4G High-performance industrial-grade Router
Model：SIE2000L4B
- High-performance industrial-grade 32-bit communication processor
- 4G high-speed networking, Wi-Fi, cost-effective
- Secure, stable, rich routing protocols
- Comprehensive anti-drop mechanism keeps terminal online permanently
- Ethernet ports with 1.5 kV isolation protection
- RS232/RS485 with 15 kV ESD protection
- Wide temperature: -30 °C to 70 °C
- 1×WAN/LAN + 1×LAN (100 Mbps), 2.4 GHz Wi-Fi, 1×RS232 (or 1×RS485), 1×SIM
The SIE2000L4B is an IoT wireless router integrating 4G, Wi-Fi, and VPN technologies, providing simple, reliable, and secure internet connectivity. Designed for unattended sites, it uses hardware/software watchdogs and multi-level link detection to ensure stability. It also supports a cloud management platform for remote, intelligent device management.
SIE2000L4B is ideal for industrial and commercial IoT applications, offering an efficient and reliable solution for digital IoT. Its outstanding features, easy deployment, and comprehensive remote management help customers achieve efficient operations in digital transformation.
1. Industrial design for harsh environments
High-performance industrial wireless modules and processors, operating temperature -35 to 75 °C, wide DC 5–36 V input, IP30 protection, ensuring stable and secure communication.
2. Easy management, flexible deployment, large-scale support
User-friendly Web UI and CLI; supports “Device Cloud” platform for efficient management of thousands of devices.
3. High reliability for data transmission
Embedded watchdog for self-healing; anti-drop mechanism keeps terminal online; 1.5 kV isolation on Ethernet, 15 kV ESD on serial and SIM interfaces; power/data isolation on RS232/RS485 compliant with CSA, UL, IEC standards.
SIE2000L4B is suitable for data acquisition and monitoring of distributed unattended field devices. Digital application scenarios include:
More industry-specific digital application scenarios are listed below:
|
Industry
|
Scenario
|
| Smart Energy | EV charging, metering, distribution automation, wind/solar/oil & gas |
| Smart City | Utilities (heat, water, gas), security, traffic, e-police, smart parking |
| Smart Manufacturing | OEM discrete machines, industrial robots, automation lines |
| Smart Healthcare | Medical device networking |
SIE2000L4B is ideal for industrial and commercial IoT, offering efficient and reliable digital solutions. Its device-to-cloud solution connects devices to cloud platforms in real time, enabling status monitoring, value extraction, data accumulation, and better services to accelerate digital transformation.
Application solution diagram:
Hardware Specifications:
| Hardware Platform | |
| CPU | Industrial 32-bit communication processor |
| RAM | 128 MB DDR2 |
| FLASH | 16 MB |
| Interfaces | |
| Ethernet Ports | 2×10/100 Mbps Ethernet (RJ45, 1×WAN, 1×LAN), 1.5 kV isolation |
| Power | DC 5–36 V, over-current & reverse-polarity protection, 2-pin industrial terminal |
| Serial (optional) | 1×RS232 or 1×RS485 |
| Reset | Pin-hole reset button |
| SIM/UIM Slot | 1×drawer slot, 1.8 V/3 V SIM, 15 kV ESD protection |
| Wi-Fi | IEEE 802.11b/g/n, up to 300 Mbps |
| Antenna | Cellular: 1×SMA female (50 Ω), Wi-Fi: 1×SMA male (50 Ω) |
| Grounding | Supported |
| Mechanical | |
| Dimensions | 93 × 89 × 24 mm (excluding antennas & mounting) |
| Mounting | DIN rail |
| Enclosure | Metal |
| Weight | 250 g |
| Protection | IP30 |
| Cooling | Fanless |
| Power Consumption | |
| Standby | 90–135 mA @ 12 V |
| Operating | 165–220 mA @ 12 V |
| Wi-Fi | |
| Band | 2.4 GHz |
| Protocols | 802.11b/g/n |
| TX Power | 15 dBm ±2 dBm |
| Range | Up to 50 m LOS (environment dependent) |
| Environment | |
| Storage Temp | -40 to 85 °C |
| Operating Temp | -30 to 70 °C |
| Humidity | 5–95 % non-condensing |
| Indicators | |
| LEDs | PWR, LAN, WAN, Online, Wi-Fi |
| Physical | |
| Shock | IEC 60068-2-27 |
| Drop | IEC 60068-2-32 |
| Vibration | IEC 60068-2-6 |
Software Specifications:
| Network Access | |
| Access Methods | APN, VPDN |
| Authentication | CHAP/PAP |
| Network Types | GSM/GPRS/EDGE, UMTS/HSPA+/EVDO/TD-SCDMA, TDD/FDD LTE |
| LAN Protocols | ARP, Ethernet |
| WAN Protocols | Static IP, DHCP, PPPoE, 2.5G/3G/4G |
| Network Protocols | |
| IP Applications | DHCP Server/Client, DDNS, Telnet, firewall, DMZ, QoS, traffic statistics |
| IP Routing | Static routing |
| NAT | Supported |
| Security | |
| Firewall | SPI, VPN passthrough, access control, URL filtering |
| VPN | PPTP, L2TP, GRE, IPSec, DMVPN, OpenVPN |
| Reliability | |
| Anti-drop | Comprehensive anti-drop mechanism keeps terminal online |
| Isolation | 1.5 kV isolation on Ethernet ports |
| ESD Protection | 15 kV ESD on RS232/RS485 and SIM interfaces |
| Watchdog | Hardware & software watchdog, self-healing |
| WLAN | |
| Standards | IEEE 802.11b/g/n |
| Modes | AP, Client, WDS |
| Security | Open, Shared, WPA/WPA2; WEP/WPA/WPA2 encryption |
| Management | |
| QoS | Bandwidth limiting, IP rate limiting |
| Configuration | Web, Console |
| Upgrade | Web, DM |
| Dial-on-Demand | Data/SMS triggered |
| Cloud | "Device Cloud" platform for bulk management |
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