GOB P3.91 Outdoor LED Billboard with 6000nit Ultra-High Brightness Anti-Collision Waterproof Protection and 3840Hz Refresh Rate

This GOB P3.91 outdoor LED billboard combines the classic SMD1921 6000nit T-series platform with advanced GOB (Glue on Board) encapsulation technology. The epoxy resin coating seals every LED lamp against water vapor, dust and physical impact, making the screen significantly more durable for harsh outdoor environments. With 3840Hz refresh rate and front and rear maintenance, it is the reliable choice for 24/7 outdoor advertising.

• GOB Encapsulation Protection: Epoxy resin coating on the module surface provides waterproof, dustproof, moisture-proof and anti-UV performance, prevents LEDs from falling off and absorbs collision impact.
• 6000nit Ultra-High Brightness: Maintains crystal-clear visibility even under direct midday sun, perfect for highway billboards and building facades.
• Front and Rear IP65 Dual-Side Protection: Complete protection against rain, dust and humidity for reliable 24/7 outdoor performance.
• Front and Rear Maintenance with Hot-Swap Support: Dual-side service access simplifies installation and maintenance with hot-swap module replacement.
• Quick Assembly System: Stainless steel fast locks enable tool-free rapid assembly and seamless splicing.
• 72-Hour Aging Test: Every module and complete screen undergoes a minimum 72-hour aging test before delivery to ensure stable quality.
• Superior Visual Performance: 3840Hz refresh rate eliminates flicker with 16bit gray scale and 10000:1 contrast ratio.

• Highway and roadside digital billboards
• Commercial building facade displays
• Stadium and sports venue perimeter screens
• Shopping mall exterior advertising walls
• Transportation hub information displays
• City square and public event LED screens