Beijing Youwang Times Technology Co., Ltd.
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Industrial-Grade Gigabit Ethernet Switch With Wide-Temp & ERPS Ring - H3C LS-IE4120U-5E-H1
The H3C LS-IE4120U-5E-H1 is a high-performance industrial-grade Gigabit Ethernet switch designed for harsh environments, offering ultra-reliable connectivity in industries like manufacturing, energy, and transportation. Built to withstand extreme temperatures (-40°C to 75°C) and featuring IP40 protection, this rugged switch ensures stable operation in dusty, high-vibration settings.
✔ Industrial Durability – Wide-temperature operation, fanless design, and DIN-rail mounting for tough conditions.
✔ High-Speed Gigabit Ports – 5x 10/100/1000M RJ45 ports + 1x SFP slot for flexible fiber/cable connectivity.
✔ Fast Redundancy (ERPS Ring) – Sub-20ms network recovery with Ethernet Ring Protection (ERPS G.8032) for zero downtime.
✔ Dual Power Input (12-48V DC) – Supports redundant power for uninterrupted operation.
✔ Advanced Security & Management – VLAN, QoS, ACLs, and SNMP for secure, optimized traffic control.
| Category | Specifications |
|---|---|
| Ports | 5x 10/100/1000BASE-T, 1x 1000BASE-X SFP |
| Power Input | 12-48V DC (dual redundant power optional) |
| Temperature | Operating: -40°C to 75°C |
| Protection | IP40, anti-surge (IEC 61000-4-5) |
| Redundancy | ERPS (G.8032), STP/RSTP/MSTP |
| Management | Web, CLI, SNMP, Telnet, SSH |
| Installation | DIN rail or wall mount |
✅ Factory Automation – Reliable PLC, sensor, and camera connectivity
✅ Smart Grids & Power – Substation monitoring with ERPS failover
✅ Transportation – Rail/road traffic control systems
✅ Oil & Gas – Harsh outdoor deployments
The H3C LS-IE4120U-5E-H1 combines military-grade durability with enterprise-level networking features, making it a top choice for mission-critical industrial networks. Its Gigabit speeds, fast redundancy, and wide-voltage support ensure seamless performance where standard switches fail.