
0.40 inch double numeric LED display
Illuminating Precision: The Impact of Seven Segment LED 0.4 Inch 2 Digit Displays
In the electronics display landscape, the seven segment LED 0.4 inch 2 digit display has emerged as a cornerstone for clarity, precision, and efficiency. This in-depth analysis aims to unfold the myriad of features, applications, and unparalleled benefits that these displays bring to the electronics industry, catering specifically to electronics manufacturers, engineers, purchasers, and administrators.
The Essence of 7 Segment Display Technology
At the heart of digital display technology, the 7 segment layout is instrumental. This design philosophy is integral to the 2 digit LED display, offering the simplicity and efficiency required for a myriad of applications. Right from the outset, it’s evident that these displays are not just about numbers but about a universal language of digital clarity.
Unveiling the Features of the 0.4 Inch Display
The seven segment LED 0.4 inch 2 digit display, known for its compact size and high visibility, incorporates leading-edge LED technology. This ensures longevity, reliability, and superior brightness, making these displays exceptionally suitable for a wide range of environments and applications.
Applications That Light the Way
From consumer electronics like digital clocks and calculators to more sophisticated equipment in medical and industrial sectors, the 2 digit LED display shines brightly. Its precise display capabilities make it an ideal choice for settings that demand accuracy and clear readability.
Advantages for the Electronics Sector
The incorporation of seven segment LED 0.4 inch 2 digit displays into electronic products offers numerous benefits, including reduced power consumption, enhanced product durability, and an overall boost in user interface quality. These advantages not only elevate the product’s appeal but also contribute to a more sustainable and cost-effective manufacturing process.
Real-World Success Stories
Delving into case studies reveals the transformative impact of these displays across various sectors. From retail to aerospace, the 7 segment displays have facilitated improvements in operational efficiency, customer satisfaction, and technological innovation.
User Testimonials: A Testament to Versatility
Hearing directly from those who have integrated these displays into their projects provides invaluable insights. Testimonials from engineers and purchasers highlight the ease of use, the adaptability, and the performance excellence of the seven segment LED 0.4 inch 2 digit displays.
The Future Is Bright
Looking forward, the evolution of 7 segment display technology promises even more innovative applications and efficiencies. This section forecasts upcoming trends and potential advancements in display technologies, ensuring that the seven segment LED 0.4 inch 2 digit display remains at the forefront of digital display solutions.
Conclusion: Why Embrace Seven Segment LED Displays?
Adopting seven segment LED 0.4 inch 2 digit displays is more than an upgrade; it’s a commitment to quality, precision, and efficiency in electronic displays. As this analysis concludes, the invitation is extended to electronics professionals to leverage these displays for enhanced product performance and market competitiveness.
Call to Action
Electronics professionals seeking to innovate and excel in their projects and products are encouraged to consider the seven segment LED 0.4 inch 2 digit displays as a key component in their design and manufacturing processes.

Features
- 0.40 Inch Digit Height (10.20mm): Offers clear and visible numeric displays, suitable for applications where compactness and readability are key.
- Compact Dimensions: Measuring 20.10 x 16.00 mm, it’s ideal for small-scale applications where space is at a premium.
- Low Current Operation: Energy-efficient design, which is particularly beneficial in battery-operated or power-sensitive devices.
- Common Anode and Common Cathode Availability: Provides flexibility in electronic design, accommodating different types of circuit configurations.
- Excellent Character Appearance: Ensures sharp and clear numeric displays for ease of readability.
- High Light Output: Bright display ensures visibility under various lighting conditions.
- Easy Mounting on PC Boards or Sockets: Simplifies the process of integration onto printed circuit boards or into sockets, easing assembly.
- IC Compatible: Can be easily interfaced with various integrated circuits, suitable for complex electronic systems.
- Multicolor Availability: Available in different colors, offering options for customization and various design requirements.
- Categorized for Luminous Intensity: Ensures uniform brightness across units for consistent performance.
- Technically Rugged: Durable and reliable, built to withstand various operational conditions and environments.
- Standard Design: Features a standard gray surface with white segments, offering a classic and clear display appearance.
- RoHS Compliance: Manufactured in compliance with environmental and health safety standards.
Applications
- Digital Clocks and Timers: Ideal for timekeeping devices in various settings such as schools, offices, or kitchen appliances.
- Electronic Scoreboards: Suitable for sports arenas and event venues for displaying scores, times, or other numerical information.
- Industrial Equipment: Used in machinery for displaying measurements, counts, or operational data.
- Consumer Electronics: Incorporated in appliances like microwave ovens, washing machines, and other household devices for setting displays.
- Medical Devices: Employed in medical equipment for showing readings, timers, and numerical data.
- Automotive Displays: Applicable for displaying information on car dashboards, such as temperature, fuel level, or other indicators.
- Control Panels: Used in control panels for machinery, HVAC systems, and industrial systems for clear numeric readouts.
- Telecommunication Equipment: Suitable for network devices and communication equipment for displaying numeric information.
Part No. (Cathode) | Part No. (Anode) | Emitting Color | Material | Peak Wavelength (nm) | Voltage typ.(v) | Voltage max. (v) | Luminous min | Luminous typ |
---|---|---|---|---|---|---|---|---|
BL-D40A-22B |
BL-D40B-22B |
Ultra Blue |
InGaN |
470 |
4.2 |
70 |
||
BL-D40A-22D |
BL-D40B-22D |
Super Red |
GaAlAs/GaAs,DH |
660 |
2.2 |
110 |
||
BL-D40A-22E |
BL-D40B-22E |
Red |
GaAsP/GaP |
635 |
2.5 |
55 |
||
BL-D40A-22G |
BL-D40B-22G |
Green |
GaP/GaP |
570 |
2.5 |
40 |
||
BL-D40A-22PG |
BL-D40B-22PG |
Ultra Pure Green |
InGaN |
525 |
4.5 |
185 |
||
BL-D40A-22S |
BL-D40B-22S |
Hi Red |
GaAlAs/GaAs,SH |
660 |
2.2 |
90 |
||
BL-D40A-22UE |
BL-D40B-22UE |
Ultra Red |
AlGaInP |
630 |
2.5 |
115 |
||
BL-D40A-22UG |
BL-D40B-22UG |
Ultra Green |
AlGaInP |
574 |
2.5 |
100 |
||
BL-D40A-22UHR |
BL-D40B-22UHR |
Ultra Red |
AlGaInP |
645 |
2.5 |
150 |
||
BL-D40A-22UR |
BL-D40B-22UR |
Ultra Red |
GaAlAs/GaAs,DDH |
660 |
2.2 |
150 |
||
BL-D40A-22UY |
BL-D40B-22UY |
Ultra Yellow |
AlGaInP |
590 |
2.5 |
115 |
||
BL-D40A-22W |
BL-D40B-22W |
Ultra White |
InGaN |
- |
4.2 |
70 |
||
BL-D40A-22Y |
BL-D40B-22Y |
Yellow |
GaAsP/GaP |
585 |
2.5 |
60 |
||
BL-D40A-22YO |
BL-D40B-22YO |
Ultra Amber |
AlGaInP |
619 |
2.5 |
115 |