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High Quality Upgraded Mini CPE Router(SR820)
High Quality Upgraded Mini CPE Router(SR820)
High Quality Upgraded Mini CPE Router(SR820)
High Quality Upgraded Mini CPE Router(SR820)
High Quality Upgraded Mini CPE Router(SR820)
High Quality Upgraded Mini CPE Router(SR820)

High Quality Upgraded Mini CPE Router(SR820)

  • Network SupportIndustrial-grade 5G module
  • ModelSR820
  • VoltageWide power input DC 9~36V
  • Interface4 LAN ports, one of which can be reused as WAN port, 1 RS232, 1 RS485
  • BrandKEY-IOT
  • Dimensions135*98*55.5mm
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A Compact 5G CPE Router with Unmatched Performance

In the realm of IoT connectivity, size and performance often go hand in hand. However, YourCompany is proud to present the SR820, a compact 5G CPE router that defies expectations. Despite its small form factor, the SR820 delivers powerful features and robust performance, making it the ideal choice for IoT applications that demand reliability and efficiency.

Compact Design, Uncompromised Functionality

The SR820 CPE router boasts a compact and sleek design, with dimensions of just 135mm x 98mm x 55.5mm (excluding antenna mounting components). Its small size allows for easy integration into various IoT setups, whether it's in industrial environments, smart cities, or remote locations. Despite its compact form factor, the SR820 doesn't compromise on functionality. It offers a wide range of features and capabilities that rival larger CPE routers in the market.

Dual-Network Backup for Uninterrupted Connectivity

One of the standout features of the SR820 CPE router is its ability to support dual-network backup. With two SIM card interfaces (drawer-type, supporting 1.8V/3V SIM/UIM cards), the SR820 enables seamless connectivity even in the event of network disruptions. By leveraging both 4G and 5G networks, the SR820 ensures uninterrupted access to critical data and services, minimizing downtime and enhancing the reliability of your IoT applications.

High-Speed Wireless Performance

The SR820 CPE router supports the latest wireless technologies, including 5G NR and Wi-Fi 6 (optional). With a theoretical maximum speed of 866.7Mbps (or up to 1774Mbps with Wi-Fi 6), the SR820 enables high-speed data transmission, ensuring smooth and efficient communication between IoT devices. Whether you're streaming real-time data, transferring large files, or enabling remote monitoring, the SR820 delivers the performance you need.

Robust Connectivity Options

Despite its compact size, the SR820 CPE router offers a comprehensive set of connectivity options. It features 4 Ethernet ports (10M/100M/1000M adaptive MDI/MDIX), providing reliable wired connectivity for your IoT devices. Additionally, the SR820 comes equipped with 4 antenna interfaces for 4G/5G (SMA male, 50 ohms impedance) and 2 antenna interfaces for 2.4G/5.8G Wi-Fi (SMA, 50 ohms impedance), ensuring optimal wireless performance in various deployment scenarios.

Advanced Security Features

Security is a top priority in IoT deployments, and the SR820 CPE router takes it seriously. The device features a powerful firewall with full state packet inspection (SPI), defense against denial of service (DoS) attacks, and access control lists (ACL) to safeguard your network from unauthorized access. With support for various VPN functions, including IPsec, L2TP, PPTP, OpenVPN, GRE, GRETAP, and Vxlan, the SR820 ensures secure and encrypted data transmission between devices.

Seamless Integration and Customization

The SR820 CPE router is designed to seamlessly integrate into your existing IoT ecosystem. Running on the Linux OpenWrt system, the device provides a flexible and customizable platform for user secondary development. With comprehensive development guidelines available, you can tailor the CPE router's functionality to your specific requirements. The SR820 supports various industrial protocols, including MQTT and Modbus, enabling smooth communication with your IoT devices.

Efficient Network Management
Managing and monitoring your IoT network is streamlined with the SR820 CPE router. The device supports SNMP and is compatible with our proprietary Star Device Manager (Star Cloud Platform), enabling efficient remote centralized network management. With comprehensive logging capabilities and real-time traffic monitoring, you can gain valuable insights into your network's performance and make informed decisions.


In the world of IoT connectivity, the SR820 compact 5G CPE router stands out as a powerful and reliable solution. Despite its small size, the SR820 delivers uncompromised performance, advanced features, and seamless integration capabilities. Whether you're deploying IoT applications in industrial environments, smart cities, or remote locations, the SR820 CPE router ensures uninterrupted connectivity and efficient data transmission. Choose YourCompany's SR820 and experience the perfect balance of compactness and performance in your IoT ecosystem.

 Hardware Performance
Memory  512MB
WIFI Supports 2.4G/5.8G dual-band, with a theoretical maximum rate of  866.7Mbps. Optional WIFI6, with a theoretical maximum rate of


Network Support Industrial-grade 5G module
System Time NTP technology for time synchronization, with built-in RTC
LAN Ports 4 (10M/100M/1000M adaptive MDI/MDIX ports), with one usable as a WAN port
SIM Card Interfaces 2 (drawer-type card slots, supporting 1.8V/3V SIM/UIM cards)
Reset 1 (reset button)
Antenna Interfaces 4 (4G/5G antenna, impedance 50 ohms, SMA male interface)
2 (2.4G/5.8 antenna, impedance 50 ohms, SMA interface)
Power Terminals 1 (2-pin 3.81mm pitch connector)
Console Port 1 (5-pin 3.5mm pitch connector, 1 RS232 / 1 RS485)
Indicators 4 (1 PWR light, 1 SYS light, 1 WIFI light, 1 NET light)
Power Characteristics  
Power Supply External power adapter (12V 2A)
Operating Voltage Wide power input DC 9~36V
Standby Power Consumption 300~500mA@12V DC
Operating Power Consumption 500~700mA@12V DC
Operating Conditions  
Operating Temperature -35~+75℃ (-31~+167℉)
Storage Temperature -40~+85℃ (-40~+185℉)
Operating Humidity 5%~95% (non-condensing)
Device Ventilation Natural cooling, no noise
Physical Features  
Chassis Full metal chassis
Dimensions Length*Width*Height 135*98*55.5mm (excluding antenna mounting components)
Installation Method Desktop flat, rail mounting, wall mounting
Weight Net weight: 0.50KG (excluding antennas and mounting components)
Gross weight: 0.95KG (with accessories and packaging box)
Device Security and Reliability  
Security and Reliability Reverse polarity protection, overvoltage protection, overcurrent protection; Ethernet interface with built-in 1.5KV electromagnetic isolation protection; RS232/RS485 interface with built-in 15KV ESD protection; SIM/UIM card interface with built-in 15KV ESD protection
Protection Level IP30
Certification Compliant with CCC, RoHS
MTBF ≥100,000 hours
Software Functions  
Network Access Supports APN/VPDN/slice networks
Access Authentication Supports CHAP/PAP authentication
Network Modes 5G Sub-6 SA/NSA/LTE/WCDMA
LAN Protocol Supports ARP, Ethernet
WAN Protocol Supports static IP, DHCP, PPPoE, PPP
IP Applications Supports Ping, Trace, DHCP Server, DHCP Relay, DHCP Client, DNS relay, DDNS, Telnet
IP Routing Supports routing
NAT Function Supports Network Address Translation
Industrial Protocols Supports environmental protection 212 protocol, supports MQTT, MUDBUS, and other industrial protocols
Network Security
Firewall Full state packet monitoring (SPI), defense against denial of service (Dos) attacks, filtering multicast Ping packets, access control lists (ACL), URL filtering, port mapping, virtual IP mapping, IP-MAC binding
Data Security IPsec VPN/L2TP/PPTP/GRE/OPEN VPN/CA certificate
Backup Function Supports wired, 5G, and WIFI triple backup
Link Online Monitoring Sends heartbeat packets for detection, automatically reconnects if disconnected
Embedded Watchdog Device self-test technology, automatic fault repair
Protocol Standards IEEE 802.11b/g/n/ac/wifi6 ax(optional)
Rate Up to 9.6Gbps
Security Features Open system, shared key, WPA/WPA2 authentication, WEP/TKIP/AES encryption
Operating Mode AP, Client operating mode
Transmission Distance 100m(actual transmission distance depends on the environment)
Intelligent Features  
Integrated DTU Function Supports TCP, UDP transparent transmission mode, TCP Server mode, supports Modbus RTU to Modbus TCP bridge, supports DCUDP, DCTCP mode
Network Management  
QOS Management Supports bandwidth limitation, IP speed limit
Configuration Method Supports telnet, web, ssh, and console configuration methods
Upgrade Method Supports web upgrade, supports FOTA
Log Function Supports local system logs, remote logs, serial output logs
Network Management Function Supports Star Device Manager (Star Cloud Platform) for batch management
Simple Network Management Function Supports SNMP v1/v2/v3, supports SNMP TRAP function
Traffic Management Supports traffic threshold setting, traffic statistics, and traffic alarm functions
Maintenance Tools Ping, route tracking
Status Query System status, modem status, network connection status, routing status

Product Interfaces


Product Dimensions





Q & A

Shipping Time and Logistics

We have a large stock of products readily available, and we can typically ship orders within 1-3 business days. For customized products, the shipping time may vary depending on the specific requirements, but it generally takes around 2-4 weeks. We collaborate with several renowned logistics companies, offering a variety of express delivery options such as SF Express, EMS, and DHL to ensure timely and secure product delivery.

Custom Development Services

In addition to our standard products, we also offer custom development services to our clients. Whether you have any special feature requirements or application scenarios, our experienced engineering team can provide customized development and optimization based on your needs. The customization process typically takes 1-3 months, and we work closely with you to ensure that the final delivered product fully meets your requirements.

Product Warranty and After-sales Service

All our products undergo rigorous testing and come with a 1-year warranty. If any quality issues arise during the warranty period, we provide free repair or replacement services. Beyond the warranty period, we also offer long-term technical support and maintenance services. Customers can contact our after-sales team via phone, email, or other channels, and we will respond promptly and provide solutions.




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