GE Lighting
Lumination BR Series LED recessed troffer with dimming functionality is available in 1-by-4, 2-by-4, and 2-by-2 foot sizes, in 3500K and 4000K color temperatures, and delivers 90 to 102 lumens per watt. Installs in T-grid drop ceiling systems, and the LED driver and light engine are accessible from below the ceiling.
Teledyne Flir: Si2a-LD and Si2a-Pro
Electrolux Professional: Generation 7000
Inovonics: Duress Card
T&S Brass: T&S LYNC
AAF International: AstroCel III Aero