Samsung QM55F 55 Inch 4K UHD Professional Signage Display

The Samsung QM55F 55-inch 4K UHD Professional Signage Display is a commercial-grade large-format display designed for digital signage, corporate presentations, control rooms, retail environments, information displays and other professional installations.

Its 55-inch 3840 × 2160 4K UHD display delivers highly detailed visual content with four times the pixel resolution of Full HD, while 500 nits typical brightness, wide viewing angles and professional-grade connectivity make it well suited for demanding indoor commercial environments.

Designed for 24/7 continuous operation, the QM55F combines reliable professional display performance with extensive HDMI and DisplayPort connectivity, portrait orientation support, multi-source display capabilities and remote-control interfaces for integration into professional AV and signage systems.

Key Features

55-inch 4K UHD Professional Display
Features a large 55-inch commercial panel with a native 3840 × 2160 Ultra HD resolution and 16:9 aspect ratio, providing sharp text, detailed graphics and high-resolution video for professional signage and presentation applications.

60Hz Edge LED Panel
Uses a 60Hz Edge LED-backlit panel, providing smooth and consistent performance for presentations, digital signage, video playback and everyday commercial display content.

500 Nits Typical Brightness
Delivers 500 cd/m² typical brightness, providing strong visibility for indoor professional environments including shops, offices, reception areas, conference rooms and information displays.

4700:1 Typical Contrast Ratio
A 4700:1 typical contrast ratio helps provide strong separation between bright and dark areas, improving clarity for text, graphics, presentations and multimedia content.

Wide 178° Viewing Angles
Provides 178° horizontal and 178° vertical viewing angles, helping displayed content remain clearly visible to audiences positioned across larger commercial spaces.

8ms Response Time
A typical 8ms response time provides responsive image performance for video, presentations and dynamic signage applications.

Designed for 24/7 Operation
The QM55F supports 24-hour, 7-day continuous commercial operation, making it suitable for demanding professional installations that require displays to operate throughout the day and night.

Four HDMI Inputs
Equipped with 4 × HDMI inputs, allowing multiple computers, media players, signage controllers and other AV sources to remain connected to the display.

Dual DisplayPort 1.2 Connectivity
Two DisplayPort 1.2 inputs provide additional high-resolution digital video connectivity for professional computers, workstation systems and AV equipment.

DVI-I / VGA Compatibility
A DVI-I connection with shared D-Sub compatibility provides additional support for professional and legacy video sources.

Multi-Source PBP Support
Supports 2, 3 or 4-way Picture-by-Picture configurations, allowing multiple Full HD sources to be displayed simultaneously on the 4K screen.

This makes the QM55F particularly useful for control rooms, monitoring environments, dashboards and professional multi-source installations.

Professional RS232 & Network Control
Built-in RS232C input/output and RJ-45 connectivity allow compatible professional control systems to remotely manage and monitor the display.

Auto Source Switching & Recovery
Samsung Auto Source Switching functionality can automatically detect available connected sources and help restore displayed content if the primary source becomes unavailable.

Portrait & Landscape Installation
Supports pivot display operation, allowing installation in either landscape or portrait orientation depending on the digital-signage application.

IP5x Dust Protection
The professional display incorporates IP5x-rated protection against dust ingress, helping improve reliability in commercial environments.

Integrated Temperature Sensor
A built-in temperature sensor assists with monitoring operating conditions during extended professional use.

Built-in Stereo Speakers
Integrated 10W × 2-channel speakers provide convenient onboard audio for presentations, multimedia and signage applications without always requiring separate speakers.

Slim Professional Design
With a depth of approximately 35.6mm, the QM55F provides a relatively slim commercial-display profile suitable for wall-mounted professional installations.

VESA Mounting Support
Supports a 400 × 400 mm VESA mounting pattern, allowing installation with compatible professional wall mounts and commercial display mounting systems.

Condition & Quality Assurance

This product is sold in used condition and has been professionally tested to ensure full functionality.

Normal signs of previous use such as light scratches, minor marks, bezel wear, surface wear or other cosmetic imperfections may be present.

Multiple cosmetic and/or display condition grades may be available. The customer can select the preferred condition from the available product options.

The core specifications of the Samsung QM55F remain fixed. Cosmetic condition and included cables, remote controls, stands, mounting hardware, external media players or other accessories may vary depending on the selected product variant.

Package Includes

• Samsung QM55F 55-inch 4K UHD Professional Signage Display
• Compatible Power Cable

Remote control, stand, wall mount, external media player, HDMI cables, DisplayPort cables, network cables or other additional accessories are included only when specifically mentioned in the selected product option.

All our refurbished products come with a 12-month warranty covering manufacturing defects. Returns accepted within 14 days, free of charge. Shipping is carbon-neutral via DHL Express.

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