350 Watt Metal Halide Bulb Pulse Start Mogul Base M131/E ED28

This lamp is rated for ENCLOSED fixtures
If the lamp will be totally enclosed within a UL listed fixture, then this enclosed rated lamp is acceptable.
If the lamp will be exposed during usage, an open rated lamp must be used. Please see our open rated lamps.

Product Details:
Manufacturer: Sylvania/Howard
Base Type: MOGUL
MOL (in): 8.31
Type: ED28
ANSI: M131/E
Wattage: 350 watts MH
Lumens: 36,500
Color Temp: 4200 K
Burn Position: Base Up
Light Bulb Life (hours): 15,000 V / 11,250 H
Case Size: 12