Skip to content
Celebrating the 56th Glorious National Day of the Sultanate of Oman — 18 November
Desk opens Sun–Thu 8:00 Muscat 23:39
+968 9664 1360 sales@smartrooms.me Written quotes in Omani Rial · OMR
العربية
LG 55UL3J-N 55-inch UHD Signage Display (55UL3J-N.AMAD)

LG

LG 55UL3J-N 55-inch UHD Signage Display

MPN 55UL3J-N.AMAD;55UL3J-N.AMID SKU 55UL3J-N.AMAD

The LG 55UL3J-N is a discontinued 55-inch UHD digital signage display featuring IPS technology and webOS 6.0. It offers 4K resolution and built-in Wi-Fi for commercial environments. SmartRooms Oman provides quotation and tender support for this model across the Sultanate.

Screen size
55"
Resolution
4K UHD
VESA
300 × 300 mm
Storage
8 GB

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)
Display Color
10-bit, 1.07 billion colours
Brightness
400 nits

Built-in system

Operating System
webOS 6.0
Storage
8 GB

Ports and connections

Wi-Fi
Built-in
Connectivity Options
HDMI In × 3, RS232C In/Out, RJ45 (LAN) In, USB 2.0 × 2, Audio Out

Description

This 55-inch commercial display utilizes an IPS panel to deliver 3840 × 2160 resolution with 400 nits brightness. The 10-bit color depth produces 1.07 billion colours, while the 178-degree viewing angle ensures visibility in wide spaces. It supports portrait and landscape orientation with a 16-hour daily duty cycle.

Powered by webOS 6.0, the unit includes 8 GB of storage and built-in Wi-Fi for flexible content management. Connectivity options feature three HDMI inputs, RS232C, RJ45 LAN, and dual USB 2.0 ports. The display operates within 0 to 40 °C and includes a built-in speaker for audio output.

Ideal for: Digital signage in Omani schools, universities, ministries, and companies in Muscat, Sohar, Salalah, and Nizwa.

  • UHD IPS Panel – 55-inch screen with 3840 × 2160 resolution, 400 nits brightness, and 178-degree viewing angles.
  • webOS 6.0 Platform – Integrated operating system with 8 GB storage and built-in Wi-Fi for digital signage content.
  • Commercial Durability – Designed for 16 hours of daily operation with a duty cycle of 7 days a week.
  • Connectivity Options – Includes 3× HDMI In, RS232C In/Out, RJ45 LAN, and 2× USB 2.0 ports.

Specifications

Manufacturer specifications · confirmed on your quotation

Display

Screen Size
55 inch
Resolution
3840 × 2160 (4K UHD)
Display Color
10-bit, 1.07 billion colours
Brightness
400 nits
Refresh Rate
60 Hz
Viewing Angle
178° x 178°

System

Operating System
webOS 6.0
Storage
8 GB

Connectivity

Wi-Fi
Built-in
Connectivity Options
HDMI In × 3, RS232C In/Out, RJ45 (LAN) In, USB 2.0 × 2, Audio Out

Camera & audio

Speaker Output
Built-in speaker

Physical & warranty

Dimensions
1235 × 715 × 57.5 mm
Weight
14.0 kg
VESA
300 × 300 mm
Mounting Orientation
Portrait and landscape
Power Consumption
73.5 W (smart energy saving)
Power Standby
0.5 W
Operating Temperature
0 to 40 °C
Operating Humidity
10% to 80%
Certifications
CB, FCC Class A, CE, ErP (OldErP for Jordan), Energy Star

Other

Type
Digital Signage Display
Key Features
webOS 6.0, SuperSign CMS, SuperSign Control and Control+, SuperSign WB, SuperSign Media Editor, Signage 365 Care, Crestron Connected, screen share
Package Contents
Remote controller (2 batteries), power cord, regulation book, phone to D-Sub 9 gender, cable holder
More Information
Panel technology: IPS | Aspect ratio: 16:9 | Contrast ratio: 1,300:1 | Color gamut: DCI 80% | Response time: 8 ms | Operating hours: 16 hours a day, 7 days a week | Input voltage: 100–240 V AC, 50/60 Hz | Power source: Built-in power

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.
Is the LG 55UL3J-N available in Oman?

This model is discontinued. SmartRooms Oman can confirm current availability or recommend the latest successor model. Contact us for a quotation or alternative signage solutions suitable for your venue.

How do I request a quotation?

SmartRooms Oman provides itemised quotations in Omani Rial with VAT shown within one business day. We cover all 11 governorates, from Musandam to Dhofar, including delivery and installation via partner teams.

Can you support government tenders?

Yes, we provide datasheets and compliance statements for government tender requirements. Our team assists with documentation in Arabic, English, or both to meet official procurement standards in the Sultanate.

What are the display specifications?

The LG 55UL3J-N features a 55-inch IPS panel with 4K UHD resolution, 400 nits brightness, and 178-degree viewing angles. It operates on webOS 6.0 with 8 GB storage and built-in Wi-Fi.

What connectivity ports are included?

The unit includes three HDMI inputs, RS232C In/Out, an RJ45 LAN port, and two USB 2.0 ports. It also features an Audio Out jack and supports orientation in both portrait and landscape modes.

More in Digital Signage

All Digital Signage (1489) All products A–Z