Litetronics LT18T84840B1 18W LED T8 4FT 4000K BYPASS SINGLE END 2200 Lumens
ENERGY FOCUS 300D Series T8 LED Lamp, 4000K, 18W, 4ft, Direct Wire, Single-Ended Power (Case of 4) - Amazon.com
Amazon.com: 20 Pack 3CCT 4FT LED T8 Hybrid Type A+B Light Tube, 18W, 4000K/5000K/6500K Selectable, Plug & Play or Ballast Bypass, Single or Double End Powered, 2300lm, Frosted Cover, T8 T10 T12,