1. 

   USHIO 400w UHI-S400DD ULTRA-ARC metal halide bulb

   USHIO 400w UHI-S400DD metal halide, Mogul Screw Base E39, ULTRA-ARC SERIES High Pressure Sodium Retrofit Learn More

   Manufacturer:

   

   SKU : 5000798
2. 

   USHIO 400W UA-40UV photographic flash lamp

   USHIO 400W UA-40UV, photographic flash lamp Learn More

   Manufacturer:

   

   SKU : 5000157

1. 

   400w LU400 Light Bulb

   400W, mogul based general lighting high pressure sodium lamp, clear, EXTENDED life Learn More

   Manufacturer:

   

   SKU : S03636
2. 

   400w MH400/U, ED37 Mogul base clear, Metal halide bulb

   400w MH400/U, ED37 Mogul base clear, Metal halide bulb Learn More

   Manufacturer:

   

   SKU : S03663

1. 

   400w MH400/T15 Mogul base clear, Metal halide bulb

   250w MH250/T15, T15 Mogul base clear, Metal halide bulb Learn More

   Manufacturer:

   

   SKU : S03695
2. 

   175w MV175/DX, ED28 Mogul base Coated mercury vapor bulb

   175w MV175/DX, ED28 Mogul base Coated mercury vaporl vapor bulb Learn More

   Manufacturer:

   

   SKU : S03665

1. 

   400w MV400/DX, ED28 Mogul base Coated mercury vaporl bulb

   100w MV175/DX, ED28 Mogul base Coated mercury vaporl vapor bulb Learn More

   Manufacturer:

   

   SKU : S03679
2. 

   OSRAM SYLVANIA 100V 400w LU400/ECO HID Light Bulb

   400W LUMALUX ECOLOGIC high pressure sodium HID lamp, pass Federal TCLP test, E39 based, ET18 bulb, universal burn, clear, 2100K Learn More

   Manufacturer:

   

   SKU : 67533

1. 

   OSRAM SYLVANIA MP400/BU-ONLY Light Bulb

   400W METALARC PRO-TECH quartz metal halide lamp, E39 base, BT37 bulb, open fixture rated, base up only, clear, 3600K Learn More

   Manufacturer:

   

   SKU : 64705
2. 

   PHILIPS MH Std 400W/640 Mog ED28 CL Metal Halide Bulb

   Range of Switch Start quartz metal halide lamps for long life and high efficiency. Learn More

   Manufacturer:

   

   SKU : 278622

1. 

   GE 400W ED37 MPR400 VBU/HO/O Lighting Bulb

   GE High Output Protected Multi-Vapor Quartz Metal Halide ED37 Lighting Bulbs Learn More

   Manufacturer:

   

   SKU : 18708
2. 

   USHIO 400W UA-40 photographic flash lamp

   USHIO 400W UA-40, photographic flash lamp Learn More

   Manufacturer:

   

   SKU : 5000156