1. Light Bulbs
  2. HID (High Intensity Discharge) Light Bulbs
  3. Metal Halide
  4. 400 - 499 watt
Sort By: Popularity     Watts: 400      Base Type: Exclusionary Mogul Screw (EX39)     
Sylvania 400 watt BT37 Mogul Screw Base 3800K Natural White Clear Metal Halide
$38.69 In Stock
Plusrite 400 watt ED37 Mogul Screw Base 4000K Cool White Clear Metal Halide
$20.49 In Stock
Halco 400 watt ED37 Mogul Screw Base 4000K Cool White Clear Metal Halide Teflon Coated
$43.19 In Stock
Plusrite 400 watt BT37 Exclusionary Mogul Screw Base 4200K Cool White Clear Metal Halide
$17.99 In Stock
Halco 400 watt ED37 Mogul Screw Base Clear Metal Halide
$28.99 In Stock
GE 400 watt ED37 Exclusionary Mogul Screw Base 4000K Cool White Clear Metal Halide
$54.99 In Stock
Sylvania 400 watt BT37 Mogul Screw Base 3400K Natural White Coated Metal Halide
$110.69
Plusrite 400 watt ED28 Mogul Screw Base 3900K Natural White Coated Metal Halide
$15.69
Plusrite 400 watt ED28 Mogul Screw Base 4000K Cool White Clear Metal Halide
$21.69
Eiko 400 watt ED28 Mogul Screw Base 4000K Cool White Clear Metal Halide
$29.99
Satco 400 watt ED28 Mogul Screw Base 4200K Cool White Metal Halide
$31.99
Halco 400 watt ED37 Mogul Screw Base 3700K Natural White Coated Metal Halide
$21.79
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