Indoor
Lampro LDA || 4pro (P4) Indoor LED Display
The Lampro LDA 4pro board features a self-developed cabinet with a unique exterior, anti-dropping holes on both sides, and a bump-proof raised base for added durability. It offers efficient installation with 4PCS locating pins and 4PCS spring-loaded quick-locks, supporting both front and rear maintenance. Delivering high brightness (≥600nits), high contrast, and a 3840Hz refresh rate, it ensures smooth, vivid visuals. With excellent flatness, dual backup for power and signal, and support for seamless integration, it’s ideal for digital signage displays and advertising displays.
Pixel pitch4 mm
Best viewed from4 m+
Brightness800 nits
PriceRequest a quote per m², installed
Request itemised quote
Ask on WhatsApp Official warranty Installed by our engineers Spares in Kathmandu
Specifications
Pixel pitchP4
EnvironmentIndoor
LDA 4
Parameter | Value |
Pixel Pitch | 4mm |
LED Type | SMD2121 |
Module Resolution（W×H） | 80X40=3200 Pixels |
Pixel density（pixels/sq.m.） | 62500 dot/㎡ |
Module Size (WxH) | W320mmxH160mm |
Cabinet Size (WxHxD) | 640mmx480mmx71.5mm（With Back Cover） |
Cabinet Weight (kg/panel) | 8.1 kg |
Maintenance | Front and Rear maintenance |
Ingress Protection | IP30 |
Planeness | ≤0.5mm |
Cabinet Material | Die-casting Aluminum |
Single-dot Brightness Calibration | Support |
Brightness | 600 cd/㎡ |
Color Temperature | 2000K～9300K Adjustable |
Beam Angle（Hor/Ver°） | 160°/140° |
Brightness/Color Uniformity | ≥98% |
Contrast Ratio | 5000:1 |
Input Power | 331 W/㎡ |
Input Power | 99 W/㎡ |
Power Supply Input Voltage | AC200-240V，Frequency 47-63(Hz) |
Frame Changing Frequency | 60Hz |
Refresh Rate | 3840Hz |
Processing Depth | 12~14Bit |
Video Support | 2K、4K |
Life Span（hrs） | 100000hrs |
Working Temp/Humidity（℃/RH） | -20℃~45℃ / 10%~60%RH (No Condensation) |
Storage Temp/Humidity（℃/RH） | -20℃~50℃ / 10%~65%RH (No Condensation) |
Certification | CE/CB/ROHS/EAC |
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Prefer WhatsApp? +977 970-906-6376