COB GOB Micro LED Display

COB GOB Micro LED Display

 

What is COB GOB LED Display?

 

COB LED Display screen is a high-resolution LED display module that is designed for indoor applications. The cob led screen module is manufactured using Chip-On-Board (COB) technology, which makes it more efficient and reliable compared to traditional LED displays. COB is full flip chip technology, with new visual impact. COB LED displays often used in indoor and outdoor advertising, digital signage, sports events, and concerts.

 

GOB LED display screen is an innovative LED lamp sealing on module surface with transparent epoxy glue, so called GOB technology. lt has a great protection of the LED on the PCB, good enough to use in the harsh environment, it is waterproof, dustproof,anti-uv and anti crash, avoiding the LED lamp dropping easily.

COB & GOB LED Screen Display Video

 

As a specialized cob/gob led display manufacturer/supplier, HongWei LED provides COB & GOB LED screen display featured P0.9mm, protection on gob & cob led screen surface.

COB GOB Micro LED Display For Sale

GOB & COB LED Screen Display Advantages

 

  · COB+GOB technology, can do small pixel pitch like 0.6mm, 0.9mm, 1.2mm, 1.5mm…Moisture-proof, Anti-collision, Anti-static, Dust-free, Anti-oxidation.

  · Energy saving by 30%, brightness can be adjustable from 600-1500 nits.

  · 2K 4K 8K design: point to point splicing, the visual effect is softer and smoother.

  · Dual power and sign backup are optional: When one electric and signal failure, the other electric and signal immediately fill in, the display will not be interrupted.

  · Ultra slim wall-mounting frame, easy installation.

16:9 Golden Ratio

LED panel size is 600x337.5mm

Cable free connection

Working stable, fast installation and maintenance

Ultra-thin design

3cm thickness, Die casting aluminum cabinet with high precision

Very low failure rate

Full flip chip technology, with new visual impact

GOB & COB LED Screen Display Application

Our COB and GOB LED displays are widely used in retails, conferences, studios, exhibitons, control centers, etc. It has the advantages of small pixel pitch, high brightness, high contrast, wide viewing angle, and low energy consumption. It can provide clear, vivid, and smooth image and video display effects. It is a high-performance, multi-purpose LED display solution.

Observation Room

P0.9 Micro LED Display

P1.2 LED Wall

Exhibition Hall

Art Gallery

Monitoring Center

Observation Room

Energy Control Center

GOB & COB LED Screen Display Installation

Hanging installation and stacking installation for led display cob&gob are both easy for installation with simple aluminum frame.

GOB & COB LED Screen Display Accessories

All in one style, we provide full set solutions with all accessories of LED module cob screen and make all procedures easily.

Led Panel

Video Processor

Power Cable

Conneting Plate

Wooden Case

How to replace the damaged LED module cob screens?

We will supply you the front service tool, then you can replace the damaged led module cob screens easily.

COB LED Display VS Traditional Led Displays

 

Packaging Technology

Traditional LED display: In a traditional LED display, individual LED chips are mounted on a substrate, and each LED is encapsulated with a plastic or resin package. These individual packages are then mounted onto a circuit board.

COB LED display: In a COB LED display, multiple LED chips are directly mounted on a single substrate without individual packages. The LED chips are closely packed together to form a high-density array.

 

Pixel Density

Traditional LED display: Due to the packaging of individual LED chips, traditional LED displays may have some spacing between each LED, leading to slightly lower pixel density.

COB LED display: The absence of individual packages in COB LED displays allows for higher pixel density, as the LEDs can be positioned very close to each other, resulting in a more seamless and visually appealing display.

 

Heat Dissipation

Traditional LED display: Since each LED is packaged separately, heat dissipation can be relatively better as the individual packages act as heat sinks to some extent.

COB LED display: Heat dissipation in COB LED displays can be more challenging because all the LED chips are tightly packed together on a single board, which may require additional thermal management measures.

 

Color Uniformity

Traditional LED display: The packaging of individual LEDs may result in slight variations in color and brightness between different LEDs, leading to potential color non-uniformity across the display.

COB LED display: COB technology can help achieve better color uniformity since the closely packed LEDs share the same substrate and manufacturing process, resulting in more consistent colors and brightness.

 

Cost and Complexity

Traditional LED display: The assembly process for traditional LED displays can be more intricate due to the need to mount and align individual LED packages on the circuit board.

COB LED display: COB LED displays can simplify the manufacturing process since multiple LED chips are pre-packaged on a single board, reducing assembly complexity and cost.

 

Other Seires Of LED Screen Display

Frequently Asked Questions About COB GOB Micro LED Displays

Explore answers to common questions about COB, GOB, and Micro LED display technologies. Learn how to choose the right fine-pitch LED display solution for your indoor visual projects.

What is the main difference between COB and GOB LED displays?
The core difference lies in the packaging technology and intended application. COB (Chip on Board) directly packages chips on the PCB for higher pixel density and impact resistance. This makes it the premier choice for ultra-fine pixel pitches (e.g., P0.9, P1.2) requiring extremely high contrast and seamless visuals. GOB (Glue on Board) applies a transparent, impact-resistant epoxy over standard SMD modules, offering an IP65-level front protection. GOB is generally more cost-effective for pixel pitches above P1.5 and environments requiring physical durability.
What is the typical pixel pitch available for Micro LED displays?
Hongwei COB Micro LED displays typically range from P0.6mm, P0.7mm, P0.9mm to P1.25mm. This ultra-fine pitch allows for seamless 4K or 8K resolution within compact boardroom walls or high-end residential cinemas, maintaining image sharpness even at a viewing distance of less than 1 meter.
Do COB LED displays consume less power and generate less heat than SMD?
Yes. COB technology eliminates the thermal resistance found in traditional SMD packaging, allowing heat to dissipate directly through the PCB and aluminum structure. Combined with common-cathode technology, our COB displays operate at a 15-20% lower temperature and reduce overall power consumption by up to 30%, thereby significantly lowering HVAC and electricity costs for 24/7 commercial operations.
Is the brightness of Micro LED / COB displays sufficient for indoor retail use?
More than sufficient. Our Micro LED and COB displays deliver a high brightness of 800 to 1,200 nits and an exceptional contrast ratio of up to 10,000:1. This ensures that even under harsh, direct spot-lighting in luxury retail stores, the screen avoids glare and displays vibrant, true-to-life colors.
What certifications are required for COB/GOB displays entering the European market?
CE and RoHS certifications are mandatory; Hongwei products come fully certified with CE, RoHS, FCC, and PSE for global compliance.
What is the minimum order quantity (MOQ) for COB/GOB LED panels?
Hongwei understands that high-end COB Micro LED projects often require prototyping or pilot testing. Therefore, we offers a flexible MOQ of just 1 cabinet for your local quality and software compatibility testing.
How are COB LED displays packaged for international shipping?
COB chips are precision components and are fragile, shock-resistant packaging solutions. We utilize custom-cut anti-static EPE foam for internal cushioning and house the units in either heavy-duty flight cases (for rental applications) or reinforced plywood crates (for fixed installations). This multi-layered protection ensures the displays can withstand the rigors of long-distance sea or air transport. Prior to shipment, every display undergoes a rigorous 48- to 72-hour aging test.
How do you prevent surface reflection on GOB and COB screens in bright rooms?
We apply a specialized Matte/Anti-Glare (AG) surface treatment option to both our COB encapsulation and GOB protective coatings. This diffuses ambient light reflections from windows or ceiling lamps, maintaining a wide 170° viewing angle without losing color saturation.

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