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Product Summary

LG UL3J Series UHD Signage

Core Specifications

  • Resolution: 3840 × 2160 (UHD)

  • Brightness: 400 nits (Typ.)

  • Operation Time: 16/7 (up to 16 hours daily use)

  • Orientation: Landscape / Portrait

  • Platform: webOS-based high performance

  • Audio: Built-in speaker

  • Compatibility: LG One:Quick Share, AV Control Systems

Key Features

Wireless Screen Sharing with LG One:Quick Share

  • Easily share your PC screen to the display using a USB dongle and built-in Wi-Fi.

  • Adjust basic settings (volume, picture mode, brightness) without a remote control.

  • Office Meeting Mode displays agendas or notes before meetings.

  • Note: One:Quick Share sold separately.

Remote Monitoring & Control

  • Access the display anytime, anywhere via mobile or PC.

  • Monitor current and past performance data.

  • Make real-time adjustments for convenience and efficiency.

Seamless System Compatibility

  • Crestron Connected® support for professional AV control integration.

  • Cisco compatibility for smooth video conferencing with simplified setup.

Tailored User Experience

  • Easy vertical menu setup with pre-set industry profiles (Corporate, Government, Retail, Meeting Room).

  • Wireless access point capability lets the display act as a router for mobile devices.

Stunning Visuals with UHD & IPS Panel

  • 4K UHD resolution provides lifelike detail and vivid colors.

  • IPS panel ensures wide viewing angles with consistent image quality.

Slim & Modern Design

  • Thin bezels and reduced thickness* save space.

  • Enhances immersion and complements interior aesthetics.

  • Compared to LG’s UL3G series.

High Performance with LG webOS 6.0

  • Upgraded SoC and web engine for multitasking and smooth content playback.

  • Intuitive GUI for easier navigation and customization.

Sensor Connectivity

  • Supports external sensors (GPIO, NFC/RFID, temperature, etc.) via USB.

  • Enables advanced applications like context-aware content (e.g., weather-based promotions).

  • External sensors sold separately and require compatibility testing.

Simple Content Creation with LG Promota

  • LG Promota app (iOS & Android) allows users to design and distribute display content.

  • Add text, images, and use pre-made templates for business promotions.

  • Not available in Europe/CIS regions.

Easy Content & Firmware Updates

  • Built-in Wi-Fi simplifies wireless content distribution and software updates.

Real-Time LG ConnectedCare (Optional)

  • Cloud-based service for remote diagnostics and display management.

  • Helps ensure stable business operation with proactive support.

  • Availability varies by region; sold separately.

Environmentally Certified

  • EPEAT Bronze-certified (as of April 2021).

  • Meets environmental standards for sustainability in the Computers & Displays category.

LG 55UL3J-E 55" 3840 x 2160 UHD LED Backlit LCD Large Format Monitor

SKU: 55UL3JE | UPC: 195174012864
Authorized Dealer Authorized LG Dealer
Manufacturer Warranty Authorized dealer coverage
Expert Support Pre- and post-sale assistance

$1,089.00

BACK 2 SCHOOL SALE | additional discount in cart
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LG 55UL3J-E 55" 3840 x 2160 UHD LED Backlit LCD Large Format Monitor $1,089.00
In Stock Current availability for this model
Free Ground Shipping On qualifying orders to the lower 48 states
Project & Volume Pricing Special pricing available for larger orders
Education & Government Purchase Orders Accepted for qualified organizations
Financing Available with Shop Pay
Special Pricing Available Education • Government • Nonprofits • Corporate • Volume Orders
✓ Tax-Exempt Purchasing Available

Key Features

  • 55-Inch 4K UHD Signage
  • Bright 400-Nit Display
  • Reliable 16/7 Operation
  • Portrait And Landscape Support
  • Smart webOS 6.0 Platform
  • Built-In WiFi Connectivity
Complete Your Solution

Mounts & Installation

Peerless-AV SF650 Universal Flat Wall Mount for 39" to 75" Displays

Peerless

Peerless-AV SF650 Universal Flat Wall Mount for 39" to 75" Displays
$119.00
Chief FUSION XCM1U X-Large Single Pole Flat Panel Ceiling Mounts For 60 - 90" Displays

Chief

Chief FUSION XCM1U X-Large Single Pole Flat Panel Ceiling Mounts For 60 - 90" Displays
$638.40
ONKRON Mobile TV Stand with Mount Rolling TV Cart for 32” – 67” Up to 110lbs.

ONKRON

ONKRON Mobile TV Stand with Mount Rolling TV Cart for 32” – 67” Up to 110lbs.
$599.00
Chief LPAUB Large Fusion Manual Height Adjustable Mobile Cart

Chief

Chief LPAUB Large Fusion Manual Height Adjustable Mobile Cart
$1,411.20

Connectivity

4K Design 50 ft. HDMI to HDMI High Performance Cable

4K Design

4K Design 50 ft. HDMI to HDMI High Performance Cable
$64.90
LG 55UL3J-E 55 3840 x 2160 UHD LED Backlit LCD Large Format Monitor
LG

LG 55UL3J-E 55" 3840 x 2160 UHD LED Backlit LCD Large Format Monitor

$1,089.00

Brightness

400 nits

N/A

Weight without stand

30.9 lb

N/A

Weight with Stand

N/A

N/A

Duty Cycle

16 Hours / 7 Days

N/A

Dimensions

48.6 x 28.1 x 2.3"

N/A

Aspect Ratio

N/A

N/A

Content

N/A

N/A

Native Resolution

3840 x 2160

N/A

Lumens (ANSI)

N/A

N/A

Contrast Ratio

N/A

N/A

Throw Distance

N/A

N/A

Lens

N/A

N/A

Inputs

N/A

N/A

Outputs

N/A

N/A

Display Technology

N/A

N/A

Wireless Networking

N/A

N/A

Speakers

N/A

N/A

Economode

N/A

N/A

Audible Noise

N/A

N/A

Lamp Life

N/A

N/A

Short Throw

N/A

N/A

Aspect Ratio

N/A

N/A

Image Size Diagonal

N/A

N/A

Lens Shift

N/A

N/A

Data / Video Signals

N/A

N/A

Digital Keystone

N/A

N/A

Unit Weight

N/A

N/A

Projector Methods

N/A

N/A

Dimensions (WxDxH)

N/A

N/A

Dimensions (WxDxH)

N/A

N/A

Contrast Ratio

1300:1

N/A

Viewing Angle

178/178

N/A

Response Time

8ms

N/A

Sound Output

Yes

N/A

Screen Size

55"

N/A

Monitor Configuration

Digital Signage

N/A

Display Orientation

Landscape & Portrait

N/A

WiFi

Yes

N/A

Communication Port

N/A

N/A

Refresh Rate

60 Hz

N/A

General

<strong>Panel Technology</strong> IPS
<strong>Dynamic CR</strong> 1,000,000 : 1
<strong>Color gamut</strong> DCI 80 %
<strong>Color Depth</strong> 10bit, 1.07Billon colors
<strong>Surface Treatment</strong> 3%
<strong>Bezel Color</strong> Ashed Blue
<strong>Bezel Width</strong> Off : 6.9/6.9/6.9/18.4
On : 12.8/12.8/12.8/19.9
<strong>VESA™ Standard Mount Interface</strong> 300 × 300 mm
<strong>Operation Temperature</strong> 0 °C to 40 °C (Portrait Scene : 0 °C to 35 °C)
<strong>Operation Humidity</strong> 10 % to 80 %
<strong>Power Supply</strong> AC 100-240V~, 50/60Hz
<strong>Power Type</strong> Built-In Power
<strong>Power Consumption</strong>
<strong>Typ./Max.</strong> 105 W / 160 W
<strong>BTU (British Thermal Unit)</strong> 358.274BTU/Hr(Typ.), 545.943BTU/Hr(Max.)
<strong>Safety</strong> CB / NRTL
<strong>EMC</strong> FCC Class "A" / CE
<strong>ErP</strong> Yes (NewErP)

N/A

VESA Pattern

300 x 300 mm

N/A

TAA Compliant

a:1:{i:0;s:3:"Yes";}

N/A

PDF Documents

N/A

N/A

Diagonal Size

N/A

N/A

Dimensions

48.6 x 28.1 x 2.3"

N/A

Aspect Ratio

N/A

N/A

Sensor

N/A

N/A

Resolution

N/A

N/A

Signal Sysyetm

N/A

N/A

Signal To Noise Ratio

N/A

N/A

Gain

N/A

N/A

Shutter Speed Range

N/A

N/A

Exposure Control

N/A

N/A

White Balance

N/A

N/A

Image Stabilization

N/A

N/A

Image Flip

N/A

N/A

ICR

N/A

N/A

Sync

N/A

N/A

Output

N/A

N/A

Audio Input

N/A

N/A

Audio

N/A

N/A

Camera Control

N/A

N/A

Focal Length

N/A

N/A

Minimum Object Distance

N/A

N/A

Pan Angle

N/A

N/A

Tilt Angle

N/A

N/A

Pan Speed

N/A

N/A

Tilt Speed

N/A

N/A

Presets

N/A

N/A

Operating Temperature

N/A

N/A

Power

N/A

N/A

Power Consumption

N/A

N/A

Minimum Illumination

N/A

N/A

Optical Zoom

N/A

N/A

TAA Compliant

N/A
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