• Ballast Type : High Pressure Sodium
• Circuit Type : HX-HPF
• Lamp : 100W High Pressure Soduim S54
• Frequency : 60Hz

Electrical Specifications:

• Input Voltage (V) : 120/347
• Input Power (W) : 123

Case Dimensions (inches):

• L: 11 3/4
• W: 3 3/16
• H: 2 5/8
• M: 11 1/8

Technical Information:

• The 120V input tap is also suitable for an incandescent auxilary lamp 70 watts maximum.
• Do not install insulation within 3 inches of ballast sides or above ballast in such a manner to entrap heat.
• SUITABLE FOR RECESSED USE

http://www.hatchlighting.com/media/productPDF/gfs100-ae-hxca-spec.pdf