Columbia Lighting CBT22-LSCS 2'x2' Back-Lit LED Troffer, 4400/3300/2750 Switchable Lumens, 3500/4000/5000K Switchable CCT

Columbia Lighting CBT24-75CS 2'x4' Back-Lit Troffer, 7500 Lumens, 3500/4000/5000K Switchable CCT

Columbia Lighting CBT24-75CS-ELL10 2'x4' Back-Lit Troffer, 7500 lumens, 3500/4000/5000K Switchable CCT, Emergency Battery Pack

Columbia Lighting CBT24-B-LSCS-EDD 2'x4' Back-Lit LED Troffer, Generation B, Switchable 5500/4400/3300 Lumens, Switchable CCT 3500/4000/5000K, 0-10V Dim to Off

Columbia Lighting CBT24-B-LSCS-EDD-ELL14 2'x4' Back-Lit LED Troffer, Generation B, Switchable 5500/4400/3300 Lumens, Switchable CCT 3500/4000/5000K, 0-10V Dim to Off, 10W EM Battery

Columbia Lighting CBT24-B-LSCS-EDD-EMBBKIT 2'x4' Back-Lit LED Troffer, Generation B, Switchable 5500/4400/3300 Lumens, Switchable CCT 3500/4000/5000K, 0-10V Dim to Off, Emergency Battery Back Up Kit

Columbia Lighting CBT24-LS35 2'x4' Back-Lit LED Troffer, 5500/4400/3300 Switchable Lumens, 3500K Color Temperature

Columbia Lighting CBT24-LSCS-ELL10 2'x4' Back-Lit Troffer, 5500/4400/3300 Switchable Lumens, 3500/4000/5000K Switchable CCT, Emergency Battery Pack

Columbia Lighting CCL22-3335 28.9W LED 2x2 Architectural Center-Lens Troffer, 3300 Lumens, 3500K

Columbia Lighting CCL22-3340 28.9W LED 2x2 Architectural Center-Lens Troffer, 3300 Lumens, 4000K

Columbia Lighting CCL22-LSCS 2'x2' LED Architectural Center-Lens Troffer, 4200/5200/6000 Lumens, 3500/4000/5000K Color Temperature

Columbia Lighting CCL24-5040 43.9W LED 2x4 Architectural Center-Lens Troffer, 5000 Lumens, 4000K

Columbia Lighting CCL24-5040-ELL14 2'x4' Center Lens LED Troffer, 5000 Lumens, 4000K, 1400 Lumens Battery Pack

Columbia Lighting CCL24-LSCS 2x4 LED Architectural Center-Lens Troffer, 4200/5200/6000 Lumens, 3500/4000/5000K Color Temperature

Columbia Lighting CFP14-55/41/3440 1'x4' Edge-Lit Flat Panel, 5500/4100/3400 Switchable Lumens, 4000K, 120-277V

Columbia Lighting CFP14-LSCS 1x4 Edge-Lit Panel, 5500/4100/3400 Switchable Lumens, 3500/4000/5000K Switchable CCT