Directly relamps and replaces the 40 watt 48" fluorescent bulb F40T12 without rewiring or modification
Energy saving of 45% with 22 watts of 2400 lumens output
Daylight of 6000K color temperature
Fully compatible with electronic Instant Start, Programmed Start, Rapid Start ballasts and most of the magnetic ballasts.
**Note: Not compatible with the following magentic ballasts: Magnetek 345-L-TC-P & 413-C-TC-P, Lumi-Kon HR-240-120-CP, Universal 202-B & 720-LR-TC-P, Advance HB-234-TP, BenchLite RL-240-1-TP, Carroway 1011A, Pacific Ballast EN-234-TP.