Frequently asked questions

  • What are the dimensions? Will it fit my ceiling grid?

    23.5"L × 23.5"W × 1.7"H (597 × 597 × 45 mm) — fits standard 2×2 ft T-grid drop ceilings. Drop it directly into the grid opening, no reframing needed.

  • How do I install it? Do I need tools?

    No tools required. Set the slide switches on the back, connect the wires, and drop the panel into the grid. It also supports suspended and surface-frame installation (kits not included).

  • How do I set wattage and color temperature?

    Two slide switches on the back: 5 wattages (40W/35W/30W/25W/20W) and 5 color temperatures (3000K/3500K/4000K/5000K/6500K), set once during installation.

  • Which wattage and color temperature should I choose?

    20–25W for small rooms and corridors; 30–35W for offices, classrooms and kitchens; 40W (up to 5,400 lumens) for brighter, larger spaces. 3000K warm, 4000K neutral for work areas, 5000–6500K daylight for detail tasks.

  • Is it dimmable? Does the dimmer come included?

    Yes — smooth 0-10V dimming from 100% down to 0%. The dimmer is not included, but you can add our G GJIA 0-10V LED Dimmer Switch (UL Listed) from this store for complete brightness control.

  • Is it certified for commercial installation?

    Yes. ETL/cETL, FCC, CE and RoHS certified, AC120–277V input, 5-year warranty and 30-day free returns. Up to 135 lm/W with a 50,000-hour lifespan.