The LG 55UM3DF is a 55-inch UHD digital signage display designed for commercial environments, offering 350 nits brightness and 18-hour duty cycle support. Smart-Boards supplies this IPS panel model across the GCC and Africa, with delivery and setup options tailored to regional logistics.
This 55-inch UHD display features an IPS panel delivering 3840 x 2160 resolution with a 1,100:1 contrast ratio and 350 nits of brightness. The 9.9 mm side bezel supports portrait or landscape orientation, while RS232C and RJ45 LAN ports enable network management. It is rated IP5x for dust resistance and includes SuperSign CMS compatibility for content updates.
As an authorised reseller, Smart-Boards provides this discontinued model to schools, ministries, and companies in the GCC and Africa. We confirm current availability or recommend successors via quotation. Shipping reaches GCC and African nations through established logistics partners, with on-site installation available in the UAE and remote guidance for other regions.
Key features
- UHD IPS Panel - Delivers 3840 x 2160 resolution with 350 nits brightness and 178° viewing angles for clear visual content.
- Commercial Duty - Designed for 18 hours per day operation with a 1,100:1 contrast ratio and 50,000-hour panel life.
- Control Connectivity - Includes RS232C In/Out and RJ45 LAN ports for centralized network management and signal monitoring.
- Flexible Mounting - Supports portrait and landscape orientation with a 300 x 300 mm VESA mount and up to 30° facedown tilt.
- Included Accessories - Supplied with a remote controller, power cord, quick start guide, regulation book, and phone to RS232C adapter.
Ideal for: Digital information kiosks, lobby displays, and retail signage for buyers across the GCC and Africa requiring durable, network-manageable displays.
Request a quote: email info@procure.ae or call +971 4 546 5041. Smart-Boards: supply and shipping across the GCC and Africa, installation in the UAE.
General
- Tilt range
- Up to 30° facedown (within 30 °C and 50% humidity)
- Model
- 55UM3DF
- Product type
- UHD Digital Signage Display
- Key features
- 350 nits IPS UHD panel, 1,100:1 contrast, 50,000-hour panel life, Portrait and landscape, RS232C and RJ45 control, SuperSign CMS, OPS compatible, IP5x rating
- IP rating
- IP5x
- Orientation
- Portrait and landscape
Display
- Colour
- Black
- Brightness
- 350 cd/m²
- Resolution
- 4K UHD
- Screen size
- 55"
- Viewing angle
- 178° (H) / 178° (V)
- Aspect ratio
- 16:9
- Contrast ratio
- 1,100:1
- Panel technology
- IPS
- Response time
- 8 ms
System
- OPS slot
- OPS-type compatible
- Operating hours
- 18 hours per day
Connectivity
- Ports
- RS232C In × 1, RS232C Out × 1, RJ45 LAN × 1, IR In × 1
Physical & warranty
- In the box
- Remote controller, power cord, quick start guide, regulation book, phone to RS232C adapter
- Operating humidity
- 10% to 80% RH
- Operating temperature
- 0 to 40 °C
- Power consumption
- 95 W (typical) / 140 W (maximum)
- Dimensions
- 1234.4 x 720.9 x 39.9 mm
- Weight
- 19.0 kg
- VESA mount
- 300 x 300 mm
- Bezel size
- 9.9 mm (sides), 14.4 mm (bottom)
- Input voltage
- 100–240 V AC, 50/60 Hz
- Power source
- Built-in power supply
- Certifications
- CB / NRTL, FCC Class A, CE, KC
How do I get a price for this product?
Do you deliver across the GCC and Africa?
Do you offer installation and setup?
Is there a warranty?
Can I order in bulk for schools or offices?
Is the LG 55UM3DF currently in stock?
This model is discontinued. Smart-Boards can confirm its availability or recommend the current successor model upon request. Contact our team for specific stock status and alternative options suitable for your project.
Which countries can receive delivery?
We ship to all GCC countries (UAE, KSA, Qatar, Kuwait, Oman, Bahrain) and various African nations. Delivery costs are minimised through established logistics partners, with timing confirmed in your quotation based on destination and order size.
Is installation included outside the UAE?
On-site installation is available only within the UAE. For other countries, the unit is delivered ready for local setup. We provide remote guidance if needed to assist your team with configuration and mounting procedures.
What is the maximum daily usage?
The display is rated for an 18-hour duty cycle, making it suitable for long-running commercial signage applications. It operates within 0 to 40 °C and supports up to 30° facedown tilt under specific humidity conditions.
Does it support network control?
Yes, it features an RJ45 LAN port and RS232C In/Out connections. This allows for centralized monitoring and control via SuperSign CMS or third-party signage software over a local network or serial connection.
What is the bezel width?
The bezel measures 9.9 mm on the sides and 14.4 mm at the bottom. These dimensions support tight-bezel multi-screen video walls for digital signage installations requiring precise visual alignment.
Can it be tilted facedown?
Yes, it supports up to 30° facedown tilt. This feature must be used within 30 °C ambient temperature and 50% humidity to ensure proper cooling and component longevity during operation.
Delivery across the GCC & Africa
We ship to the UAE, Saudi Arabia, Qatar, Kuwait, Bahrain, Oman and across Africa at the lowest possible cost through established logistics partners. Lead times and freight are stated clearly in your quotation.
On-site installation in the UAE
Professional installation, mounting and configuration are available within the UAE. Outside the UAE the product arrives ready for local installation, with remote setup guidance from our team.
- Export-grade packing and transit insurance
- Procurement-ready documents for tenders and projects
- Wall mount or mobile stand fitting (UAE)
- Manufacturer warranty, optional annual maintenance contract
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