Philips MH400/U 34415-0 Metal Halide Bulb | 400 Watt Metal Halide Bulb | M59/S | MH400/U
400w HPIT Plus Tubular Metal Halide Discharge Lamp 645 4500k Cool White [Giant Edison Screw - E40 - GES Cap] (Philips 400HPITPLUS VZ) - - Amazon.com
TotalLEDS 400-Watt EQ E39 Daylight Mogul Base (e-39) LED Light Bulb in the General Purpose LED Light Bulbs department at Lowes.com
BLE-400-SuperFlood™ 400 Watt Metal Halide (HID) Bulb (For Model UV-400 - Spectro-UV
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
Southwire 400-Watt Ed28 For Indoor/Outdoor Use Metal Halide HID Light Bulb in the HID Light Bulbs department at Lowes.com
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
GE 400-Watt Ed37 For Indoor/Outdoor Use Metal Halide HID Light Bulb in the HID Light Bulbs department at Lowes.com
Philips 99061 - Metal Halide Light Bulb | LightBulbs.com
Feit Electric 400-Watt Equivalent Indoor Garage 4-Panel Foldable LED Light Bulb, 5000K Daylight (1-Bulb) ADJ8000/5K/LED - The Home Depot
400 Watt Metal Halide Mogul Base ED37 Lamp
Extra Large Vintage 400 watt Sylvania Mercury Street Light Bulb – Toledo Architectural Artifacts, Inc
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
400 watt, blue enhanced lamp, metal halide, Ultra Sun, grow lights