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Dahua Ultra Series 55-inch Video Wall Display Unit – LS550UDM-UF

Dahua

Dahua Ultra Series 55-inch Video Wall Display Unit – LS550UDM-UF

SKU LS550UDM-UF

The Dahua LS550UDM-UF is a 55-inch FHD video wall display unit designed for continuous operation in command and meeting centres. It features a 1.7mm ultra-narrow bezel and an industrial ADS panel. SmartRooms Oman supplies this unit with itemised quotations covering delivery and installation across all governorates.

Screen size
55"
Resolution
Full HD
VESA
600 × 400 mm, M6

Pricing

Price on request in OMR

Include in your quote
WhatsApp
Written quote usually within one business day Download datasheet (PDF)

  • 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
1920 × 1080 (Full HD)
Display Color
8-bit (16.7 million colours)
Brightness
500 nits

Ports and connections

HDMI Input
HDMI In × 2
DisplayPort
DisplayPort × 1
VGA input
VGA × 1 (D-sub)
Additional Ports
VGA, DVI-D, HDMI, DisplayPort, RS-232, Audio, IR

Size, weight and mounting

Weight
28 kg
Dimensions
1212.7 × 683.5 × 121.7 mm
Shipping Dimensions
1360 × 945 × 280 mm
VESA
600 × 400 mm, M6

Description

This 55-inch display delivers Full HD resolution (1920×1080) on an ADS LCD panel, ensuring wide viewing angles of 178° horizontally and vertically. The ultra-narrow 1.7mm panel-to-panel bezel minimizes visual disruption when multiple units are tiled together. Factory calibration ensures high colour uniformity across the entire video wall structure.

Built for industrial environments, the LS550UDM-UF supports continuous 24/7 operation with professional thermal design to extend device lifespan. It accepts 4K@60Hz signals via DP or HDMI inputs, making it suitable for high-definition content distribution. The modular structure allows for flexible floor-standing or wall-mounted installation in offices in Salalah, Sohar, or Nizwa.

Connectivity is extensive, including two HDMI, one DVI-D, one VGA, and one DisplayPort input, alongside RS232 control for system integration. The unit operates on AC 100V–240V power with low standby consumption. SmartRooms Oman provides tender support with datasheets and compliance statements for government and corporate projects throughout the Sultanate.

Ideal for: surveillance centres, command rooms, and corporate meeting spaces in Muscat, Salalah, and across the 11 governorates of Oman.

  • Ultra-Narrow Bezel – Features a 1.7mm panel-to-panel bezel width for minimal visual interruption in tiled configurations.
  • Industrial ADS Panel – Uses an industrial-grade ADS LCD panel designed for reliable 24 hours per day, 7 days per week operation.
  • High Brightness Output – Delivers 500 cd/m² brightness with a 1200:1 contrast ratio for clear image visibility in lit environments.
  • 4K Signal Input – Supports up to 4K@60Hz signal input via DisplayPort or HDMI interfaces for high-resolution content.
  • Flexible Connectivity – Includes 2× HDMI, 1× DVI-D, 1× VGA, 1× DP input, plus RS232 and audio ports for system control.
  • Dual Control Modes – Allows remote control via infrared remote or RS232 serial connection for integration into existing AV systems.
  • Modular Installation – Supports wall-mounted or floor-standing setups with a VESA 600×400mm mounting pattern for versatile deployment.
  • Low Power Consumption – Operates with typical power consumption of 180W and standby power under 0.5W for energy efficiency.

Specifications

Manufacturer specifications · confirmed on your quotation

Display

Screen Size
55 inch
Resolution
1920 × 1080 (Full HD)
Display Color
8-bit (16.7 million colours)
Brightness
500 nits
Backlight
Direct LED
Viewing Angle
178° (H) / 178° (V)
Surface Protection
Anti-glare, 3H hardness, haze 25%

Connectivity

HDMI Input
HDMI In × 2
DisplayPort
DisplayPort × 1
VGA input
VGA × 1 (D-sub)
Additional Ports
VGA, DVI-D, HDMI, DisplayPort, RS-232, Audio, IR
Audio in
Audio in × 1
Audio out
Audio out × 1
Serial Port
RS-232 × 1

Physical & warranty

Dimensions
1212.7 × 683.5 × 121.7 mm
Weight
28 kg
Shipping Dimensions
1360 × 945 × 280 mm
VESA
600 × 400 mm, M6
Power Consumption
180 W (typical), 195 W (max)
Power Standby
< 0.5 W
Operating Temperature
0°C to 50°C
Operating Humidity
10% to 80% RH

Other

Type
Video Wall
Key Features
ADS panel, 24/7 operation, ultra-narrow 1.7 mm bezel-to-bezel, anti-glare surface, 3D noise reduction, picture splicing, factory color calibration, IR and RS-232 control
More Information
Panel technology: ADS | Contrast ratio: 1,200:1 | Response time: 8 ms | Aspect ratio: 16:9 | Bezel: 1.7 mm (panel-to-panel gap) | Operating hours: 24/7

Complete the room

One quotation for the whole setup.

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

Downloads

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 Dahua LS550UDM-UF video wall display?

Yes, SmartRooms Oman is an authorised reseller of Dahua products. We supply the LS550UDM-UF 55-inch display unit to clients in Muscat, Sohar, Nizwa, and the entire Sultanate of Oman. We provide itemised quotations in Omani Rial with VAT shown, covering hardware, delivery, and installation labour.

Can you provide tender support for this display unit?

Yes, we support government and corporate tenders in Oman. Our team provides technical datasheets and compliance statements for the Dahua LS550UDM-UF upon request. Quotations can be issued in Arabic, English, or both, ensuring full documentation for your procurement requirements.

Is this display suitable for 24/7 continuous operation?

Yes, the LS550UDM-UF uses an industrial-level ADS LCD panel designed specifically for continuous 24/7 operation. It features professional thermal design to manage heat and extend device lifespan, making it suitable for command centres and always-on video walls.

What is the bezel width between adjacent panels?

The bezel width is 1.7mm from panel to panel (B2B). The active area to active area (A2A) spacing is 2.45mm. This ultra-narrow design minimizes gaps when multiple units are tiled together for large-scale video wall installations.

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