Euri Lighting ET8-18W50SH (20 Pack) 4FT CCT Tunable Hybrid T8 LED Tubes -3K/4K/5K, 18W, 120~277V

Euri Lighting ET8-18W50SH 4FT CCT Tunable Hybrid T8 LED Tubes (20 Pack) — 18W, 2700 lumens, 120–277V Hybrid flexibility meets color control. These T8 tubes work with or without existing ballasts—install as Type A with compatible fluorescent ballasts or Type B hardwired for single or double-end power. No rewiring required. Adjust color temperature on demand with the integrated sliding switch: 3500K (warm), 4000K (neutral), or 5000K (cool). Change settings anytime to match your space's needs. Built for safety and durability. NSF-certified shatterproof PET wrap protects the glass housing, making these tubes safe for any fixture—with or without wire guards. UL Listed. DLC 5.1 qualified. No hazardous chemicals. Perfect for retrofitting fluorescent fixtures or new installations where ballast bypass is preferred. Energy-efficient LED performance with the simplicity of standard T8 form factor.