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Samsung QBN 55-inch Digital Signage Display – QB55N (LH55QBNEBGC/UE)

Samsung

Samsung QBN 55-inch Digital Signage Display – QB55N

MPN LH55QBNEBGC/UE SKU LH55QBNEBGC/UE

The Samsung QB55N (LH55QBNEBGC/UE) is a 55-inch 4K UHD digital signage display designed for commercial environments. It features 350 nits brightness and RS232 control. SmartRooms Oman supplies this model across the Sultanate.

Screen size
55"
Resolution
4K UHD
VESA
200 × 200 mm

Pricing

Price on request in OMR

Include in your quote
WhatsApp
Written quote usually within one business day

  • Written quotation in OMR

    Pricing, availability and warranty on one document.

  • Manufacturer warranty

    Terms confirmed on your quotation.

  • All 11 governorates

    Delivered from Muscat to Dhofar.

  • Quotations in Arabic & English

    Ask for Arabic, English or both.

The product, in detail.

Screen and picture

Screen Size
55 inch
Resolution
3840 × 2160 (4K UHD)
Brightness
350 nits
Refresh Rate
60 Hz

Physical specifications

Weight
17.4 kg
Dimensions
1238.6 × 714.2 × 59.0 mm
VESA
200 × 200 mm
Power Consumption
143 W (on mode), 0.5 W (sleep mode)

Description

This 55-inch display delivers a 3840 × 2160 resolution with a 4,700:1 contrast ratio, ensuring clear visual content. The 10.5 mm bezel supports professional multi-screen installations. It operates on 100–240 V AC power, consuming 143 W in on-mode. The unit weighs 17.4 kg and fits standard 200 × 200 mm VESA mounts.

Connectivity includes two HDMI inputs, DVI, USB ports, and RS232 for centralized management. Built-in Wi-Fi allows flexible network integration without extra cabling. The display withstands operating humidity from 10% to 80% RH. SmartRooms Oman provides itemised quotations in Omani Rial, covering hardware and installation services for all 11 governorates.

Ideal for: Corporate lobbies in Muscat, educational institutions in Salalah, and government offices requiring reliable 4K digital signage.

  • 4K UHD Clarity – Delivers 3840 × 2160 resolution with 350 nits typical brightness for clear signage.
  • Commercial Connectivity – Includes HDMI, DVI, USB, RS232, and Wi-Fi for flexible system integration.
  • Energy Efficient – Rated A energy efficiency with 143 W consumption in on-mode and 0.5 W in sleep mode.
  • Reliable Operation – Operates in 10% to 80% RH humidity with an 8 ms response time and 60 Hz refresh rate.
  • Slim Design – Features a 10.5 mm top/side bezel and 59.0 mm depth for clean wall mounting.

Specifications

Manufacturer specifications · confirmed on your quotation

Display

Screen Size
55 inch
Resolution
3840 × 2160 (4K UHD)
Brightness
350 nits
Refresh Rate
60 Hz
Viewing Angle
178° (H) / 178° (V)

Connectivity

Connectivity Options
Wi-Fi; HDMI In × 2, DVI In, USB × 2, IR In, Audio In, Audio Out (stereo mini jack), RS232 In, RS232 Out, RJ45 In

Physical & warranty

Dimensions
1238.6 × 714.2 × 59.0 mm
Weight
17.4 kg
VESA
200 × 200 mm
Power Consumption
143 W (on mode), 0.5 W (sleep mode)
Operating Humidity
10% to 80% RH, non-condensing

Other

Type
Digital Signage Display
Key Features
4K UHD resolution, 350 nits typical brightness, 4,700:1 contrast ratio, 60 Hz refresh rate, 8 ms response time, Wi-Fi, RS232C control, energy efficiency A
More Information
Contrast ratio: 4,700:1 | Response time: 8 ms | Color gamut: 72% | Input voltage: 100–240 V AC, 50/60 Hz | Bezel: 10.5 mm (top and sides), 11.8 mm (bottom)

Complete the room

One quotation for the whole setup.

Select what else the room needs — we will price it together, with delivery and installation.

Delivery & installation in Oman

Delivered to Muscat, Salalah, Sohar, Nizwa and every other governorate, with installation available through our partner teams. Lead time for this model is confirmed on your written quotation.

Stock held in Muscat for fast-moving models — ask for current availability.

Questions about ordering

How do I get a price?
Ask for a written quotation. Use Request pricing on any product page, WhatsApp +968 9664 1360 or email sales@smartrooms.me with the model or part number, the quantity, the delivery location in Oman and whether installation is needed. The quotation covers pricing, availability, warranty and installation options.
Do you deliver across Oman, and how long does it take?
Yes — to Muscat, Salalah, Sohar, Nizwa and the other governorates. Lead time depends on the model, quantity and configuration, so it is confirmed in writing on the quotation and again when your purchase order is acknowledged.
Do you install?
Yes. Installation is available across Oman through our partner installation teams. Its scope — mounting, cabling, positioning, commissioning and handover — is written into the quotation, so anything outside it is clear before the visit.
What warranty applies?
The manufacturer's warranty applies, with the terms confirmed on your quotation. The quotation states the warranty holder, period and service level, and we coordinate any claim with the manufacturer or its authorised service partner on your behalf.
Do you support government tenders?
Yes. We quote tender quantities and supply what a tender file needs: an itemised quotation addressed to your entity, manufacturer datasheets, technical compliance sheets, the delivery and installation scope, and a warranty statement.
Can I get the quotation in Arabic?
Yes — in Arabic, English or both. Manufacturer datasheets are usually published in English.
Does SmartRooms Oman supply the Samsung QB55N?

Yes. We are an authorised reseller of Samsung products and supply the QB55N (LH55QBNEBGC/UE) across the Sultanate. We provide itemised quotations in Omani Rial with VAT shown, covering delivery and installation.

What is the brightness level of this display?

The Samsung QB55N offers 350 nits typical brightness. This level ensures readable content in standard commercial indoor environments without requiring excessive backlight intensity.

Can this display be managed remotely?

Yes. The unit includes RS232 In/Out ports and built-in Wi-Fi. These features allow for centralized control and network-based management of signage content and settings.

Does SmartRooms Oman support government tenders for this product?

Yes. We provide tender support including datasheets and compliance statements for government projects in Oman. Our team assists with documentation for ministries and public sector clients.

What are the physical dimensions of the display?

The screen measures 1238.6 × 714.2 × 59.0 mm. The VESA mounting pattern is 200 × 200 mm. The total weight is 17.4 kg, suitable for standard commercial wall mounts.

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