Industrial Gateway
Product ID: TG-325
The TG-325 Intelligent Edge Computing Gateway is an industrial-grade gateway device launched by Tespro. It features high bandwidth, low latency and high reliability, supporting 2G, 3G, 4G and 5G networks to provide wireless network connectivity for IoT devices.
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Network
5G LTE+4*LAN 1000Mbps
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Interface
RS485x2 + RS232x1
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Temperature
-40 °C~75 °C
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Power
12-36VDC
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TG-325 Intelligent Gateway Video
The TG-325 Intelligent Gateway video showcases edge processing, multi-protocol IoT connectivity, secure data transmission, industrial reliability, and real-world deployment for smart device integration in industrial environments.
Features
Product Introduction
TG-325 Intelligent Edge Computing Gateway is an industrial-grade gateway device launched by Tespro. It features high bandwidth, low latency and high reliability, supporting 2G, 3G, 4G and 5G networks to provide wireless network connectivity for IoT devices. Equipped with rich upstream and downstream interfaces, the TG-325 includes 2 ports of 100M/1000M Ethernet, 2 RS485 interfaces, 1 RS232 serial port, and 4 channels of GPIO input and output, meeting the device connection needs of different IoT scenarios.The operating system of the TG-325 Gateway is developed based on OpenWrt/LEDE, supporting programming languages such as C/C++, Lua, Go and Python. Users can independently develop relevant applications on the system.
Multi - Protocol Compatibility
It supports standard protocols such as Modbus, RTU/TCP, MQTT, OPC, HTTP, JSON custom protocol, Environmental Protection 212 Protocol, Ministry of Transport Standard 808, various instrument protocols, and Ministry of Housing and Urban - Rural Development Energy Consumption Protocol, as well as third - party upper - computer communication protocols, etc.
Structural Design
It adopts wide - temperature key chips with low power consumption and a fanless design. Combined with the heat dissipation of the aluminum alloy shell with good heat dissipation performance, it ensures the long - term stable operation of the gateway.
Edge Computing Function
The gateway has built-in computing and logical business capabilities, supporting offline governance. It complements cloud-edge collaboration and edge computing to provide device data for the cloud platform.
Application Scenarios
It is widely used in more than 100 IoT industry application scenarios, such as smart factories, industrial Internet, smart cities, smart parks, smart agriculture and smart environments.
Tech Specs
Metering Equipment Technical Data
| Category | Parameter Name | Parameter Description |
| Basic Information | Power Supply | DC: 12-36VDC |
| Indicator Lights | Power/Network/Communication | |
| Region/Carrier | Global | |
| Reference Dimensions | 125mm108mm50mm | |
| Frequency Band Information | LTE-FDD | B1/2/3/4/5/7/8/12/13/18/19/20/25/26/28 |
| LTE-TDD | B38/39/40/41 | |
| WCDMA | B1/2/4/5/6/8/19 | |
| GSM/EDGE | B2/B3/5/8 | |
| GNSS | GPS, GLONASS, BDS, Galileo, QZSS (Optional) | |
| Data Information | LTE-FDD | Maximum 10 Mbps (dl) / 5 Mbps (ul) |
| LTE-TDD | Maximum 8.96 Mbps (dl) / 3.1 Mbps (ul) | |
| WCDMA | Maximum 384 kbps (dl) / Maximum 384 kbps (ul) | |
| EDGE | Maximum 296 kbps (dl) / Maximum 236.8 kbps (ul) | |
| GPRS | Maximum 107 kbps (dl) / Maximum 85.6 kbps (ul) | |
| Output Power | LTE-FDD/TDD | Class 3 (23 dBm ±2 dB) |
| WCDMA | Class 3 (24 dBm +1/-3 dB) | |
| GSM850 | Class 4 (33 dBm ±2 dB) | |
| Serial Port Parameters | Number of Serial Ports | 1*RS232 Port, 2*RS485 Port |
| Serial Port Pins | RS232-Terminal (V/TX/RX/GND), RS232-DB9 (2-RX/3-TX/5-GND); RS485-Terminal (A/B/G) | |
| Baud Rate | 300-115200 bps | |
| WIFI Antennas | 2*Bluetooth Antennas, SMA Male Connector (Outer Thread, Inner Hole) | |
| 4G Antennas | 2*4G Antennas, SMA Male Connector (Outer Thread, Inner Hole) | |
| Buttons | Reset | |
| 2P Socket | Power Socket | |
| 7P Socket | 2*RS485, 1*RS232 | |
| 8P Socket | 2*DI,2*DO | |
| TF Card | Micro SD Card | |
| USB | USB3.0 | |
| Network Interface | 4G LTE+4*LAN 100Mbps | |
| Functions | Collection Methods | Real-time Collection/Reporting, Interval Collection/Timed Reporting, Customized |
| Electric Meter Protocols | DL/T 645-2007, IEC 62056-21,IEC 1107, IEC 61850,DLMS | |
| Industrial Protocols | MODBUS RTU,MODBUS TCP,BACnet,M-bus,OPC UA | |
| Network Protocols | PPP, PPPoE, TCP, UDP, DHCP, ICMP, NAT, HTTP, DNS, NTP, SMTP, Telnet, VLAN, HTTPS, ARP, SSH2, DDNS, etc. | |
| Temperature & Humidity Range | Operating Temp & Humidity | -40~ +75 °C;10%～95% RH |
| Storage Temperature | -20 ~ +80 °C | |
| Reliability | Safety Protection Functions | Reverse Polarity Protection Overvoltage & Overcurrent Protection Lightning Protection Surge Protection |
Explore our Solutions
Smart Gateway for Multi-Device Protocol Integration
Tespro's edge gateway handled protocol conversion (DLMS/Modbus/MQTT) and supported multiple communication modules like RS485, 4G, and Wi-Fi. It acted as a local hub for data collection and forwarding.
Case
Product Case
1,000 TG-325 intelligent edge computing gateways, directly procured by a leading Brazilian energy utility company from Tespro, have been deployed across 30+ distributed energy projects in Brazil, Argentina, and Chile. These gateways serve as the core of the client's unified energy monitoring and management platform.
Equipped with 2 RS485 interfaces, 1 RS232 port, and 4 GPIO channels, the TG-325 seamlessly connects solar inverters, smart energy meters, and grid monitoring sensors.
Supporting global frequency bands and 2G/3G/4G/5G multi-network redundancy, it ensures stable data transmission in remote mountainous and coastal areas. Its extensive protocol compatibility unifies data streams from diverse energy devices.
Upon implementation, the solution proved highly effective. The client noted a 99.5% data transmission reliability and a 35% reduction in energy monitoring response time.
Centralized real-time management boosted distributed energy production by 12% and cut on-site maintenance costs by 30%. The client hailed the TG-325 as crucial for their global energy projects.
Tespro's Latin American technical team provided localized protocol customization and on-site deployment support, ensuring seamless integration with existing grid infrastructure.
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Frequently Asked Questions
To help you better understand our products' performance, compatibility, and usage, we’ve compiled answers to commonly asked questions. If your inquiry isn’t listed below, feel free to contact us directly for further assistance.
Contact Us
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Are these products compatible with my current system?
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Most products support cross-platform protocols and work with Android, iOS, and Windows systems. Please refer to the product specifications for exact compatibility.
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What communication methods are supported?
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Most devices support multiple communication modes such as Bluetooth, USB, and Wi-Fi to meet various application needs.
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Do the products offer water and dust protection?
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Yes, most of the products are rated at least IP54, providing resistance against dust and water splashes in industrial environments.
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Can data be transmitted remotely?
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Some models support wireless data transmission via Wi-Fi or 4G/5G networks, enabling real-time upload to cloud platforms or backend systems.
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How are the devices powered?
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Devices typically feature rechargeable batteries with runtimes ranging from 8 to 24 hours, and can be recharged via USB.
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Do you offer product customization?
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Yes, we provide customization options such as protocol support, casing design, and mounting solutions. Please contact us for more details.
