175 Watt BT28 HID Protected Metal Halide Light Bulb M57/O
- Protected Metal Halide HID light bulb produces high light output
- Ideal for various commercial and industrial applications where color rendering is important
- Large retail areas
- Large area lighting
- Accent lighting
- Sports lighting
- Security lighting
- Parking garages
- 8-1/4 inches (L)
- Open rated - protected metal halide bulb can be used in both open and enclosed metal halide fixtures
- Requires specific ballast (ANSI M57) for correct operation
- Universal operating position
- Suitable for indoor use and outdoor applications when used in an outdoor rated fixture