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Sharp PN-R556 55″ high definition professional LCD digital signage monitor

Sharp PN-R556 55″ high definition professional LCD digital signage monitor


  • 55″ Class (54.6″ diagonal) screen size
  • Brilliant High Definition (1920 x 1080) LCD Display
  • Intel® Mini-OPS Expansion Slot supports the optional PN-ZB03H HDBaseT™ 2.0 and PN-ZB03W Wireless Expansion Boards
  • Landscape, Portrait, Face-up, Face-down Operation
  • Built-in 10 Watt per Channel Stereo Speakers
  • Engineered for 24/7 Commercial Use
  • 3-Year Limited Warranty
  • 700 cd/m2 Brightness; 1,300:1 Contrast Ratio
  • Crestron Connected™ Compatibility



Model Specifications

1080p FHD



Screen Size

Direct View LCD

Display Technlogy


Run Time

700 nit


3 Year


INSTALLATION Landscape / Portrait / Face-up / Face-down
LCD PANEL 55″ Class (54.6″ diagonal) TFT LCD
Max. Resolution 1,920 x 1,080 pixels
Max. Display Colours (approx.) 1.07 billion colors
Pixel Pitch 0.630 x 0.630 mm
Brightness*1 700 cd/m2
Contrast Ratio 1,300 : 1
Viewing Angles (H/V) 178°/178° (CR less than 10)
ACTIVE SCREEN AREA (W X H) 47 5/8″ X 26 13/16″
Response Time 8 ms (grey to grey, avg.)
Backlight LED, edge lit
Computer Input Video HDMI , Analog RGB
Synchronisation Horizontal/vertical separation (TTL: positive/negative), Sync on green*2, Composite sync (TTL: positive/negative)*2
Input Terminals DisplayPort x 1, DVI-D 24-pin (HDCP compatible) x 1, Mini D-sub 15-pin x 1, HDMI (PC/AV signal compatible) x 2, RS-232C x 1, 3.5 mm-diameter mini stereo jack x 1
Output Terminals DisplayPort x 1, 3.5 mm-diameter mini stereo jack x 1, RS-232C x 1
Input/Output Terminals LAN: 10Base-T/100Base-TX x 1
Speaker Output 5 V, 2 A (5V, 500 mA when the expansion slot is used) (USB type-A connector)
Power Supply 100V – 240V AC, 50/60 Hz
Power Consumption 175 W
Environmental Conditions 0°C to 40°C
Dimensions (W x D x H) (approx.)
(display only)
48 7/16″ x 2 1/4″ x 27 5/8″
Accessories AC power cord, remote control unit, battery (AAA size x 2), CD-ROM, set-up manual, cable clamp x 2, ceiling mounting bracket x 4, ceiling mounting bracket fixing screw x 4,
logo sticker

The PN-R556 Series

Find the Right Angle for Your Message
Sharp’s award-winning PN-R556 professional LCD monitor, gives you more options than ever to set up your digital signage in the most eye-catching ways possible. Not only can this Sharp PN-R556 55″ LCD monitor be suspended from a ceiling, it can also be installed face up, face down, or at a tilted angle. The 55″ Class (54.6″ diagonal) PN-R556 display offers such a wide variety of installation options, you’ll be sure to find the ideal setup to match your location and signage needs. DisplayPort™ 1.2 connectivity comes standard, and the interface can be expanded with an optional HDBaseT™ 2.0 receiver board.

Key Features

Excellent Image Quality
Thanks to their 1,920 (H) x 1,080 (V)-pixel resolution, Sharp PN-R556 55″ LCD monitors express all of the detail and visual impact of your selected full-HD content. Everything from ne text to intricate graphics is rendered crisply and clearly. Brightness of 700 cd/m2 further enhances their performance in professional digital signage applications

Adaptable to Various Settings
Whether in a landscape or portrait orientation, Sharp PN-R556 55″ LCD monitors can be installed face up, face down, or tilted forward or backward at an angle of up to 90 degrees. Such flexibility helps you to incorporate these monitors into a wider-than-ever variety of settings.

Slim Body Suits Any Location
A slim design with a bezel of only 7.8 mm on all four sides helps onscreen images stand out and catch the viewer’s eye. Onscreen images beautifully ll the screen, reaching almost to the edges of the monitor. The subtle design of the monitors makes them a stylish t for virtually any location.

Hanging Installation
The design of Sharp PN-R556 55″ LCD monitors is robust enough that they can be suspended from the four corners of the rear housing. Each monitor is bundled with mounting brackets that allow you to suspend it easily using wires.

Functional Remote Control
The PN-R556’s newly designed remote control offers enhanced operability. For example, the
remote control and monitors can be assigned an identity number (from 0 to 9) for mutual recognition, which enables the remote to send commands to the targeted monitor only. The remote also lets you perform basic operations on connected HDMI®-CEC compatible devices, including power on/off. And it has three designated function buttons—HDMI, DisplayPort, and Option—to simplify input switching.

24/7 Operation
Built solid, Sharp PN-R556 55″ LCD monitors are ideal for use in demanding professional applications that require around-the-clock operation, seven days a week.


  1. Quality and Performance: Professional displays are typically built to higher standards with superior image quality and performance. They often feature advanced technologies like high color accuracy, wider color gamut, deeper black levels, and better image processing capabilities.
  2. Durability and Reliability: Professional displays are engineered to withstand continuous and demanding use in commercial environments. They are built with higher-quality components, have better heat management systems, and are designed to operate for extended hours without compromising performance or longevity.
  3. Connectivity and Customization: Professional displays often offer a wider range of input and output options to accommodate various professional devices and workflows. They may include specialized ports for connecting professional-grade cameras, video editing equipment, and other peripherals.


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  • VIP Pricing: Our volume grants us access to the best manufacturer pricing in the industry.
  • Service: We offer free, unbiased project consultation and a dedicated, experienced project manager.
  • Extras: We adapt to your project needs - KniTec can handle your warranty claims, installation, and content creation.

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