2x4' LED Flat Panel Light: 50W Recessed Drop Ceiling Light - Troffer | 4000K White EDGE-LIT Lighting | 5952 Lumens - Dimmable & Easy Installation - - Amazon.com
GE 93103229 RPL24A04XMM835VQRMWHTE 2x4 LED Flat Panel Retrofit Kit - 3500K - 3,150 thru 4,950 Lumens - 120-277V | PROLIGHTING
Lithonia Lighting Contractor Select CPANL 2 ft. x 4 ft. White Integrated LED Selectable Lumen Flat Panel Light, Bright White 3500K CPANL 2X4 40/50/60LM 35K M2