
Introduction
In the realm of digital display technology, the 4.0 inch height 5×7 LED dot matrix stands out for its robust performance and versatility. Known for its practical application as a dot matrix LED 5×7, this display technology enhances a wide range of devices, providing clear, customizable messaging crucial for user interfaces. This article delves into the features, applications, benefits, and real-world effectiveness of this display model, supplemented by case studies and user testimonials.
Key Features of the 4.0 Inch Height 5×7 LED Dot Matrix
The 4.0 inch height 5×7 LED dot matrix is highly valued in the tech community for its optimal balance of size and functionality. It uses a matrix arrangement that allows for the display of alphanumeric characters and simple graphics, vital for both commercial and industrial applications.
High Visibility and Flexibility
- Visibility: The size of the matrix ensures that it can be read from a distance, making it ideal for public information displays.
- Flexibility: Users can program the matrix to show different messages, which is essential for dynamic information updates.
Customization and Integration
- Customizable Displays: The matrix supports various colors and animations, providing flexibility to tailor the display to specific needs.
- Easy Integration: Compatibility with various microcontrollers and development platforms makes it a preferred choice for developers.
Applications of the 4.0 Inch Height 5×7 LED Dot Matrix
The dot matrix LED 5×7 is versatile, finding its place in various sectors:
- Public Transportation: Used in bus and train stations for route and schedule displays.
- Advertising: Employed in dynamic signboards to attract customer attention.
- Industrial Controls: Acts as a read-out display in manufacturing processes.
Advantages and Technological Benefits
Opting for a 4.0 inch height 5×7 LED dot matrix offers numerous benefits:
- Durability: LEDs are known for their long life and low maintenance needs.
- Energy Efficiency: Consumes significantly less power compared to traditional display technologies.
- Cost-Effective: Provides a high return on investment due to its durability and low operational costs.
Real-World Case Studies and User Feedback
Case Study 1: Urban Transport System
A city’s public transport system implemented the 4.0 inch 5×7 LED matrix to display real-time transit information, significantly enhancing commuter experience by providing timely and accurate updates.
Feedback from the Project Manager: “The adoption of the 5×7 LED dot matrix displays has revolutionized how we communicate with passengers, improving satisfaction and operational efficiency.”
Case Study 2: Industrial Manufacturing
An automotive manufacturer integrated these LED matrices into their assembly lines to display critical production data, reducing errors and increasing efficiency.
Testimonial from the Operations Director: “The clarity and adaptability of the 5×7 LED dot matrices have been crucial in streamlining our assembly operations and enhancing productivity.”
Conclusion
The 4.0 inch height 5×7 LED dot matrix represents a pivotal advancement in display technology. With its capacity for customization, energy efficiency, and broad applicability across various industries, this technology proves to be an invaluable asset for businesses looking to improve their display capabilities.
Call to Action: Upgrade your display solutions with the reliable and versatile 4.0 inch 5×7 LED dot matrix today and witness a significant enhancement in how you visualize data and engage with your audience!

Features
- 4.0-Inch Matrix Height (101.44mm): Large display area ensuring clear visibility, suitable for applications where sizeable visual impact is needed.
- Dot Size: 10.00mm, Circle Dot: Prominent, circular dots for enhanced visibility and aesthetic appeal.
- Column and Row Configuration: 5 Columns x 7 Rows: A matrix of 35 individual dots provides flexibility for displaying various symbols or characters.
- Dimensions (Width x Height): 76.00 x 106.50mm: Sizable yet efficient dimensions for effective display and spatial suitability.
- Bi-Color Selected: Ability to display in two different colors, enhancing the display’s versatility and visual appeal.
- Low Current Operation: Energy-efficient design suitable for both battery-powered and low-power electronic devices.
- High Contrast and Light Output: Ensures excellent readability in diverse lighting conditions.
- Compatible with ASCII and EBCDIC Code: Can display a broad range of characters and symbols, increasing utility.
- Stackable Horizontally: Allows for expanding the display area by aligning multiple units side by side.
- Column Cathode and Column Anode Available: Offers flexibility in electronic design for various circuit integrations.
- Easy Mounting on P.C. Boards or Sockets: Straightforward installation, facilitating efficient integration into electronic systems.
- Categorized for Luminous Intensity: Consistent brightness levels across units for uniform display quality.
- Technically Rugged: Durable and reliable, capable of enduring various operational environments.
- Standard Design: Gray Surface and White Dot: Visually appealing with high contrast for readability.
- RoHS Compliance: Meets environmental safety standards.
Applications
- Public Information Displays: Suitable for large, visible information displays in airports, stations, or event venues.
- Advertising and Retail Signage: Ideal for eye-catching displays in retail settings or for advertising purposes.
- Industrial Displays: Appropriate for displaying data, status messages, or alerts in industrial environments.
- Scoreboards and Event Timers: Useful in sports stadiums or event spaces for visible scoring or timing displays.
- Interactive Kiosks: Can be integrated into information kiosks in public areas, museums, or exhibitions.
- Educational Displays: Beneficial in educational settings for large visual aids or instructional content.
- Healthcare Signage: Suitable for displaying patient information or alerts in hospitals and clinics.
- Safety and Emergency Signage: Appropriate for displaying safety alerts, warning messages, or directional signs.
- Transportation System Displays: Effective in showing route numbers, schedules, or updates in transportation networks.
Part No. (Cathode) | Part No. (Anode) | Emitting Color | Material | Peak Wavelength (nm) | Voltage typ.(v) | Voltage max. (v) | Luminous min | Luminous typ |
---|---|---|---|---|---|---|---|---|
BL-M40A571B |
BL-M40B571B |
ultra Blue |
InGaN/SiC |
470 |
9 |
60 |
100 |
|
BL-M40A571D |
BL-M40B571D |
Super Red |
GaAlAs/DH |
660 |
4.2 |
120 |
180 |
|
BL-M40A571DUG (D) |
BL-M40B571DUG (D) |
Ultra Red |
AlGaInP |
660 |
2.5 |
180 |
||
BL-M40A571DUG (UG) |
BL-M40B571DUG (UG) |
Ultra Green |
AlGaInP |
574 |
2.5 |
200 |
||
BL-M40A571E |
BL-M40B571E |
Orange |
GaAsP/GaP |
635 |
5 |
75 |
120 |
|
BL-M40A571EG (E) |
BL-M40B571EG (E) |
Orange |
GaAsP/GaP |
635 |
2.5 |
120 |
||
BL-M40A571EG (G) |
BL-M40B571EG (G) |
Green |
GaP/GaP |
570 |
2.5 |
140 |
||
BL-M40A571EG |
BL-M40B571EG |
Orange |
GaAsP/GaP |
635 |
5 |
75 |
120 |
|
BL-M40A571EG |
BL-M40B571EG |
Green |
GaP/GaP |
570 |
5 |
82 |
140 |
|
BL-M40A571G |
BL-M40B571G |
Green |
GaP/GaP |
570 |
5 |
82 |
140 |
|
BL-M40A571PG |
BL-M40B571PG |
Ultra Pure Green |
InGaN/SiC |
525 |
9 |
170 |
250 |
|
BL-M40A571S |
BL-M40B571S |
Hi Red |
GaAlAs/SH |
660 |
4.2 |
100 |
155 |
|
BL-M40A571SG (G) |
BL-M40B571SG (G) |
Green |
GaP/GaP |
570 |
2.5 |
140 |
||
BL-M40A571SG (S) |
BL-M40B571SG (S) |
Super Red |
AlGaInP |
660 |
2.5 |
155 |
||
BL-M40A571SG |
BL-M40B571SG |
Green |
GaP/GaP |
570 |
5 |
82 |
140 |
|
BL-M40A571SG |
BL-M40B571SG |
Hi Red |
GaAlAs/SH |
660 |
4.2 |
100 |
155 |
|
BL-M40A571UB |
BL-M40B571UB |
ultra Blue |
InGaN/SiC |
470 |
9 |
80 |
120 |
|
BL-M40A571UE |
BL-M40B571UE |
Ultra Orange |
AlGaInP |
630 |
5 |
90 |
170 |
|
BL-M40A571UEUG (UE) |
BL-M40B571UEUG (UE) |
Ultra Orange |
AlGaInP |
630 |
2.5 |
170 |
||
BL-M40A571UEUG (UG) |
BL-M40B571UEUG (UG) |
Ultra Green |
AlGaInP |
574 |
2.5 |
200 |