This electronic compact fluorescent ballast is for use with 1 or 2 CFQ18W/G24q or CFM18W/GX24q or CFS21W/GR10q(2D) 18 watt 4-pin CFL lamps at 120/277 input volts.
- Ideal for low-traffic areas
- Extends bulb life
Please note: This is the ballast only and does not include any hardware.