LD550DQG-FRA1

The LD550DQG-FRA1 is a 55-inch TFT-LCD (Thin-Film Transistor Liquid Crystal Display) module designed by LG Display for high-end commercial and industrial applications. This model features a 4K UHD resolution (3840 x 2160) and utilizes IPS (In-Plane Switching) technology, making it an ideal solution for digital signage, video walls, public information displays, and professional broadcasting monitors where accurate color reproduction and wide viewing angles are critical.

Quantity

Contact Now

add to cart

Key Features

Cinematic 4K UHD Resolution: 3840 x 2160 pixels deliver four times the detail of Full HD, ensuring extremely sharp and detailed image quality.
IPS Panel Technology: Provides consistent and accurate colors from virtually any angle (89/89/89/89), eliminating color shift for collaborative viewing environments.
High Brightness & Durability: Typically available in high-brightness variants (often 500 cd/m² or 700 cd/m²) suitable for brightly lit retail spaces and public areas.
24/7 Operational Reliability: Designed for continuous operation in demanding environments such as control rooms and signage networks.
Ultra-Narrow Bezel: Features a slim bezel design (typically 1.1mm (Left/Top) / 2.2mm (Right/Bottom) for Tiled versions or sleek for single), making it perfect for seamless video wall configurations.
Versatile Orientation: Supports both Landscape and Portrait mounting modes.

Technical Specifications (Typical Values)

Parameter	Specification
Brand	LG Display
Model	LD550DQG-FRA1
Screen Size	55.0 inches (Diagonal)
Panel Technology	IPS (In-Plane Switching)
Resolution	3840 x 2160 (4K UHD)
Aspect Ratio	16:9
Active Area	1209.6 (W) x 680.4 (H) mm
Outline Dimension	1214.4 (W) x 686.9 (H) x 31.0 (D) mm (Approx.)
Surface Treatment	Anti-Glare / Hard Coating (3H)
Contrast Ratio	1100:1 (Typical)
Display Colors	1.07B (10-bit)
Response Time	8 ms (G to G)
Backlight	WLED (Edge or Direct type based on variant)
Signal Interface	LVDS (4 ch, 10-bit), 51-pin Connector
Input Voltage	12.0V
Operating Temp	0 ~ 50 °C

Interface & Connection

Signal Connector: 51-pin LVDS connector for high-speed 4K signal transmission.
Backlight Driver: Configuration varies by specific suffix; please confirm inverter requirements.

Applications

Commercial Signage: High-end retail displays, corporate lobbies.
Video Walls: Multi-screen tiling for broadcast studios, command centers, and exhibitions.
Professional Displays: Reference monitors for editing suites.
Gaming & Simulation: Arcade cabinets and high-fidelity simulators.

Key Benefits

Exceptional Color Accuracy: The IPS panel combined with 10-bit color processing (1.07 billion colors) ensures smooth gradients and true-to-life imagery.
Wide Viewing Performance: Maintains contrast and color integrity even when viewed from extreme off-angles, crucial for public spaces.
Ultra-HD Clarity: The 55-inch 4K panel offers high pixel density, allowing viewers to get close to the screen without seeing individual pixels.

Related Blogs