RAB Lighting T5-25-48G- 25 Watt 4 Ft Ballast Bypass Double-Ended Linear Tube Lamp 54W Equivalent
8Pack of 4Ft T5 28W LED Tube w 5000K White 5000 Lumen,2 PPF/W to Replace & retrofit 54W Fluorescent T5HO Lamps Directly Work w Previous Ballast. - - Amazon.com