Specification manual for the Yilin Si H750t 4G LTE dual‑SIM industrial router, detailing features, hardware, and technical parameters.
The H750t is an industrial‑grade 4G LTE dual‑SIM router from Yilin Si, built on a high‑performance 32‑bit communication processor and Linux‑based software. It offers multiple network interfaces (RS‑232/RS‑485, Ethernet LAN/WAN, optional Wi‑Fi, GPS, POE) and supports a wide range of 2G/3G/4G bands for reliable data transmission in harsh environments.
Designed for IoT and M2M applications such as smart grid, transportation, security, and industrial automation, the device provides VPN, firewall, remote management, and extensive configuration options through web, Telnet, and CLI interfaces. Its metal enclosure meets IP30 protection and can operate from –35 °C to +75 °C. This manual is written in Chinese.
| CPU | Industrial‑grade 32‑bit communication processor |
|---|---|
| Flash Memory | 8 MB (expandable to 64 MB/512 Mb) |
| RAM | 64 MB (expandable to 128 MB/1024 Mb) |
| Power Input | DC 5‑40 V (optional DC 5‑50 V) |
| Operating Temperature | -35 °C to +75 °C |
| Dimensions (whole unit) | 102 mm × 87 mm × 35 mm |
| Weight | 330 g (excluding antenna and accessories) |
| IP Protection | IP30 |
Yes, the device includes PoE functionality on its WAN port.