This is a bare troffer fixture, no ballast, wired only for self driven LED T8 lamps. Need to be specified with power feeding on one side or both sides. MADE ONLY TO ACCEPT LED T8 LAMPS
Lamps: (4) LED T8 (not included)
Voltage: 120-277
Lumen Output: Depends on LED Lamp Used
Lamp Life: Depends on LED Lamp Used