DLC Listed 48" 4000K T8 or T12 LED fluorescent replacement tube lights - 1900 lumen UL Listed LED tube lights for T8 or T12 retrofit applications at Green Electrical Supply
USHIO 3000683 15 Watt 48 Inch T8 LED 4000K 120V-277V, 347V 2
GE LIGHTING LED Tube, T8, LED, Cool, 1750 lm, 12.0W, 4000K - 49YR87|LED12ET8/G/4/840 - Grainger
4 ft. 4000K, 2250lm Ballast Bypass T8 LED Tube – 20pk – NAC Smart Technologies
FDW 4 Pack T8 LED Light Bulbs Tube 4FT,2200LM,4000K,17W,Bright White Light,Non Dimmable,Home,Office,Garge - Walmart.com