Lutron PP-20 Power Pack For Lutron Ballast Only 120/277V 16AMP 16A Class 2 Power Supply
Dimmer Power Pack, For Use With G1563161 Dimmer And 010V Dimming Ballasts, Up To Three Power Packs Can Be Used With Each G1563161 Dimmer, Max Load At 120/277 Volt Is 16 Amp, Mounts in 1/2 Inch Knockout, Length 1 3/4 In, Height 2 1/2 In, Width 3 In, UL Listed