4" x 4' Recessed Backlit LED Panel – CCT & Wattage Selectable (LR24221)

The LR24221 4" x 4' recessed backlit LED panel is a high-performance linear lighting solution engineered for commercial, office, and large-scale interior applications. Designed with adjustable wattage and selectable color temperature, it offers unmatched flexibility and efficiency for modern lighting projects.

With three wattage options (18W / 28W / 40W) and four selectable CCT settings (3000K, 3500K, 4000K, 5000K), this fixture allows users to customize brightness and ambiance to match any environment. Delivering up to 4400 lumens and 110 lm/W efficacy, it ensures powerful, energy-efficient illumination.

The backlit panel design produces uniform, glare-reduced lighting with a wide 110° beam angle, making it ideal for workspaces, retail areas, and general lighting. Its slim 1.38” profile enables seamless recessed installation for a clean, modern ceiling appearance.

Built for long-term performance, the panel supports 0-10V dimming, operates on 120-277V, and features a 50,000-hour lifespan, reducing maintenance and operational costs.

Key Features

• Selectable wattage: 18W / 28W / 40W

• Selectable CCT: 3000K / 3500K / 4000K / 5000K

• High lumen output: up to 4400 lumens

• High efficacy: 110 lm/W

• Wide beam angle: 110° for uniform lighting

• 0-10V dimmable for lighting control

• Slim profile: only 1.38” depth

• Long lifespan: 50,000 hours

• Wide voltage range: 120-277V

Applications

• Offices and corporate environments

• Conference rooms and open workspaces

• Retail and commercial interiors

• Educational and healthcare facilities

• Hallways and large-area lighting

Technical Specifications

General Specifications

Dimensions

Lighting Specifications

Electrical Specifications

Performance

Packaging Information