The Dahua LDH55-SAI400L V2 is a 55-inch indoor wall-mounted LCD digital signage display offering 4K UHD resolution and Android 11 integration. Designed for continuous operation, it features split-screen management and remote platform control, supplied by Smart-Boards to businesses across the GCC and Africa.
This industrial-grade display utilises a 55-inch IPS or VA panel with 500 nits brightness and a 1,200:1 contrast ratio to ensure clear visibility in indoor environments. Powered by a quad-core 1.92 GHz processor and 4 GB RAM, it runs Android 11 and supports 4K decoding for smooth content playback. The metal casing and 10.3 mm bezel provide durability for lobbies or corporate hallways, while the 178° viewing angles accommodate diverse audience positions.
Smart-Boards supplies this Dahua model to schools, ministries, and companies in the UAE, KSA, Qatar, Kuwait, Oman, and Bahrain, as well as African markets. We offer live or virtual demonstrations to verify suitability for specific sites. Pricing is by quotation, with options for education, government, and bulk tenders. Delivery times depend on country and order size, confirmed on the quote, with on-site installation available within the UAE only.
Key features
- 4K UHD Visuals - The 55-inch screen delivers 3840 x 2160 resolution with 1.07 billion colours and 500 nits brightness for sharp, vivid content in well-lit indoor spaces.
- Android 11 Platform - Built-in Android 11 with a quad-core A55 processor and 4 GB RAM enables native app support and fast performance without external media players.
- Remote Management - B/S architecture allows unified platform management, enabling time and location scheduling of content and generation of operation reports from a central interface.
- Flexible Connectivity - Includes HDMI 2.1, USB 2.0/3.0, RJ-45 Ethernet, and dual-band Wi-Fi 6 for reliable wired or wireless content input and network integration.
- Continuous Operation - Designed for 24/7 use with standby power under 0.5 W and operating temperatures from 0 to 40 °C, ensuring reliability in commercial environments.
- Split-Screen Layouts - Intelligent split-screen capabilities allow free adjustment of page layouts, making it suitable for displaying multiple information streams simultaneously.
Ideal for: This display is ideal for corporate lobbies, educational institutions, and government offices requiring reliable digital information, suiting buyers across the GCC and Africa who need durable, manageable signage solutions.
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
- SD card slot
- TF card slot, up to 128 GB
- Model
- LDH55-SAI400L V2
- Product type
- Digital Signage Display
- Key features
- 4K decoding, Android 11, Split-screen layouts, Time and location scheduling, Remote platform management, 24/7 operation, Built-in speakers, Landscape or portrait
- Orientation
- Landscape or portrait
Display
- Colour
- Black
- Backlight
- ELED
- Brightness
- 500 cd/m²
- Colour depth
- 10 bit (8 bit + FRC), 1.07 billion colours
- Resolution
- 4K UHD
- Screen size
- 55"
- Surface protection
- Haze 25%
- Viewing angle
- 178° (H) / 178° (V)
- Aspect ratio
- 16:9
- Contrast ratio
- 1,200:1 (IPS, typical); 4,000:1 (VA, typical)
- Panel technology
- IPS / VA
- Response time
- 8 ms
System
- Processor
- Quad-core A55, 1.92 GHz
- Operating system
- Android 11
- RAM
- 4 GB
- Storage
- 32 GB
- Storage conditions
- -20 to 60 °C; 10% to 90% RH, non-condensing
Connectivity
- Ethernet (RJ45)
- 1 × RJ-45, 10/100/1,000 Mbps
- Wi-Fi
- 802.11 a/b/g/n/ac/ax, 2.4 GHz and 5 GHz
- Ports
- HDMI 2.1 In × 1, USB 2.0 × 1, USB 3.0 × 1, RJ-45 × 1, 3.5 mm audio out × 1
Camera & audio
- Speaker output
- 2 × 5 W
Physical & warranty
- Material
- Metal casing
- Mounting type
- Wall mount
- In the box
- Wall-mount bracket, remote control, user manual, energy label, legal and regulatory information
- Operating humidity
- 10% to 85% RH, non-condensing
- Operating temperature
- 0 to 40 °C (avoid direct sunlight)
- Power consumption
- 123 W (typical), 152 W (maximum)
- Standby power
- 0.5 W or less
- Dimensions
- 1232.6 x 703.4 x 25.0 mm (without bracket)
- Weight
- 20.5 kg (net)
- Shipping dimensions
- 1324 x 805 x 130 mm
- VESA mount
- 400 x 400 mm
- Shipping weight
- 25.3 kg (gross)
- Bezel size
- 10.3 mm
- Input voltage
- 100–240 V AC, 50/60 Hz
- Certifications
- CE EMC, CE LVD, CE ERP, RED
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 Dahua LDH55-SAI400L V2 available for delivery in African countries?
Yes. Smart-Boards supplies this model to African countries through established logistics partners. Delivery times vary by country and order size, which are confirmed on the quotation. We can arrange shipping to your location at the lowest possible cost.
Does Smart-Boards provide on-site installation outside the UAE?
No. On-site installation is available within the UAE only. For other countries, the unit is delivered ready for local setup. We provide remote guidance if needed to assist your local team with the mounting and configuration process.
What is the bezel size of this digital signage display?
The bezel size is 10.3 mm. This slim profile ensures minimal visual distraction when displaying content, which is important for professional environments in lobbies or conference rooms.
Can this display operate continuously?
Yes. The device is designed for 24/7 operation. It supports continuous playback of digital content and includes features like time scheduling and remote management to ensure efficient long-term use in commercial settings.
What mounting options are supported by the LDH55-SAI400L?
The display supports wall mounting with a VESA 400 x 400 mm pattern. It can be installed in landscape or portrait orientation. The package includes a wall-mount bracket for straightforward installation.
Does the unit include built-in speakers?
Yes. The display includes built-in speakers with a 2 x 5 W output. This allows for audio playback directly from the signage without requiring external audio equipment for most basic applications.
What is the power consumption of this signage?
The typical power consumption is 123 W, with a maximum of 152 W. Standby power is 0.5 W or less. It accepts 100–240 V AC input, making it compatible with standard power supplies in the GCC and Africa.
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
Ready to equip your space?
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