TruGem’s Dual Ethernet LTE IoT Gateway C503-4GW emerges as a compact powerhouse, seamlessly combining advanced features with a diminutive form factor. With RS232 and RS485 serial ports, enabling connectivity with a myriad of IoT sensors, meters and devices. Its small size, coupled with robust engineering, makes it an ideal solution for space-constrained environments, ensuring efficiency without compromise.
Built to excel in tough conditions, the LTE IoT Gateway C503-4GW can withstand high temperatures, making it a dependable choice for industries facing extreme environments. It also features GPS RTK for high precise positioning, ideal for applications like precision agriculture, smart transportation, and logistics geospatial monitoring, where accurate location tracking is essential.
- Equipped with Dual Ethernet +RS485 + USB
- GPS RTK supported
- Global 4G/3G cellular connections, supports Ethernet and 4G/3G cellular with auto-failover
- Working at high temperature.
- Visual web interface for flexible configuration and operation
- Supports Modbus RTU and Modbus TCP. supports 32 RS485 nodes for data collection by single device
- Supports MQTT and HTTPS protocal for data upload
- TruGem management platform,Supports industrial cloud platforms
- Support TR069 for remote upgrade and management.
- TruGem’s ACS for device management
- Supports DHCP, routing mode, and NAT mode
| Cellular | |
| FrequencyBands | LTE-TDD Band 38/40/41 LTE-FDD Band 1/3/5/7/8/20/28 WCDMA Band 1/5/8GSM 3/8 *more bands can be supported with different SKU |
| Interfaces | |
| Ethernet Interface | 2 x 10/100/1000 Mbps, RJ45 (auto-sensing) (1*WAN/LAN，1*LAN) |
| Serial Interface | 1*RS232+1*RS485 |
| USB | 1*Type-A，USB2.0，for expansion |
| Console Interface | 1*Type-A，USB2.0， |
| Antenna Connector | 1*GNSS，1*4G |
| SIM Slot | 1*Mini SIM |
| TF Slot | 1 (built-in),for expansion |
| Power | |
| Power Supply | DC 9-36V |
| Consumption | ＜20W |
| WiFi | |
| WIFI | IEEE 802.11b/g/n/ac，supports 32 users access |
| Indicators | |
| LED indicators | 1*RTK,1*4G,1*GNSS,1*RUN,1*RXD,1*TXD |
| Others | |
| Hardware Watchdog | Built-in |
| Supercapacitor | Optional |
| Sensor | Built-in temperature sensor can monitor the working temperature of the motherboard in real time |
| GNSS | BDS/GPS/Galileo/GLONASS |
| Mechanical characteristics | |
| Protection Rating | IP30 |
| Housing | Metal |
| Installation | Din Rail,Panel |
| Dimension | 144 mm x 81 mm x 32 mm |
| EMC | |
| Static | EN61000-4-2, level 3 |
| Radiation Electric Field | EN61000-4-3, level 3 |
| Pulsed Electric Field | EN61000-4-4, level 3 |
| Surge | EN61000-4-5, level 3 |
| Conducted Disturbance Immunity | EN61000-4-6 ,level 3 |
| Shock Wave Resistance | EN61000-4-12,level 3 |
| Power Frequency Magnetic Field Resistance | EN61000-4-8, horizontal / vertical 400A/m (>level 2) |
| Ambient Temperature And Humidity | |
| Operating temperature | -30℃ ~ +75℃ |
| Relative humidity | 10%~100% |
| Storage temperature | -45℃~ +85℃ |
| Network | |
| WAN | Supports NAT, Router, Bridge, IP Pass through etc. |
| LAN | Supports dynamic IP address allocation and access with static IP address mode |
| Protocol | |
| Industrial Protocol | Modbus RTU, Modbus TCP, MQTT, HTTPS, UDP, NTRIP etc.JSON format |
| Security | |
| Multilevel user | Multi-level management rights |
| Data security | L2/L3 Firewall |
| Firewall | Supports DMZ, Port Mirror and ALG； |
| Supports firewall configuration management | |
| Port forwarding | |
| Port flip-flop | |
| Reliability | |
| Failover | Manually configure encryption |
| Wachdog | Device runs self-detection, auto recovers from malfunctions |
| Management | |
| Remote Management | TR069, Web |
| Firmware Management | Dual firmware backup |
| Remote upgrade | TR069, HTTP/HTTPS, FTP, Telnet, SSH, etc. |
| Device Management | TruGem’s ACS (Auto-Configuration Server )Periodic monitoring: Terminals can report parameters periodically according to server instructions, includes various performance of the terminal（Data rate in downlink and uplink, DL Packet Error Rate (PER), MCS, MIMO mode, etc）and Radio-frequency parameter（PCI, RSRP, RSRQ, SINR, Transmit power, etc.） |
| Log | SSH |
Dual Ethernet LTE IoT Gateway C503-4GW’s petite size belies its powerful capabilities, making it an ideal choice for space-constrained installations, such as:
- Precision agriculture
- Geospatial monitoring
- Logistics
- Smart Transportation
- Smart farming machinery
- Medical Instruments
- Industrial instruments
- Energy and utility systems
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