P4 Outdoor LED Display Module SMD1921 320x320mm Ultra Thin 37mm 5500nits
P4 outdoor LED display module
,SMD1921 320x320mm LED module
,ultra thin 37mm 5500nits module
The P4 outdoor SMART MODULE LED display module from the SMART BLOCK series integrates the power supply, receiving card and PCB board into one ultra-thin 320x320x37mm panel weighing only 1.6kg. Equipped with high-brightness SMD1921 lamp beads rated at 5500 nits, this IP67 waterproof module is engineered for outdoor advertising, digital signage and billboards, delivering seamless splicing with flexible straight or curved installation.
- Ultra-thin modular design: only 37mm thick and 1.6kg per panel — ultra-thin and lightweight for easy rigging.
- High-brightness LED lamp beads: SMD1921 lamp beads deliver 5500 nits with lower energy consumption.
- 2-in-1 signal and power cable: a single cable transmits signal and power together, simplifying wiring and installation.
- Efficient heat dissipation: built-in heatsink structure maintains stable performance in continuous outdoor operation.
- IP67 high protection level: dustproof and waterproof, with VO-grade fireproof material for safe, reliable operation.
- Strong magnetic module: quick disassembly and installation; front and rear maintenance available without a professional engineer.
- Bevel edge design: 45° bevel edge supports straight or curved splicing in various shapes — wall, ceiling or raked at any angle.
- Smart all-in-one integration: power supply, receiving card and PCB board integrated into one panel for easy individual assembly.
- High refresh rate: 3840Hz refresh rate without flickering when switching, for a stable picture and seamless splicing with fine details.
- Anti-fall wire rope: extra safety protection for hanging installation.
- Long LED lifetime: 100,000 hours rated lifetime for long-term outdoor advertising operation.
| Technical Parameters | Outdoor LED Display Module |
|---|---|
| Product model | P4 (SMART BLOCK Series) |
| Pixel pitch (mm) | 4mm |
| Panel size (W x H x D) (mm) | 320 x 320 x 37 |
| Panel resolution (pixel) | 80 x 80 |
| LED type | SMD1921 |
| Brightness (cd/m²) | 5500 |
| Pixel density | 62,500 dots/sqm |
| Contrast ratio | 5000:1 |
| Horizontal viewing angle | 140° |
| Vertical viewing angle | 140° |
| Gray level | 16384 |
| Refresh rate (Hz) | ≥3840 |
| Max. AC power consumption | 780W/m² |
| Avg. AC power consumption | 244W/m² |
| Input voltage | 100–240 VAC, 50~60 Hz |
| Operating temperature | -30°C ~ +55°C |
| Storage temperature | -40°C ~ +80°C |
| Protection grade | IP67 |
| Working environment | Outdoor |
| Material of the housing | Fire-resistant PC (VO grade) |
| LED lifetime (hours) | 100,000 |
| Weight (kg/panel) | 1.6 |
Designed for outdoor advertising, digital signage, billboards, automobile stores, store windows, airports and high-speed rail stations, exhibition halls and brand chain stores. The 320x320mm IP67 waterproof module can be installed straight or curved — on a wall, ceiling or raked at any angle — giving creative freedom for LED displays at every position.
Q1: What can you buy from us?
A1: LED display, LED screen, LED sign, LED modules, LED billboard, and more.
Q2: Why should you buy from us and not from other suppliers?
A2: After 15 years of development, Visual World Co., Ltd has accumulated rich R&D experience and operates first-class automated production equipment, a standard clean automated production plant and anti-static system devices.
Q3: Do you offer any discount?
A3: Yes, we will offer a certain price until it matches your target.
Q4: Is it possible to have my logo on the product?
A4: We fully support customized logo service. As an original OEM/ODM manufacturer of LED video wall screens, we provide the best service and product solutions to all customers.
Q5: What is your MOQ?
A5: Any quantity is acceptable for your order, and the price is negotiable for large quantities.
Q6: Can it play HD video?
A6: Yes, it can realize HD video function with a Novastar or Colorlight controlling system.
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