Dustproof And Moisture-proof Large Backlight
Product Name: Dustproof and Moisture-proof Large Backlight
Material: Light guide plate, diffuser film, reflective film, LED strip, aluminum profile
Size: Customizable
Thickness: 1.2mm and above (customizable)
Advantages:
Longer Lifespan: Industrial-grade LEDs + driver, long battery life, low attenuation, suitable for the long-term operation of industrial equipment
Performance Customization: Backlight color temperature and beam angle can be adjusted as needed to match the visual adaptation requirements of industrial equipment
Superior Protection: Supports dustproof and moisture-proof customization, suitable for dusty and humid environments in industrial production lines.
- Fast Delievery
- Quality Assurance
- 24/7 Customer Service
Product Introduction
Rina Technology Co., Ltd. is one of the leading manufacturers and suppliers of dustproof and moisture-proof large backlight in China. Welcome to wholesale durable products in stock here and get quotation from our factory. All customized products are with high quality and low price.
Products Description
Introduction to Dustproof and Moisture-proof Large Backlight:

The Dustproof and Moisture-proof Large Backlight is a high-brightness backlight display component designed specifically for complex and harsh environments. It integrates professional dustproof and moisture-proof sealing technology with

large-area uniform light emission technology,making it widely applicable in industrial control, outdoor equipment, marine equipment, humid workshops, and other scenarios with strict environmental protection requirements.

This product uses a high-strength sealed structure as its core, combined with high-transmittance protective materials. It effectively prevents dust, moisture, oil, and other impurities from intruding into internal components, avoiding backlight failure and brightness decay.

Through optimized optical design of the light source arrangement, it achieves uniform, soft, and high-brightness light emission over a large area, providing stable backlight support for various display panels (such as LCD and OLED).
Advantages of Dustproof and Moisture-proof Large Backlight
1. - Superior Protection and Outstanding Durability:
The Dustproof and Moisture-proof Large Backlight adopts an IP65 or higher level of sealing design. The special sealing ring combined with a unibody molded shell effectively blocks the intrusion of dust, moisture, light rain, dew, and mildly corrosive gases, significantly reducing the risk of component aging and short circuits in harsh environments. Its lifespan is 3-5 times longer than ordinary large backlights, reducing subsequent maintenance costs.
2. - Wide compatibility and easy installation:
The Dustproof and Moisture-proof Large Backlight is compatible with various display panel interfaces and installation methods, allowing direct connection to industrial and outdoor display devices without complex modifications. Installation is simple and efficient. It also boasts wide temperature adaptability (-20℃~60℃), enabling stable operation in environments with large temperature differences, suitable for industrial, outdoor, and marine applications.
3.- Energy-saving and stable with extremely low power consumption:
Utilizing high-quality LED light sources and energy-saving driver chips, the Dustproof and Moisture-proof Large Backlight achieves 20%-30% lower energy consumption than traditional large backlights while maintaining high brightness. It also features uniform heat distribution and minimal energy loss. The light source exhibits strong stability and low brightness decay over long-term use, maintaining over 85% of its initial brightness even after thousands of hours of continuous operation, reducing the hassle of frequent replacements.
4. - Robust structure and strong anti-interference:
The shell is made of high-strength impact-resistant material, which not only has dustproof and moisture-proof properties, but also can resist minor collisions and vibrations, making it suitable for industrial sites, outdoor and other scenarios that are easily affected by external forces; at the same time, it has good electromagnetic anti-interference capabilities, which can avoid the influence of electromagnetic signals from surrounding devices on the backlight brightness and stability, ensuring that the display effect is not interfered with.
Instructions for Using the Dustproof and Moisture-proof Large Backlight
Installation Preparation:
Ensure the installation environment meets the requirements for the Dustproof and Moisture-proof Large Backlight (avoid prolonged immersion in water and contact with highly corrosive liquids). Prepare the appropriate installation tools, mounting accessories, and display panel. Check the product's appearance for damage, ensuring the sealing rings are intact, the light source is not loose, and the interfaces are free of dust and moisture.
Positioning and Installation:
Based on the display panel's dimensions and mounting hole positions, precisely position the Dustproof and Moisture-proof Large Backlight in the backlight mounting area of the display panel, ensuring a tight, gapless fit between the light-emitting surface and the display panel. Secure the backlight firmly using the provided screws (or clips), avoiding loosening that could reduce sealing performance, and avoiding over-tightening the screws to prevent damage to the casing or sealing rings.
Interface Connection:
Securely connect the power and signal interfaces of the Dustproof and Moisture-proof Large Backlight to the corresponding device's interface. After connection, check that the interface is properly sealed (some models are equipped with interface sealing caps; these must be installed after connection) to prevent dust and moisture from entering.
Power-on Testing:
Connect the power supply and turn on the device. Adjust the brightness of the Dustproof and Moisture-proof Large Backlight to a suitable range based on the ambient light intensity (avoid glare from strong light or insufficient brightness affecting the display). Observe whether the light emission is uniform and whether there are any abnormal flickering, black screen, or other abnormalities.
Applications of Side-entry Large-size Backlights

- Industrial Control Display Field:
Suitable for industrial control panels, CNC machine tool displays, and automation equipment monitoring screens, ensuring stable operation in high-temperature and dusty industrial production environments, providing clear display images for operators.

- Commercial Display Field:
Used in large advertising displays, outdoor screens, shopping mall guide screens, and exhibition displays. High brightness and uniform illumination ensure that advertising content and display information are clearly visible in bright light environments, attracting audience attention.

- Public Service Field:
Applied in traffic signs, airport/train station information displays, and hospital triage screens. Its long-term stable operation meets the need for continuous information display in public settings.

- Special Display Field:
Suitable for large-size in-vehicle displays, ship navigation displays, and military display equipment. Its high-temperature resistance and anti-interference characteristics meet the display requirements in special environments, ensuring the reliability of the display system.

RINA TECHNOLOGY
is a high-tech enterprise specializing in research, development, production ,sales of Optical LED products and provide the one step optical lighting solution for customers.Established in 2011, Hong Kong, after years of rapid development, Rina Tech has settled office and factory in Shenzhen,and has professional senior technicians and qualified managers,has a talented team for product research and designing.
Nowadays, we have laser cutting machines, printers, film cutting machines, injection molding equipments,high-standard assembly workshops, BM-7 clean machines and other advanced equipments.
Our factory daily output is more than 80000pcs. to cater for the market at home and abroad.With years of unremitting effort,RINA TECH has passed get the Registration Certificate ofCustoms Declaration Unit of the People's Republic of China , National Credit Cultivation Certificate and Get our own Brand already.
We has made many breakthroughs in researching and manufacturing and has
obtained lots of good reputation from oversea customers.
Now we has cooperated with and become strategic partner of some famous enterprises such as LG, Samsung, Lenovo etc."Living on Sincerity, following with Market, Advancing by Specialty" is our eternal philosophy,and the company motto is "Good at Production, Good for Society".
We look forward to cooperating with you to make the world better and future brighter!
FAQ

- Q: What is the specific dustproof and moisture-proof rating of the Dustproof and Moisture-proof Large Backlight?
A: The standard model of the Dustproof and Moisture-proof Large Backlight has a dustproof and moisture-proof rating of IP65, effectively preventing dust intrusion and resisting jets of water. Custom-made models can reach an IP67 rating, allowing for short-term immersion in water (depth not exceeding 1 meter, time not exceeding 30 minutes). Specific ratings can be customized according to the application scenario.
- Q: Can the Dustproof and Moisture-proof Large Backlight be customized in size?
A: Yes, the Dustproof and Moisture-proof Large Backlight supports on-demand customization, from backlighting for small industrial equipment (tens of centimeters) to backlighting for large outdoor displays (several meters). Customization is possible based on the user's display panel size and installation space requirements, while ensuring that luminous uniformity and protective performance are not affected.
- Q: What should I do if the brightness of the Dustproof and Moisture-proof Large Backlight decreases during use?
A: First, check if the mounting interface is loose and if the sealing ring is damaged (replace it immediately if damaged). Eliminate the possibility of dust or moisture intrusion. Second, check if the power supply voltage is stable; abnormal voltage can cause brightness decrease. If none of the above are the problem, it may be normal degradation after long-term use. Contact the manufacturer for maintenance or replacement of the light source component.
- Q: What is the approximate lifespan of the Dustproof and Moisture-proof Large Backlight?
A: Under normal operating conditions (meeting product protection requirements and with stable voltage), the Dustproof and Moisture-proof Large Backlight has a lifespan of over 50,000 hours, equivalent to approximately 5.7 years of continuous operation. This far exceeds the lifespan of ordinary large backlights, making it suitable for long-term stable operation.
- Q: Can the Dustproof and Moisture-proof Large Backlight be used in outdoor high/low temperature environments?
A: Yes, this product has a wide temperature adaptability. The standard model can work stably in environments from -20℃ to 60℃, while the specially customized model can be adapted to even lower (-40℃) or higher (80℃) temperature environments, which can meet the usage needs of different outdoor regions and seasons, and will not cause problems such as abnormal brightness or structural damage due to high and low temperatures.
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