Philips 360-Watt ED37 Switch Start Protected Metal Halide (4000K) HID Light Bulbs are ideal for both indoor and outdoor applications. It is an efficient, protected "O" rated lighting solution that is suitable for open-rated fixtures. This switch start metal halide provides a cool white light and can last up to 20,000 hours.
- Brightness: 34200 Lumens
- Rated average life: 20,000 hours
- Light appearance: 4000K (cool white)
- Energy used: 360-Watt
- Lumens per Watt: 95
- An efficient, protected "O" rated lighting solution that is suitable for open-rated fixtures
- ED37 bulb shape, exclusionary mogul screw base