65" · 4K UHD · Android 13
LG
LG 55UM3DF 55-inch UHD Signage Display
MPN 55UM3DF-B.AMA
SKU 55UM3DF-B.AMA
The LG 55UM3DF is a discontinued 55-inch UHD digital signage display designed for commercial environments in Oman. Featuring a 350-nit IPS panel and IP5x rating, it supports 18-hour daily operation. SmartRooms Oman assists with availability checks and successor recommendations.
- Screen size
- 55"
- Resolution
- 4K UHD
- OPS slot
- OPS-type compatible
- VESA
- 300 × 300 mm
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Written quotation in OMR
Pricing, availability and warranty on one document.
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Manufacturer warranty
Terms confirmed on your quotation.
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All 11 governorates
Delivered from Muscat to Dhofar.
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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
- Viewing Angle
- 178° (H) / 178° (V)
Size, weight and mounting
- Weight
- 19.0 kg
- Dimensions
- 1234.4 × 720.9 × 39.9 mm
- VESA
- 300 × 300 mm
- Mounting Orientation
- Portrait and landscape
Description
This 55-inch commercial display delivers 3840 × 2160 resolution on an IPS panel with a 9.9 mm side bezel. The unit operates for up to 18 hours daily at 350 nits brightness. It includes RS232C and RJ45 ports for system integration. The display weighs 19.0 kg and fits standard 300 × 300 mm VESA mounts.
SmartRooms Oman supplies AV solutions across Muscat, Sohar, and Salalah for this product line. While the 55UM3DF is discontinued, our team confirms current availability or recommends compatible successors. We provide itemised quotations in Omani Rial with VAT. Tender support includes datasheets and compliance statements for government projects.
Ideal for: Lobby directories, corporate messaging boards, and retail information points in Oman requiring durable 18-hour daily displays.
- UHD IPS Panel – Features a 55-inch screen with 3840 × 2160 resolution and 178-degree viewing angles for clear visibility.
- IP5x Protection – Rated IP5x to resist dust ingress, ensuring reliability in diverse Omani commercial environments.
- Commercial Durability – Designed for 18-hour daily operation with a 50,000-hour panel life and 350 nits brightness.
- Integration Ports – Includes RS232C In/Out and RJ45 LAN ports for secure control and network connectivity.
- Flexible Orientation – Supports portrait and landscape modes with up to 30-degree facedown tilt capability.
- Slim Bezel Design – Features a 9.9 mm side bezel and 14.4 mm bottom bezel for clean multi-display installations.
- OPS Compatibility – Includes an OPS-type slot for adding compatible media players to the signage system.
Specifications
Manufacturer specifications · confirmed on your quotation
Display
- Screen Size
- 55 inch
- Resolution
- 3840 × 2160 (4K UHD)
- Brightness
- 350 nits
- Viewing Angle
- 178° (H) / 178° (V)
System
- OPS slot
- OPS-type compatible
Connectivity
- Connectivity Options
- RS232C In × 1, RS232C Out × 1, RJ45 LAN × 1, IR In × 1
Physical & warranty
- Dimensions
- 1234.4 × 720.9 × 39.9 mm
- Weight
- 19.0 kg
- VESA
- 300 × 300 mm
- Mounting Orientation
- Portrait and landscape
- Tilt
- Up to 30° facedown (within 30 °C and 50% humidity)
- Colour
- Black
- Power Consumption
- 95 W (typical) / 140 W (maximum)
- Operating Temperature
- 0 to 40 °C
- Operating Humidity
- 10% to 80% RH
- Certifications
- CB / NRTL, FCC Class A, CE, KC
Other
- 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
- Package Contents
- Remote controller, power cord, quick start guide, regulation book, phone to RS232C adapter
- More Information
- Aspect ratio: 16:9 | Contrast ratio: 1,100:1 | Response time: 8 ms | Panel technology: IPS | Operating hours: 18 hours per day | Bezel: 9.9 mm (sides), 14.4 mm (bottom) | Input voltage: 100–240 V AC, 50/60 Hz | Power source: Built-in power supply | IP rating: IP5x
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 55UM3DF still available?
The LG 55UM3DF is a discontinued model. Our team in Muscat can confirm current stock levels or recommend a current successor with equivalent specs. Contact us for an itemised quotation in Omani Rial.
Can you support tenders for this display?
Yes. We provide datasheets and compliance statements for government tenders in Oman. Our documentation service covers all 11 governorates, ensuring you meet submission requirements for public sector projects.
What is the duty cycle?
The display is rated for an 18-hour daily duty cycle. It operates within 0 to 40 °C and supports portrait or landscape orientation for flexible commercial installations.
Does it include a wall mount?
No, the package includes a remote controller, power cord, and quick start guide. The display supports standard 300 × 300 mm VESA mounting hardware, which is sold separately.
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