Samsung Commercial LCD Display - 400UX3

Samsung  Commercial LCD Display - 400UX3

The 400UX-3 40" LCD Display from Samsung is designed to be used as a stand-alone monitor or as part of a video wall. With full HD 1920 x 1080 resolution, 700cd/m² brightness, and a dynamic contrast ratio of 10,000:1, the display presents beautiful images in eye-catching high-definition.

With an intensely illuminated DID panel your message is always in the spotlight. Its high brightness and contrast level make the screen clear and readable in public. In fact, on average it's 1.5 times as bright as TV screens. Plus with a low operating temperature this Samsung LFD will be completely reliable for years to come.

The display supports an extensive array of connectivity options, including VGA, DVI, HDMI, and composite, and supports RS-232C serial connectivity for multiple display control. The ultra-thin bezels make this display ideal for nearly seamless, captivating video walls consisting of up to 250 displays.

• 3000:1 Contrast Ratio
• 700 cd/m² Brightness
• Full 1080p HD Resolution
• 20/7 Operation time
• Portrait & Landscape

What Our Experts Think

• Designed for Professional Video Walls – The Samsung 400UX3 is purpose-built for video wall installations, featuring an ultra-narrow bezel that helps create a more seamless multi-display viewing experience.
• High-Brightness Commercial Panel – With up to 700 nits brightness, the display delivers excellent visibility in retail stores, control rooms, transportation hubs, and other high-traffic commercial environments.
• Full HD Image Quality – The 1920 × 1080 resolution ensures sharp text, detailed graphics, and clear video playback, making it ideal for professional digital signage applications.
• Built for Continuous Operation – Engineered for demanding commercial use, the 400UX3 provides reliable long-hour performance and consistent image quality in mission-critical environments.
• Advanced Video Wall Capabilities – Supports multi-screen configurations, image tiling, and display synchronization, making it a strong choice for large-format visual communication projects.
• Flexible Connectivity Options – Includes HDMI, DVI, VGA, RS-232C, and network control interfaces for seamless integration with professional AV and signage systems.
• Remote Management Features – Supports centralized monitoring and control, helping businesses efficiently manage multiple displays across locations.
• Ideal For: Video walls, retail advertising, command centers, transportation facilities, corporate lobbies, educational institutions, hospitality venues, and public information displays.

Q&A

Maintenance Tips

• Clean the screen regularly with a soft microfiber cloth to remove dust and fingerprints without damaging the LCD panel.
• Avoid using harsh chemicals, ammonia-based cleaners, or abrasive materials on the display surface.
• Ensure proper ventilation around the display and keep cooling vents free from dust and obstructions.
• Keep the display away from direct sunlight, excessive heat, moisture, and high-humidity environments.
• Inspect power, DVI, VGA, and network connections periodically to ensure reliable operation.
• Use a surge protector or UPS to help safeguard the display from power surges and voltage fluctuations.
• Avoid displaying static images for extended periods to minimize the risk of image retention.
• Restart the display occasionally to maintain stable performance during continuous commercial use.
• Check wall mounts, video wall hardware, and installation brackets regularly to ensure secure mounting.
• Follow Samsung’s recommended operating conditions and perform firmware updates when available to maximize reliability and extend display lifespan.