Dual 5G Industrial Router: Advanced Connectivity for Industrial IoTDescription: Discover the SR800-D series, a cutting-edge dual 5G industrial router featuring dual SIM slots, multiple network backups, and robust industrial-grade design. Ideal for high-speed, reliable connectivity in challenging industrial environments.Keywords: Industrial 5G router, dual SIM, dual 5G, industrial IoT, network redundancy, VPN, SNMP, remote management, Yeaplink, SR800-D seriesEnglish Translation:As the product manager at Yeaplink, I’m thrilled to introduce our latest industrial-grade 5G dual SIM router – the SR800-D series. This product is the culmination of our team’s dedication to providing the most reliable and efficient network connectivity solutions for industrial IoT applications. Let me walk you through the advantages of this product, focusing on its dual SIM features.Dual SIM Design: Ensuring ConnectivityWhen designing the SR800-D series, we emphasized the importance of dual SIM slots. Why are dual SIM slots so crucial? Allow me to explain:

industrial 5G LTE（SR800-D）

1. Network Redundancy In industrial environments, network interruptions can lead to severe consequences. Our dual SIM slot design allows for the simultaneous use of SIM cards from different operators, achieving true network redundancy. When one network experiences issues, the device can seamlessly switch to the other network, ensuring communication continuity. This is invaluable for industrial applications that require 24/7 uninterrupted operation.
2. Flexible Network Strategies The dual SIM slot design allows users to formulate flexible network strategies based on different application needs. For instance, one SIM card can be used for primary data transmission, while the other serves as a backup or for specific types of data transmission. This flexibility enables users to optimize network usage according to their actual requirements.
3. Cost Optimization Network rates and coverage vary across regions and operators. With the dual SIM slot design, users can choose the most cost-effective operator with the best signal, thereby optimizing communication costs. This can result in significant savings for customers with large-scale deployments or cross-regional applications.
4. Cross-border Application Support For customers with multinational operations, our dual SIM slot design is a godsend. You can use local SIM cards from different countries in the two slots, avoiding expensive international roaming fees while ensuring network continuity when crossing borders.

Dual 5G: A Leap in PerformanceIn the SR800-D series, we’ve not only provided dual SIM slots but also implemented a dual 5G module configuration. This innovative design brings significant performance improvements:

1. Ultra-high Bandwidth The two 5G modules can work simultaneously, theoretically doubling the available bandwidth. This is particularly important for applications requiring large data transfers, such as high-definition video surveillance or big data analysis. Our customers report a quantum leap in data transfer speeds after adopting the SR800-D.
2. Enhanced Reliability The dual 5G modules not only provide network redundancy but also achieve load balancing. Even if one module fails or experiences poor signal, the other module can ensure normal network operation. This greatly improves the stability and reliability of the entire system.
3. Adaptation to Complex Network Environments In some industrial environments, signal interference or shielding may occur. The dual 5G module configuration increases the device’s ability to capture the best signal, improving adaptability in challenging environments. Our customers report that even in underground workshops with poor signal conditions, the SR800-D maintains stable network connections.
4. Future Expandability 5G technology is still rapidly evolving, with the potential for new frequency bands or technologies to be introduced in the future. Our dual 5G module configuration leaves room for future network upgrades and expansions, protecting our customers’ investments.

Other Highlights of the SR800-DIn addition to the core advantages of dual SIM and dual 5G, the SR800-D series boasts many other noteworthy features:

1. Powerful Processing Capability: Equipped with 512MB of memory (expandable to 1GB) and 4GB EMMC storage (expandable to 8GB), ensuring the device has sufficient resources to handle complex network tasks.
2. Diverse Interfaces: Besides the dual 5G modules, we provide 1 WAN port, 4 LAN ports, RS232 and RS485 serial ports, as well as optional Wi-Fi functionality, meeting various connection needs.
3. Industrial-grade Design: Full metal chassis, wide voltage input (DC 9~36V, expandable to 9-60V), natural heat dissipation for noiseless operation, and various protective measures ensure reliable operation in harsh environments. Our product has passed IP30 protection grade certification and operates in a temperature range of -35°C to 75°C, adapting to various stringent industrial environments.
4. Rich Software Features: Supports multiple VPN protocols, firewall, QoS management, traffic control, and other functions to meet network management needs in different scenarios. We also support SNMP protocol and a dedicated device management platform, facilitating remote configuration, monitoring, and troubleshooting for IT administrators.
5. Intelligent Functions: Integrated DTU functionality, support for various industrial protocols such as Modbus and MQTT, allowing easy integration into existing industrial automation systems.
6. Easy Management and Maintenance: Supports multiple configuration methods (Web, Telnet, SSH, etc.), and is compatible with SNMP protocol and our specially developed STAR DEVICE MANAGER cloud platform for efficient remote centralized network management.
7. Security Performance: We understand the importance of data security for industrial clients. The SR800-D series supports multiple security features including firewall, VPN, access control lists, effectively protecting industrial networks and data security.
8. Flexible Installation Methods: We offer multiple installation options, including desktop placement, DIN rail mounting, and wall mounting, flexibly adapting to different installation requirements.

Real-world Application CaseLet me share a recent success story. A large manufacturing enterprise with multiple production bases nationwide needed a reliable network solution to connect these scattered factories, enabling real-time transmission of production data and remote equipment monitoring. They chose our SR800-D series, deploying these dual 5G routers in each factory.The results were impressive:

1. Significantly Improved Network Stability: The dual SIM dual 5G design ensured communication could continue even if one operator’s network experienced issues.
2. Greatly Increased Data Transfer Speed: The high bandwidth characteristic of 5G allowed for real-time transmission of large amounts of production data, providing a solid foundation for the company’s data analysis and decision-making.
3. Simplified Remote Management: Through our cloud platform, the IT team could easily manage hundreds of devices distributed across the country, greatly reducing management costs and response times.
4. Strong Adaptability: Whether in workshops with severe electromagnetic interference or outdoor environments with large temperature fluctuations, the SR800-D performed excellently, maintaining stable operation.
5. Cost Savings: By flexibly using networks from different operators, the company optimized communication costs while improving network quality.