LG 

LG 55UL3J-M 55IN LCD 3840X2160 UHD 4K MNTR 400NIT 16/7 LAND/PORT SOC WEBOS 6

Mfg Part Number:  55UL3J-M  
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Price: $1,165.83 + Free Shipping
Quantity:
In Stock: 381
Last Updated: Jul 23, 2025
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LG webOS™ UHD Signage | Superb Picture Quality with Ultra HD Resolution

Ultra-HD resolution (3,840 x 2,160) and LG's IPS screen technology combine to deliver content with rich color and detail for a realistic image. IPS screens also provide a wide viewing angle for off-axis viewing

Sophisticated Slim Design

A sleek, sophisticated design provides an immersive viewing experience and enhances the overall room décor. Its thin bezel size and thickness also saves space and enables easy installation.

High-Performance with LG webOS™ 6.0

The UL3J series features LG's webOS™ 6.0 with an upgraded in SoC and web engine, providing smooth execution of several tasks. LG webOS smart signage platform provides enhanced user convenience with an intuitive GUI.

Various Sensor Connection

LG webOS™ smart signage platform helps to provide value-added solutions by supporting simple connections with external sensors via USB plug-in, such as GPI0, NFC/RFID, temperature sensors, and more.

Compatible with LG's Wireless Screen Sharing Solution, LG One:Quick Share

LG 0ne:Quick Share is a USB wireless screen sharing solution. Its USB dongle button and embedded Wi-Fi allow you to share a PC screen to the display and adjust the basic setting values (volume, picture mode, auto bright, etc.) of the connected display without a remote control. Also, the Office Meeting Mode helps you display a meeting agenda and notes before the meeting starts.

Remote Monitoring and Control

A user-friendly web-based monitoring solution enables the user to have full access to the display anywhere at any time from their mobile phone & PC under a network-accessible environment while having access to both current and past data. It also allows the user to monitor the display, make adjustments and control the unit remotely in real-time.

Compatible with AV Control Systems

For added efficiency, the UL3J series supports Crestron Connected for compatibility with professional AV controls to achieve virtually seamless integration and control.

Video Conference System Compatibility

For compelling video conferencing, the UL3J series is compatible with Cisco solutions that offer robust and integrated control for an intelligent video conference.

Easy Menu Setup For Vertical Needs

UL3J series organizes commonly used menus* by industry, making it convenient for users.

Built-in Speaker

Built-in speakers eliminate the need for external speakers and deliver clear, crisp sound.

Easy Content Distribution & SW Update

UL3J series features embedded Wi-Fi making it easy to distribute content wirelessly and update firmware under the same network.

Wireless Access Point

UL3J series operates as a virtual router which can be an wireless access point for mobile devices.

Service

Maintenance is easy and fast with the optional LG ConnecedCare service, a cloud service solution provided by LG. It remotely manages the status of displays in client workplaces for fault diagnosis and provides remote-control services that support the stable operation of clients' businesses.

Epeat Registered

The Electronic Product Environmental Assessment Tool (EPEAT) is a method to evaluate the effect of a product on the environment. UL3J is EPEAT Bronze certified display which means that it meets all the required criteria in Computers and Displays category.

Main Specification
General Information
Manufacturer LG Electronics
Manufacturer Part Number 55UL3JM
Manufacturer Website Address http://www.lg.com/us
Brand Name LG
Product Series UL3J
Product Model 55UL3J-M
Product Name 55UL3J-M Digital Signage Display
Product Type Digital Signage Display
Technical Information
On Screen Display (OSD) Languages Greek
On Screen Display (OSD) Languages Czech
On Screen Display (OSD) Languages Portuguese (EU)
On Screen Display (OSD) Languages Swedish
On Screen Display (OSD) Languages Dutch
On Screen Display (OSD) Languages French
On Screen Display (OSD) Languages Portuguese
On Screen Display (OSD) Languages Traditional Chinese
On Screen Display (OSD) Languages Simplified Chinese
On Screen Display (OSD) Languages German
On Screen Display (OSD) Languages Arabic
On Screen Display (OSD) Languages Turkish
On Screen Display (OSD) Languages Norwegian
On Screen Display (OSD) Languages Finnish
On Screen Display (OSD) Languages Japanese
On Screen Display (OSD) Languages Russian
On Screen Display (OSD) Languages Danish
On Screen Display (OSD) Languages Korean
On Screen Display (OSD) Languages English
On Screen Display (OSD) Languages Italian
On Screen Display (OSD) Languages Spanish
Panel Technology In-plane Switching (IPS) Technology
Operation Hours 16 Hours/ 7 Days
Memory
Standard Memory 8 GB
Display & Graphics
Number of Screens 1
Screen Size 55"
Display Screen Type LCD
Display Resolution 3840 x 2160
Response Time 8 ms
Aspect Ratio 16:9
Backlight Technology Direct LED
Orientation Landscape/Portrait
Maximum LED Life 3.4 Year
Video
Scan Format 2160p
Dynamic Contrast Ratio 1,000,000:1
Native Contrast Ratio 1,200:1
Color Depth 8-bit+FRC
Brightness 400 Nit
Color Gamut 80% DCI
Network & Communication
Wireless LAN Yes
Interfaces/Ports
USB Yes
HDMI Yes
Serial Yes
Number of HDMI Inputs 3
RS-232C Input Yes
RS-232C Output Yes
Digital Audio Optical Output Yes
Software
Operating System webOS 6.0
Power Description
Input Voltage 120 V AC
Input Voltage 230 V AC
Off-Mode Power Consumption 500 mW
Environmental Conditions
Minimum Operating Temperature 32°F (0°C)
Maximum Operating Temperature 104°F (40°C)
Minimum Operating Humidity 10%
Maximum Operating Humidity 80%
Physical Characteristics
Bezel Color Navy Blue
VESA Mount Standard 300 x 300
Height 28.1"
Width 48.6"
Depth 2.3"
Weight (Approximate) 30.86 lb
Miscellaneous
Package Contents
  • 55UL3J-M Digital Signage Display
  • Remote Control (w/ 2 batteries)
  • Power Cord
  • Regulation Book
  • Phone to D-Sub9 Adapter
  • Cable Holder
Application/Usage Meeting Room
Application/Usage Government
Application/Usage Corporate
Application/Usage Business
Application/Usage Retail
Energy Star Yes
Environmentally Friendly Yes
Environmental Certification Electronic Product Environmental Assessment Tool Bronze (EPEAT Bronze)
Energy Efficiency Compliance Energy-related Products Directive (ErP)
Warranty
Limited Warranty 3 Year
WARNING:: The plastic used in cable products can expose you to lead and lead components, chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information go to www.P65Warnings.ca.gov
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