
Introduction
The 4.00 inch single-digit bi-color seven segment LED display, commonly known as a “7 segment display,” is a versatile component in the field of electronics. These displays are widely used in various devices due to their ability to clearly present numerical information. This article will delve into the features, applications, and benefits of the 4.00 inch single-digit bi-color seven segment LED display. We’ll also include case studies and user testimonials to illustrate its real-world applications and effectiveness.
Features of the 4.00 Inch Single-Digit Bi-Color Seven Segment LED Display
High Visibility
The 4.00 inch single-digit bi-color seven segment LED display offers high visibility due to its large size and bright illumination. The bi-color functionality allows for the display of two different colors, enhancing readability and the ability to convey additional information.
Durability and Reliability
Constructed with high-quality materials, these displays are designed to withstand harsh conditions and prolonged usage. Their reliability ensures consistent performance, making them ideal for critical applications.
Energy Efficiency
These displays are energy-efficient, consuming minimal power while providing bright and clear digits. This makes them suitable for battery-operated devices and applications where energy conservation is crucial.
Applications of the 4.00 Inch Single-Digit Bi-Color Seven Segment LED Display
Industrial Automation
In industrial automation, the 4.00 inch single-digit bi-color seven segment LED display is used to show numerical data on control panels and machinery. The dual-color feature allows operators to quickly identify different statuses or warnings, improving operational efficiency.
Consumer Electronics
These displays are also popular in consumer electronics, such as clocks, kitchen appliances, and home automation systems. Their straightforward integration and clear visibility make them a preferred choice for displaying numerical data in everyday devices.
Public Information Displays
In public information systems, these displays are used to provide clear and concise numerical information. For example, they are used in transportation hubs to display schedules or in public buildings to show room numbers or event times.
Benefits of Using 4.00 Inch Single-Digit Bi-Color Seven Segment LED Displays
Cost-Effective Solution
The 4.00 inch single-digit bi-color seven segment LED display is a cost-effective solution for displaying numerical information. Their relatively low cost compared to other display types makes them an economical choice for a wide range of applications.
Easy Integration
Integrating these displays into various electronic systems is straightforward. The availability of detailed 7 segment LED datasheets aids in the seamless incorporation of these displays into different projects.
Versatility
The bi-color capability adds versatility to these displays, allowing them to be used in more complex applications where multiple statuses or conditions need to be conveyed.
Case Studies: Real-World Applications
Manufacturing Plant Efficiency
In a manufacturing plant, the implementation of 4.00 inch single-digit bi-color seven segment LED displays significantly improved production line monitoring. By using the dual-color functionality, operators could easily distinguish between normal operations and warning conditions, leading to reduced downtime and increased efficiency.
Enhanced Public Safety
A city implemented these displays in its transportation system to show arrival and departure times at bus and train stations. The bi-color feature was used to indicate on-time and delayed statuses, providing clear and immediate information to passengers and improving overall public satisfaction.
User Testimonials
Michael S., Electronics Engineer
“The 4.00 inch single-digit bi-color seven segment LED display has been a game-changer for our projects. The visibility and reliability are exceptional, and the bi-color feature adds a layer of functionality that our clients love.”
Emily R., Product Designer
“Integrating these displays into our consumer products was a breeze. The clear digits and energy efficiency have significantly enhanced our product’s user experience.”
Conclusion
The 4.00 inch single-digit bi-color seven segment LED display is a highly versatile and reliable component suitable for a wide range of applications. Its high visibility, durability, and energy efficiency make it an excellent choice for electronics manufacturers and engineers. Whether in industrial automation, consumer electronics, or public information systems, these displays offer numerous benefits that can enhance both the functionality and user experience of various devices.
Call to Action
Ready to enhance your electronic projects with the 4.00 inch single-digit bi-color seven segment LED display? Explore our range of displays and find the perfect fit for your needs. Contact us today to learn more and place your order.

Features
- 4.00-Inch Digit Size: Large enough to ensure clear visibility, making it ideal for applications requiring sizable numeric displays.
- Bi-Color Functionality: Allows the display of information in two different colors, enhancing versatility and the ability to convey additional information through color-coding.
- Low Current Operation: Energy-efficient, making it suitable for both battery-powered and low-power devices.
- Common Anode and Cathode Options: Offers flexibility in circuit design, accommodating different electrical configurations.
- Excellent Character Appearance: High-quality display ensures digits are displayed crisply and clearly, enhancing readability.
- High Light Output: Bright display for easy reading under various lighting conditions.
- Easy Mounting on PC Boards or Sockets: Designed for straightforward installation, facilitating quick assembly in electronic systems.
- IC Compatible: Can be integrated with integrated circuits, making it suitable for complex electronic designs.
- Multicolor Availability: Despite being a bi-color display, it indicates the availability of multiple color options for other models or variants.
- Categorized for Luminous Intensity: Ensures consistent brightness across units, important for uniformity in display quality.
- Technically Rugged: Durable and reliable, capable of withstanding various operational environments.
- Standard Design: Gray Surface, White Segment: Offers a classic look with good contrast for ease of reading.
- RoHS Compliance: Meets environmental standards, adhering to regulations that restrict hazardous substances.
Applications
- Public Information Displays: Ideal for large displays in public spaces like transport stations, airports, or event venues where visibility from a distance is crucial.
- Industrial Control Panels: Suitable for use in industrial settings where large, clear, and color-differentiated numeric displays are necessary.
- Scoreboards and Timers: Perfect for sports arenas, gyms, or other venues requiring large, visible, and color-variable scoring or timing displays.
- Advertising Panels: Can be effectively used in advertising displays where large numbers and color variation are essential.
- Safety and Warning Signs: Useful in settings where color-coded numeric displays can convey critical information, such as in manufacturing plants or hazard zones.
Part No. (Cathode) | Part No. (Anode) | Emitting Color | Material | Peak Wavelength (nm) | Voltage typ.(v) | Voltage max. (v) | Luminous min | Luminous typ |
---|---|---|---|---|---|---|---|---|
BL-S400A-11DUG () |
BL-S400B-11DUG () |
Ultra Red |
AlGaInP |
660 |
2.5 |
132 |
||
BL-S400A-11EG () |
BL-S400B-11EG () |
Orange |
GaAsP/GaP |
635 |
2.5 |
75 |
||
BL-S400A-11EG |
BL-S400B-11EG |
Orange |
GaAsP/GaP |
635 |
2.5 |
50 |
75 |
|
BL-S400A-11EG |
BL-S400B-11EG |
Green |
GaP/GaP |
570 |
2.5 |
50 |
80 |
|
BL-S400A-11SG () |
BL-S400B-11SG () |
Super Red |
AlGaInP |
660 |
2.5 |
75 |
||
BL-S400A-11SG |
BL-S400B-11SG |
Hi Red |
GaAlAs/SH |
660 |
2.2 |
50 |
75 |
|
BL-S400A-11SG |
BL-S400B-11SG |
Green |
GaP/GaP |
570 |
2.5 |
50 |
80 |
|
BL-S400A-11UEUG () |
BL-S400B-11UEUG () |
Ultra Orange |
AlGaInP |
630 |
2.5 |
80 |