1. Industry Background

With the implementation of the “dual carbon” strategy, the new energy industry is experiencing rapid growth. Photovoltaic power generation, wind power equipment, energy storage systems, charging piles, and new energy vehicle electronic control units are becoming increasingly common. These applications not only require efficient energy conversion and storage but also demand real-time, clear, and stable data and status displays to help users and maintenance personnel monitor operations effectively.

Among various display technologies, LED digital tubes stand out with their high brightness, low power consumption, fast response, and long service life, making them an important display and indication solution in the new energy sector.

2. Typical Applications of LED Digital Tubes in New Energy

Photovoltaic Inverters

Function: Display voltage, current, power, temperature, fault codes, and other operating data.
Requirements: Outdoor use, high brightness, high temperature resistance, UV resistance.

Energy Storage Systems (BMS)

Function: Display SOC, voltage, charge/discharge status, alarm information.
Requirements: Low power consumption for long-term operation; multi-digit real-time display.

EV Charging Piles

Function: Display charging voltage, current, remaining time, and cost.
Requirements: Readable under strong light, dustproof and waterproof, large-size multi-digit display.

Wind Power Equipment Control Cabinets

Function: Display turbine speed, power output, fault codes.
Requirements: Industrial-grade reliability, anti-electromagnetic interference.

3. LED Digital Tube Solutions

High Brightness and Wide Viewing Angle

Equipped with high-brightness LED chips (red/green/yellow/blue/white available), ensuring visibility even in outdoor sunlight.
Optimized lens design for wide viewing angles, allowing easy reading from multiple positions.

Weather Resistance and Stability

Encapsulation with flame-retardant epoxy resin or silicone, featuring UV resistance, high temperature endurance, and humidity protection.
Protection grade up to IP54–IP65, suitable for long-term outdoor operation.

Energy Saving and Long Lifespan

Very low operating current per LED, much lower power consumption compared to LCD backlight solutions.
Lifespan of 50,000–100,000 hours, reducing maintenance costs.

Multiple Specifications and Modular Design

Sizes from 0.36″, 0.56″, 0.8″, 1.0″, to 1.8″, with customization options available.
Can be combined into multi-digit display modules for flexible applications.

Intelligent Driving and Compatibility

Supports multiple driving interfaces (serial, parallel, I²C, SPI), ensuring easy integration with MCU, DSP, and PLC systems.
Compatible with both common cathode and common anode types, reducing design complexity.

4. Application Value

• Enhanced User Experience: Intuitive and clear data display.
• Operational Safety: Fault codes displayed in real-time, enabling quick response.
• Reduced Maintenance Costs: High reliability and long service life minimize replacements.
• Aligned with Green Energy Goals: Low power consumption fits the energy-saving and eco-friendly concept of the new energy industry.

5. Conclusion

As a mature and reliable display solution, LED digital tubes hold broad application prospects in the new energy industry. From photovoltaics to energy storage, from EV charging piles to wind power equipment, they provide clear, intuitive operational data and strong support for system operation and maintenance. In the future, as new energy application scenarios continue to expand, LED digital tubes will evolve toward higher brightness, lower power consumption, intelligent integration, and modularization—remaining an essential part of display solutions in the new energy sector.