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Inverted COB LED Screen 4KIndoor Advertising Full Color
PRODUCT PARAMETERS
Description
Overview of Inverted COB LED Display
Inverted COB (Chip on Board) technology represents an advanced approach in LED display manufacturing, where the LED chips are mounted upside down compared to traditional COB configurations. This inversion allows for a more direct heat dissipation path from the chip to the substrate, improving thermal performance and potentially extending the lifespan of the LEDs. The inverted structure can also lead to better light extraction efficiency due to optimized optical paths and reduced internal reflections.


Features of Inverted COB LED Display
(1) RGB full inverted COB
(2) Unit aspect ratio 16:9, enabling point-to-point splicing at 720P, 1080P, 4K, 8K and above;
(3) Ultra-high reliability rate, pixel failure rate less than 5PPM;
(4) Anti-knock, moisture-proof;
(5) Common shade solution, fast heat dissipation, low power consumption, longer life;
(6) Ultra-high contrast ratio, large viewing angle, good module consistency, non-reflective;
(7) No bracket design, simplify the process, better quality control;
(8) Low brightness and high gray design: 14bit or more gray scale display under 300nits brightness;
(9) 15000:1 maximum contrast ratio and 16.7M high color reproduction display;
(10) The unit is made of cast aluminium, easy to dissipate heat, light weight and high precision;
(11) Maintainable in front and rear of the product;
(12) Fanless and silent design.
Detailed Parameters of Inverted COB LED Display
Model Number | P0.7 | P0.9 | P1.2 | P1.5 | |
Cabinet Parameters | Pixel Structure | Inverted COB | Inverted COB | Inverted COB | Inverted COB |
Pixel Pitch | 0.78mm | 0.9375mm | 1.25mm | 1.5625mm | |
Module Resolution | 192*216 | 160*180 | 120*135 | 96*108 | |
Module Size | 150mm*168.75mm | 150mm*168.75mm | 150mm*168.75mm | 150mm*168.75mm | |
Cabinet Size | 600mm*337.5mm | 600mm*337.5mm | 600mm*337.5mm | 600mm*337.5mm | |
Cabinet Resolution | 768*432 | 640*360 | 480*270 | 384*216 | |
Cabinet Weight | ≤8kg/panel | ≤8kg/panel | ≤8kg/panel | ≤8kg/panel | |
Materials | Die-cast Aluminum | Die-cast Aluminum | Die-cast Aluminum | Die-cast Aluminum | |
Pixel Density | 1638400dots/m2 | 1137777dots/m2 | 640000dots/m2 | 409600dots/m2 | |
White Balance Brightness | 500-800nits | 500-800nits | 500-800nits | 500-800nits | |
Color Temperature | 2000K—9500K | 2000K—9500K | 2000K—9500K | 2000K—9500K | |
Horizontal Angle | 160° | 160° | 160° | 160° | |
Vertical Angle | 160° | 160° | 160° | 160° | |
Lighting Point Center Distance Deviation | <3% | <3% | <3% | <3% | |
Optical and Electrical Parameters | Maximum Power Consumption | ≤425W/m2 | ≤375W/m2 | ≤325W/m2 | ≤325W/m2 |
Average Power Consumption | ≤200W/m2 | ≤175W/m2 | ≤160W/m2 | ≤160W/m2 | |
Power Supply Requirements | 100-240V AC 50-60HZ | 100-240V AC 50-60HZ | 100-240V AC 50-60HZ | 100-240V AC 50-60HZ | |
Processing Performance | Driving Method | Constant current drive 48 sweeps | Constant current drive 54 sweeps | Constant current drive 60 sweeps | Constant current drive 54 sweeps |
Frame Rate | 50&60Hz | 50&60Hz | 50&60Hz | 50&60Hz | |
Refresh Rate | ≥3840Hz | ≥3840Hz | ≥3840Hz | ≥3840Hz | |
Use Parameters | Theoretical Service Life | 100000hours | 100000hours | 100000hours | 100000hours |
Working Temp. Range | -10℃ — 40℃ | -10℃ — 40℃ | -10℃ — 40℃ | -10℃ — 40℃ | |
Storage Temp. Range | -20℃ — 60℃ | -20℃ — 60℃ | -20℃ — 60℃ | -20℃ — 60℃ | |
Working Humidity Range(RH) | 10 — 80%No condensation | 10 — 80%No condensation | 10 — 80%No condensation | 10 — 80%No condensation | |
Storage Humidity Range(RH) | 10 — 85%No condensation | 10 — 85%No condensation | 10 — 85%No condensation | 10 — 85%No condensation |


Precautions of Inverted COB LED Display
Before using this product, please read and understand the following precautions carefully, and keep them properly for future inquiries!
- Before operating the LED TV, please read the manual carefully, and abide by the regulations on safety precautions and related instructions.
- Guarantee that you can understand and comply with all safety guidelines, tips and warnings and operating instructions, etc.
- For product installation, please refer to the “Display Installation Manual”.
- When unpacking the product, please refer to the packaging and transportation diagram; take out the product; please handle it with care and pay attention to safety!
- The product is a strong power input, please pay attention to safety when using it!
- The ground wire should be safely connected to the ground with reliable contact, and the ground wire and zero wire should be isolated and reliable, and the access to the power supply should be far away from the high-power electrical equipment.
- Frequent power switch tripping, should be timely check and replace the power switch.
- The product can not be closed for a long time, it is recommended to use once every half month, 4 hours of power; in high humidity environment, it is recommended to use once a week, 4 hours of power.
- If the screen has not been used for more than 7 days, the preheating method should be used every time. The screen is lit: 30%-50% brightness is preheated for more than 4 hours, then adjusted to normal brightness 80%-100% to light up the screen body, and the moisture will be excluded, so that no abnormalities in use.
- Avoid turning on the LED TV in full white state, because the inrush current of the system is the largest at this time.
- Dust on the surface of the LED display unit can be gently wiped with a soft brush.
Applications of Inverted COB LED Display
- Indoor High-Resolution Displays: Ideal for environments requiring fine detail and vibrant colors, such as control rooms, command centers, and corporate lobbies.
- Broadcasting Studios: Used for live broadcasts and studio backdrops where consistent color reproduction and high brightness are critical.
- Retail and Advertising: Provides attractive and eye-catching visual content that can draw attention in commercial settings.
- Transportation Hubs: Airports, train stations, and other public transit areas benefit from large-format displays that convey information clearly even under varying lighting conditions.
- Entertainment Venues: Concert halls, theaters, and sports arenas use these displays for stage backgrounds, scoreboards, and audience engagement screens.
FAQs of Inverted COB LED Display
Q1: How difficult is it to maintain Inverted COB displays?
A1: Due to the use of more advanced encapsulation technology and materials, Inverted COB displays typically offer better protection, reducing the need for routine maintenance. In addition, the modular design makes it easier to replace or repair individual components.
Q2: Does Inverted COB technology support smaller dot pitch?
A2: Yes, Inverted COB technology enables smaller pixel pitches due to its high-density packaging capabilities, which helps create higher resolution displays that are ideal for applications requiring fine images.
Q3: What is the brightness and contrast performance of Inverted COB displays?
A3: Thanks to optimized optical paths and reduced internal reflection losses, Inverted COB displays provide higher brightness and contrast, ensuring excellent performance in a variety of lighting conditions.
Q4: How does this technology affect viewing angles?
A4: Inverted COB displays typically offer a wider viewing angle, which means better color and brightness consistency when viewed from different angles, providing viewers with a better visual experience.
Q5: What is the cost-benefit ratio of Inverted COB displays?
A5: Although the initial investment may be relatively high, Inverted COB displays tend to show good cost-effectiveness in the long term, considering their long life, low energy consumption, and low maintenance requirements. It is a worthwhile option to consider especially for those applications with stringent display requirements.
FAQs
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