MEBULBS