Freestanding 120mm Custom Light Box
A premium wide-format SEG light box with 120mm aluminum profile for large exhibition backdrops, retail walls, and architectural display installations.
The 120mm SEG Light Box is a premium wide-format backlit display system designed for large-scale exhibition backdrops, retail wall displays, and architectural installations. The 120mm aluminum profile provides maximum structural rigidity for oversized graphic panels. The high-output LED system delivers consistent illumination across wide graphic surfaces, making it ideal for flagship store installations, exhibition main backdrops, and large brand display environments.
All key dimensions, materials, and packaging details at a glance for accurate procurement planning.
| Item | Specification |
|---|---|
| Product Model | 120mm Wide-Format SEG Light Box |
| Product Type | Wide-Format SEG Light Box |
| Profile Width | 120mm |
| Frame Material | Heavy-duty aluminum extrusion profile |
| Graphic Type | SEG dye-sublimated stretch fabric |
| Backlight | High-output LED strip lighting |
| Application | Exhibition main backdrops, retail wall displays, architectural installations, flagship store displays |
Six product features that make the column display a practical vertical branding tool for buyers and end users.
The widest profile in the SEG light box range provides maximum structural rigidity for large installations.
Supports oversized SEG fabric graphics for main exhibition backdrops and retail wall displays.
Premium LED lighting delivers bright, consistent illumination across large graphic surfaces.
Heavy-duty aluminum construction suitable for semi-permanent and permanent architectural installations.
Modular sections allow flexible size configurations and on-site assembly for large display environments.
Silicone edge graphics create a clean, frameless appearance for premium display presentations.
Quickly see if 120mm Wide-Format SEG Light Box is the right tower display for your project needs.

The 120mm profile supports the structural requirements of main stage and backdrop display panels.
Premium construction suitable for high-end retail wall installations and brand flagship environments.
Heavy-duty frame suitable for semi-permanent display installations in commercial spaces.
Supports the largest SEG fabric graphic panels in the product range.
Clear value positioning for wholesalers, printing companies, booth contractors, and brand event projects.
Handles structural demands of large main backdrop and feature display builds.
Premium wide-format display suitable for flagship store and high-end retail wall installations.
Heavy-duty construction supports commercial interior display installation projects.
Large-scale backlit display creates strong brand presence in experience centers and showrooms.
For a wide-format architectural SEG light box, procurement reliability depends on accurate oversized graphic confirmation, modular section verification, LED power distribution planning, and reinforced transport packaging.
Confirm large graphic dimensions, panel join positions, bleed, and SEG gasket specification before production.
Verify all modular frame sections, connectors, and assembly sequence before packing.
Confirm LED power supply capacity, cable routing, and distribution for large graphic surfaces.
Provide assembly instructions and technical support for large-format on-site installation.
Use heavy-duty packaging for all large-format profiles and graphic panels.

The 120mm SEG Light Box can be used as a large exhibition main backdrop, flagship retail store wall display, brand experience center feature installation, hotel lobby architectural panel, or conference event main stage display.





Common buyer questions about customization, reusability, applications, and quotation requirements.