Close this search box.

P4 Indoor LED Display | 4mm Pixel Pitch

P4 Indoor LED Display LED screen for Varius fixed applications, high refresh rate high greyscale SMD LED video wall with 4mm pixel
SMD P4 Indoor LED Display

P4mm LED display belongs to a small pixel pitch led display screen which is designed to satisfy the demand of high-quality pictures and videos on the screen. P4mm indoor LED display features of SMD2121 encapsulations pattern, screen resolution of 62500 pixels density per square meter, and top quality LED chip. As an indoor small pixel pitch LED screen, the P4 full-color SMD LED display has advantages that other manufacturers can’t compare to, it makes image and video more clear and realistic — Incomparable in visual effect and video performance. In addition, we not only ensure our P4 LED display products are high quality, reliable, and stable products but also have an affordable price to save our customers unnecessary expenses.

Because of outstanding visual performance and up to 1800nits brightness, Colorlight P4mm indoor SMD LED display screens are greatly commended by our customers. Easy maintenance, good uniformity, high quality, high reliability, and stability quality make our P4 LED sign beyond comparison.  P4 LED signs offer better visual performance in indoor advertising media applications.  welcome to wholesale Indoor SMD p4mm full color LED display from us, P2.5mm, P3mm, P5mm, P6mm, P7.62mm, P10mm pixel pitch options are available too.


•Higher contrast ratio: High-quality SMD2121 LED to ensure the P4 LED sign has a high contrast rate and the video is clearer and showy.
•Perfect visual effect: 62500 pixels density per square meter and 4mm pixel pitch make the P4mm LED screen image clearer and the layering stronger.
•Wide viewing angle: With horizontal/160° and Vertical/160° viewing angles, the vivid picture or video showing on the screen will hold your eyes wherever different angles.
•Incomparable stability: We always put the stability of our products in the first position. High-quality LED, strict quality control, and hundreds of performance tests to ensure
each part works perfectly.
•Light and slim design: P4 LED sign adopts aluminum material to ensure the display’s lightweight and thickness, easy to handle and transport.
•Easy installation and maintenance: module design to ensure easy installation and maintenance, front or rear service access is available depending on your installation.
•Energy saving: The P4 LED screen uses High quality LED power supply to save your cost, and more to ensure the LED display continuously works.
•Low Brightness and High Gray scale:  Brightness can be adjustable, and keep superior consistency under low brightness status, even reduced to 20% brightness.


DescriptionTechnical parameter
LED moduleModule size320*160mm or 256*128
Pixel pitch4mm
Pixel density62500dots/m2
Pixel configuration1R1G1B
Led specificationSMD2121
Pixel resolution64*32 dots or 80*40 dots
CabinetDimension640x640mm/768x768mm/896X896mm/1024x1024mm are available
Power supply4pcs
Thermal dischargeFan*2pcs
Total weight45kg/m2
Best viewing angle16-300m
TemperatureStorage: -35°C~+85°C
Working: -35°C~+85°C
Thickness10cm can be adjustable
Remarks: cabinet size can changed, upon project need.
PowerWorking voltageAC220V/110V±10%
Average power consumption580-610W
Max. Power consumption≤800W/sqm
Current≤20mA(single LED)
Control systemCPUPentium4 or above
Operating systemWIN98/2000/NT/XP
Control methodSynchronization
Main technical parameterDriving device1/16 scan
Drive typeConstant Current driver IC
Refresh frequency≥480Hz
Grey scale/colors256 levels of each color(R/G/B)/16.7M color
Brightness of white balanceMore than 2500 cd/sqm
Brightness adjustment256 levels of each color(R/G/B)by software
Operating ambient humidity10%–95%
Video signalPAL/NTSC
Control systemDVI display card+full color controller card
Life span≥100,000hours
FlatnessTolerance of interpixel ≤0.3mm
Tolerance of modules clearance≤0.6mm
Power switchAutomatic switch
Display mode640*640
SoftwareLEDVISION or LEDStudio, or NovaLCT, etc
High quality LEDs

We choose high reliable and hign contrast NationalStar LEDs to ensure our LED display excellent performance, wide view angle and good consistency which meet the need of high definition, high refresh rate, high gray scale and keep natural color at one time with best color uniformity.

Best Driver IC

We use top driver ICs like MBI5124, ICN2037, or  ICN2053 for peak performance and stable images. Advanced ICs ensure reliable and clear displays in various applications.

Larger Viewing Angle

Vertical 160, horizontal 160 viewing visual, it offers you clear and natural images in all directions.

Related Post

Contact Us

Our sale team will give full support and price you needed.