E2 LIGHTING Emergency T8 Tube, ETL and DLC 4 ft EBBU Tube (4000K) (5 Pack) - Amazon.com
Essential LEDtube | ESSLT | Philips lighting
Philips Dimmable 13W 48" 3500K T8 LED Bulb, Use With Instant Start Ballast | 13T8/MAS/48-835/IF20/P/DIM | Bulbs.com
T8 4FT LED Emergency Tube Light 15W 18W 100-277V 5000K
Amazon.com: Philips LED Instantfit 4-Foot T8 Tube Light Bulb, 1800-Lumen, Cool White (4000K), 16W=32W, Medium Bi-Pin G13 Base, 10-Pack : Everything Else
HALCO LIGHTING TECHNOLOGIES 32-Watt Equivalent 12.5-Watt 4 ft. Linear T8 LED Tube Light Bulb Hybrid Selectable 3500/4000/5000K (25-Pack) 48T8-12-8CS-HYB-D-LED 87102 - The Home Depot
Lepro 25 Pack 17W T8 4ft Double Ended Power LED Tube Light, Ballast Bypass, Super Bright 2200lm, Daylight White LED Replacement for Fluorescent Tubes