BOWHED 2x2 FT LED Ceiling Panel Fixture, T-bar Recessed Troffer, 48 W, 4500 Lumens, 4000K (Neutral Daylight White), ETL Certified, DLC Qualified BOWHED LEDs 2x2 FT LED panels are high-efficiency panels that provide above industry standard lumens (4500 lumens) to bring brighter lighting for your commercial and residential projects. Our panels can be installed with a multitude of methods. They are designed to fit standard 2x2 drop ceilings (T-bar grid), can be retrofitted into custom recessed openings with trim springs, or can be hung with our cable hanging kit (sold separately). ETL Listed Mark shows that our panels has been independently tested by a Nationally Recognized Testing Laboratory (NRTL) and certified to be used in state and local buildings. Replaces 250W equivalent troffers, our LED panels are the ideal alternative to fluorescent and CLF lighting for business and commercial applications. These panels are also fully dimmable with a 0-10v Driver and Controller. 50,000 hour rated LED life, 5 year warranty. Aluminum trim casing provides a sleek and elegant finish.