HID Ballast Housing Low Bay Ballast Housings Standard MH Lamp Type 320 Lamp Watts 361 Fixture Wattage 120 to 277 Voltage Height 7 In. Width 10 In. Ambient Temp Range -22 to 104 Degrees F Protected Socket Type No Lamp Included Match Code J 6XV27 Suggested Lamp Item No. Heavy-Duty Die-Cast Aluminum Ballast Housing White Polyester Powder Paint Housing Finish Pendant Mount Mounting TypeSeries TX Description/Special Features Protected Pulse Start