P1.25 COB Seamless Fine Pixel Pitch LED Display 600x337.5mm Die-casting AL Cabinet
COB seamless fine pitch LED display
,zero gap splicing LED video wall
,flat surface COB LED display
P1.25 COB Seamless Fine Pixel Pitch LED Display 600x337.5mm Die-casting AL Cabinet
Product Description:
The P1.25 COB Seamless Fine Pixel Pitch LED Display leverages the inherent flatness of Chip-on-Board technology to achieve ultra-smooth video wall surfaces with minimal gap tolerance. The 600x337.5mm die-casting aluminum cabinet paired with full flip-chip COB modules enables precision splicing for large-scale display applications. Designed for conference rooms, exhibition halls, and commercial spaces where visual continuity is critical.
Features:
- Full flip-chip COB process produces a naturally flat module surface, eliminating pixel-level height variations and achieving seamless visual continuity across cabinet boundaries.
- Precision die-casting aluminum cabinet with tight dimensional tolerance ensures consistent gap control between adjacent cabinets, creating a uniform video wall surface.
- HDI multi-layer circuit board design maintains uniform color and temperature distribution, preventing visible seam lines caused by thermal expansion differences.
- 3D ink printing technology on the module surface enhances contrast and creates a matte finish that hides subtle seam lines under ambient lighting.
- Cabinet-to-cabinet alignment mechanism with fine adjustment capability enables quick leveling during installation, reducing on-site calibration time.
- Front service access with magnetic module attachment allows individual module replacement without disrupting adjacent cabinets or creating new seam gaps.
- Common cathode driver IC reduces operating temperature, minimizing heat-induced cabinet deformation that can compromise long-term splicing flatness.
- Supports 3840Hz refresh rate and 16bit gray scale for consistent image quality across the entire video wall without visible banding at seam edges.
Technical Parameters:
|
Model |
P1.25 |
|
Pixel Pitch |
1.25mm |
|
LED Type |
Flip-COB (common cathode) |
|
Cabinet Dimension (mm) |
600*337.5*29.5 |
|
Cabinet Resolution |
480*270 |
|
Module Size(mm) |
150x168.75 |
|
Cabinet Weight |
4kg |
|
Cabinet Material |
Die-casting Aluminum |
|
Scan Mode |
1/60 or 1/27 |
|
maintenance |
Front service |
|
Brightness |
600/1500 nits |
|
Max Power |
330W/m² |
|
Avg Power |
100W/m² |
|
Waterproof Level |
Front: IP54 Rear: IP30 |
|
Refresh Rate |
>3840Hz |
|
Installation Type |
Mounting/Hanging/Stacking |
|
Gray Scale |
16bit |
Applications:
Conference room / exhibition hall / corporate lobby / shopping mall / museum gallery / control room / airport terminal / hotel ballroom / digital signage network / broadcast studio background / retail flagship store
FAQ:
Q1: How does COB technology contribute to seamless splicing compared to traditional SMD?
A1: COB (Chip-on-Board) encapsulates LED chips directly onto the PCB surface, creating a naturally flat module without the protruding LED packages found in SMD displays. This flat surface enables tighter physical alignment between modules and cabinets. The die-casting aluminum cabinet further ensures mechanical precision with a splicing gap tolerance of ≤0.1mm. While perfectly invisible seams at close distances remain a physical challenge for any tiled display technology, COB plus precision cabinet design achieves industry-leading uniformity for practical viewing distances.
Q2: What is the recommended viewing distance for a seamless appearance?
A2: For P1.25 COB displays, the seamless visual effect is achieved at approximately 1.5 meters and beyond for most content types. Static high-contrast test patterns may reveal seam lines at closer distances, which is normal behavior for any tiled LED display. For applications requiring pixel-level seamlessness at sub-meter distances, we recommend exploring direct-view fine-pitch LED or alternative display technologies. Our technical team can advise on optimal pixel pitch selection based on your specific viewing distance requirements.
Q3: How do you handle thermal expansion that may affect splicing over time?
A3: The HDI multi-layer PCB with common cathode driver design minimizes heat generation and ensures uniform temperature distribution across the module. The die-casting aluminum cabinet acts as a natural heat sink, maintaining dimensional stability. For large video walls in environments with significant temperature fluctuation, we recommend leaving appropriate expansion gaps in the mounting frame as specified in our installation guidelines.
Q4: Can damaged modules be replaced without disrupting the seamless appearance?
A4: Yes. The front-service magnetic module design allows individual module replacement without touching adjacent cabinets. Each replacement module is factory-calibrated to the same dimensional tolerance. After replacement, we recommend running the video wall calibration routine (supported by standard LED processors) to ensure color and brightness uniformity across the new module and surrounding panels. The physical flatness and gap control remain consistent thanks to the precision die-casting cabinet structure.
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HAbsolutely love the small pixel pitch LED displays we bought. The picture quality is crystal clear with amazing color accuracy. The after-sales service was prompt and highly professional, solving our minor issue within minutes. This is the best LED investment we've ever made. Highly recommend!
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