Lithonia Lighting Stack Switch 2x2 LED Troffer Light, Adj Brightness, 4-Pk

Key features

• PREMIUM LED OFFICE CEILING LIGHT: STACK LED Troffer with adjustable brightness & color tone offers superior quality & durability with long-life LEDs and high-efficiency drivers; Simple onboard switches let you dial in the perfect lighting for any space
• VERSATILE 9-IN-1 CONFIGURATION: 9 brightness & color combinations make this ideal for distributors, contractors, and facility managers; choose from 3 brightness levels (Low, Medium, High) and 3 white light tones (3500K, 4000K, 5000K) match any space
• DESIGN: The wide center basket and curved matte reflector deliver even, high-quality illumination across the space; The glare-reducing matte white finish enhances light diffusion & aesthetics: Looks great in offices, classrooms, and more
• INSTALLATION: Assembly required; With a depth of only 1.9 in, the LED ceiling light is easy to install in restrictive plenum settings; Fits into standard 15/16 in & narrow 9/16 in T-grid ceiling systems; 4-Pack; Dimensions - 23.75" x 23.75" x 1.9"
• VOLTAGE: MVOLT – functions with 120v or 277v; Easy installation in T-grid ceilings, Surface mount boxes, or drywall grid adapters (DGA22- sold separately)

Designed for efficient commercial lighting, the STACK Pack 4-Pack LED troffer brings dependable performance, installation flexibility, and clean architectural style to schools, offices, retail spaces, healthcare facilities, and renovation or new-construction projects. Its popular center-basket design creates comfortable, ambient light, while the wide center basket, curved matte reflector, and high-performance acrylic diffuser work together to reduce glare and distribute light evenly across walls, partitions, work surfaces, and open interiors. Selectable lumen switching allows installers to fine-tune brightness for low (30,000 lumens), medium (40,000 lumens), or high (50,000 lumens) output needs, making it easier to adapt the fixture to different mounting heights and room layouts without sacrificing visual comfort. Built with long-life LEDs and high-efficiency drivers, this troffer delivers reliable illumination with 80% lumen maintenance at 60,000 hours, helping support long-term value in busy commercial environments. The 0-10V dimming driver dims to 10%, giving users added control. Slim 1.9-inch profile is especially practical for restrictive plenum applications and fits standard

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