Product Detail
The P4 Indoor SMD LED Screen from Leyarled is a factory-direct screen for retail stores and similar projects, built to run every day without babysitting. It uses a 4mm pixel pitch, 1920-3840 Hz refresh and a sealed cabinet, and it ships with the layout drawing, control configuration and spare modules already matched to your order.

P4 Indoor SMD LED Screen: key features
- Sealed cabinet with pressure valve – moisture cannot be pulled in when the screen heats and cools through the day.
- Calibrated at the factory before packing – brightness and colour are matched across cabinets so a 50 sqm wall still reads as one surface.
- NovaStar and ColorLight compatible control – sending cards and processors can be sourced locally or supplied with the screen.
- Front-service magnetic modules – a failed module is swapped in minutes without removing the cabinet from the frame.
Technical specifications
| Parameter | Value |
|---|---|
| Pixel pitch | 4mm |
| Module size | 256*128mm |
| Brightness | 800-1200 cd/sqm (adjustable) |
| Refresh rate | 1920-3840 Hz |
| Scan mode | constant current, high scan |
| Protection | IP40-IP54 indoor |
| LED lamp | Kinglight / Nationstar |
| Cabinet material | Die-cast Aluminium |
| Lifespan | 100,000 hours |
| Warranty | 3 years |
Values above are the standard configuration for this P4 Indoor SMD LED Screen. Cabinet size, brightness and control system can be changed per project; the final datasheet is issued with the PI before production starts. Panels are tested against IEC 60068 environmental test methods for temperature, humidity and vibration.
Product details
2023 Professional Production P4 Indoor Full Color LED Display P2 P3 P4 P5 For Meeting Room Church Conference TV Studio
1, Our led display screen can play various video file formats compatible only if the file can be played on
3, Our led display is PC connected and synchronously show all kinds of word, text, graph, picture, flash,
4, Our led display have free control system software with on-line update and 12 kind of language including
- Wooden case or flight case,you are the boss.
Where the P4 Indoor SMD LED Screen is used
- Retail stores – promotional walls and window displays.
- Conference and hotel lobbies – welcome screens and event schedules.
- Corporate offices – reception media walls and internal comms.
- Education – lecture theatres and campus wayfinding.
A note on the P4 Indoor SMD LED Screen: indoor walls are judged on black level and uniformity, so we run a low-brightness calibration before shipping.
Installation, delivery and warranty
For the P4 Indoor SMD LED Screen, indoor screens are typically wall-mounted on a bracket or recessed into a joinery frame. Because the viewing distance is short, we set brightness to 600-1200 nits and use a low-brightness calibration so the wall does not glare in a dim room.
A magnetic front-service module means the screen can sit flush against a finished wall. Delivery is 7-12 working days for standard cabinets and 15-20 days for a full project with structure and control. The screen carries a 3-year warranty covering modules, power supplies and receiving cards, with spare parts held in Shenzhen for five years after the order.
Frequently asked questions
What is the lead time for a P4 Indoor SMD LED Screen order?
Standard P4 cabinets ship 7-12 working days after the deposit clears. Custom cabinet sizes, curved frames or a project-specific power distribution add 3-5 days. We send a production photo set before the goods leave the factory.
Can you build this P4 Indoor SMD LED Screen in a custom size?
Yes. Send the wall width, height and viewing distance and our engineer returns a cabinet layout, a resolution map and a power estimate within 24 hours. Non-standard sizes are cut from the same cabinet family, so spares stay interchangeable.
How is the P4 Indoor SMD LED Screen shipped and what about spare parts?
Plywood case or flight case, sea or air freight, with a 2-3% spare module and power supply allowance included in the carton. Every order carries a serial list so a spare module can be matched to the cabinet it came from.
Request a quote for the P4 Indoor SMD LED Screen
Send the screen size, viewing distance and project country to our engineers and you will get a layout drawing, a resolution map and a factory price within 24 hours. More models in this range are listed under Indoor Full Color LED Display, and you can reach the sales team through the contact page. If you are comparing suppliers, ask each one for the same three things: module brand, power supply brand and the spare-part ratio in the carton – that is where quotations usually differ.




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