Industrial IoT faces persistent challenges: seamless data transmission from distributed devices, stable communication in harsh environments, and reliable coverage across complex terrains.Tespro’s Data Transfer Unit, an industrial-grade data transfer unit, addresses these with full-scenario adaptability, high reliability, and flexible scalability. As a communication core for smart industry, smart cities, and remote monitoring, it enables stable and efficient data interconnection.

All Tespro’s Data Transfer Unit series feature bidirectional serial-to-IP data conversion. With RS232/RS485 interfaces and support for TCP/UDP/MQTT/Modbus protocols, they seamlessly connect sensors, meters, PLCs, and more. By bridging devices and the cloud, Tespro DTU is ideal for power, water, industrial automation, and smart city applications.

TD-DTU-SE Basic Edition offers essential functions with high cost-effectiveness. Supporting 4G full-network wireless communication, this industrial-grade DTU adapts to frequency bands globally. Focused on core transparent transmission, it directly converts serial data into network data for remote data transfer.

Designed for professional scenarios requiring standardized IoT platform integration, the PRO Professional Edition enhances transparent transmission with built-in protocol support, improving data efficiency and compatibility. It enables seamless connectivity with AIoT cloud platforms without additional protocol development.

The PLUS All-Round Edition advances performance with low-power design and a standalone battery-powered mode. Featuring a 27,000mAh battery, this long-range DTU enables wiring-free, long-term stable data transmission and collection. For users tackling complex industrial scenarios and demanding extended battery life with multi-functionality, Tespro TD-DTU-PLUS is the top industrial DTU choice.

While their functions differ slightly, all three Tespro DTU models reflect 23 years of IoT communication expertise. Tespro is committed to developing and producing a full range of IoT products—from metering Tespro’s Optical Probe, Tespro’s DTU Industrial Gateway and Tespro’s Industrial Cellular Router. With premium quality and advanced technology, we've earned trust from customers worldwide.