The Dahua LDH55-SAI400TL is a 55-inch indoor wall-mounted LCD digital signage display featuring 4K UHD resolution, Android 11 OS, and 10-point capacitive touch. Smart-Boards supplies this industrial-grade unit across the GCC and Africa.
This 55-inch panel delivers 3840 x 2160 resolution with 500 nits brightness for clear indoor visibility. The Android 11 interface, powered by a quad-core processor, enables split-screen layouts and time-based scheduling. Remote platform management allows centralized control of content across multiple sites.
Built for 24/7 operation, the device supports landscape or portrait orientation with a 14.2 mm bezel. Connectivity includes HDMI 2.1, USB 3.0, and dual-band Wi-Fi 6. The metal casing and VESA 400 x 400 mm mount ensure secure installation in commercial environments.
Key features
- 4K UHD Touch Display - Features a 55-inch IPS/VA panel with 3840 x 2160 resolution and 10-point capacitive touch for interactive content.
- Android 11 Smart OS - Runs on Android 11 with 4 GB RAM and 32 GB storage, supporting split-screen layouts and media playback.
- Remote Management - Allows unified platform control and operation reports via B/S architecture for managing multiple devices remotely.
- Industrial Durability - Designed for 24/7 continuous operation with a metal casing and wide operating temperature range of 0 to 40 °C.
- Versatile Connectivity - Includes HDMI 2.1, USB 3.0, RJ-45 Ethernet, and 802.11ax Wi-Fi for flexible content delivery and network integration.
Ideal for: Suitable for corporate lobbies, educational institutions, and retail spaces requiring reliable digital information displays across the GCC and Africa.
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-SAI400TL
- Product type
- Touch Digital Signage Display
- Key features
- 10-point capacitive touch, 4K decoding, Android 11, Split-screen layouts, Time and location scheduling, Remote platform management, 24/7 operation, 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% (OC panel)
- 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
Touch
- Touch points
- 10-point multi-touch
- Touch response time
- 8 ms or more
- Touch technology
- Capacitive
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
- 1237.3 x 708.0 x 28.8 mm (without bracket)
- Weight
- 26.7 kg (net)
- Shipping dimensions
- 1324 x 805 x 130 mm
- VESA mount
- 400 x 400 mm
- Shipping weight
- 31.5 kg (gross)
- Bezel size
- 14.2 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?
Can this signage be used outdoors?
No, the Dahua LDH55-SAI400TL is designed for indoor use only, with an operating temperature range of 0 to 40 °C.
Is the touch functionality capacitive?
Yes, it features a 10-point capacitive touch interface with a response time of 8 ms or more for smooth interaction.
Does it support remote content updates?
Yes, the B/S architecture allows centralized remote management of programs by time and location across multiple units.
What mounting options are available?
It supports wall mounting using the included bracket and fits standard VESA 400 x 400 mm mounts for flexible installation.
Can it display content in portrait mode?
Yes, the display supports both landscape and portrait orientations, allowing flexible layout adjustments for different spaces.
Which countries can you deliver to?
Smart-Boards ships to GCC countries including UAE, KSA, Qatar, Kuwait, Oman, and Bahrain, as well as various African nations.
Do you provide installation services?
On-site installation is available within the UAE only. For other regions, the unit is delivered ready for local setup with remote guidance.
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?
Get a tailored quote for the GCC & Africa — pricing, availability and project support in one reply.