Product Description
LG 55UL3J-B 55″ UHD IPS Digital Signage Display | 4K Resolution | webOS 6.0 | 400 nits | Wireless Screen Sharing | Black
Model: 55UL3J-B
Series: UL3J Standard Digital Signage
The LG 55UL3J-B is a professional-grade 55-inch 4K UHD signage display engineered for commercial, educational, and business environments. Featuring UHD (3840×2160) resolution and an IPS panel, it delivers lifelike color accuracy and wide viewing angles, ensuring clear visibility from any position in the room. With 400 nits brightness, 10-bit color depth, and 1.07 billion colors, it produces vibrant, detailed visuals ideal for meeting rooms, retail signage, and digital information boards.
Powered by LG’s webOS 6.0, the UL3J series offers a user-friendly platform that supports advanced control, remote content management, and customizable applications. The display also integrates LG One:Quick Share, a wireless screen-sharing solution that simplifies meeting presentations—allowing users to connect and share content instantly using a USB dongle and built-in Wi-Fi.
The UL3J-B’s sleek design, 24/7 operation capability, and smart features like auto brightness adjustment, failover, and content scheduling make it a reliable and efficient digital signage solution for modern workplaces.
Key Features
55″ 4K UHD (3840×2160) IPS Panel – Delivers crisp images and exceptional color fidelity.
400 nits Brightness – Ensures visibility in well-lit environments.
webOS 6.0 Smart Signage Platform – Enables easy content scheduling, management, and app integration.
Wireless Screen Sharing with LG One:Quick Share – Share content instantly from a PC via USB dongle and built-in Wi-Fi.
10-bit Color Processing (1.07 Billion Colors) – Produces smooth, realistic visuals for professional presentations.
24/7 Reliable Operation – Designed for continuous business performance.
Versatile Connectivity – HDMI, USB, LAN, and RS-232C ports for flexible installations.
Eco-Conscious Design – Energy-efficient performance with intelligent brightness control.
Specifications
| Category | Details |
| Display Size | 55″ |
| Panel Type | IPS |
| Resolution | 3840 × 2160 (UHD 4K) |
| Aspect Ratio | 16:9 |
| Brightness (Typ.) | 400 nits |
| Contrast Ratio | 1,200:1 |
| Color Depth | 10-bit (1.07 Billion Colors) |
| Response Time (G to G) | 8 ms |
| Refresh Rate | 60 Hz |
| Viewing Angle (H/V) | 178° / 178° |
| Surface Treatment | Anti-glare (Haze 3%) |
| Operation Hours | 24/7 |
| Orientation | Portrait & Landscape |
| Operating System | webOS 6.0 |
| Internal Memory | 8 GB |
| Wireless Connectivity | Built-in Wi-Fi, LG One:Quick Share Support |
| Inputs | HDMI (3), USB 2.0, Audio In, RS232C, RJ45 (LAN) |
| Outputs | Audio Out, RS232C Out |
| Bezel Color | Black |
| Bezel Width | 14.9 mm (Even Bezel) |
| Mount Compatibility | VESA 300 × 300 mm |
| Power Supply | AC 100–240V, 50/60Hz |
| Power Consumption | Typical 120W, Maximum 150W |
| Dimensions (W×H×D) | 1,237 × 713 × 57.1 mm |
| Weight (Net / Packed) | 16.6 kg / 20.2 kg |
| Operating Temperature / Humidity | 0°C–40°C / 10–80% (non-condensing) |
| Speakers | Built-in 10W × 2 |
| Certifications | CB / NRTL, FCC Class “A”, CE, ErP, Energy Star |
| Included Accessories | Remote Control, Power Cord, QSG, HDMI Cable, Wall Mount Guide |
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