M175/U/MED 175 Watt M57/E Metal Halide Bulb Color Temp:4000K Cool White 300 and Mean Lumens of

300 and Mean Lumens of 5

These electronic T12 fluorescent ballasts have a Class A sound rating

Keystone HPS-50R-1-KIT High Pressure Sodium Ballast Kit Specification Sheet

Keystone MH-400A-P-KIT Metal Halide Ballast Kit Specification Sheet

The sockets are 2 1/4" wide and 3" high

M175/U/MED 175 Watt M57/E Metal Halide Bulb Color Temp:4000K Cool White 300 and Mean Lumens ofSUGGESTED ALTERNATES: MH175 U M 175 Watt M57 E Metal Halide Bulb SUGGESTED LED REPLACEMENTS: 45 Watt EX39 Base Gen4 100 277V LED Retrofit Light Bulb 45 54 63 Watt LED Wattage and Color Selectable HID Corn Cob EX39 Base 3000 4000 5000K 27 36 45 Watt HID Replacement EX39 Mogul Base LED Lamp 27 36 45W Power and Color Selectable HID Replacement Bulb EX39 3000 4000 5000K Metal Halide Cross Reference: Sylvania M175 U MED GE MVR175 U MED Philips MH175 U M