3COM 1681-0 Industrial Ethernet Switch
The 3COM 1681-0 Industrial Ethernet Switch delivers robust networking capabilities for mission-critical automation environments. Engineered for harsh industrial conditions, it ensures reliable data transmission in manufacturing plants, process control systems, and distributed control applications where network stability is paramount.
| Specification | Detail |
|---|---|
| Brand | 3COM |
| Model | 1681-0 |
| Port Configuration | 24 × 10/100BASE-TX ports 2 × 1000BASE-X SFP ports |
| Power Supply | 24V DC |
| Operating Temp | -40°C to 75°C |
| Dimensions | 44 × 114 × 96 mm (H×W×D) |
| Weight | 0.5 kg |
| Certifications | CE, FCC, RoHS |


Industrial Applications
This rugged switch is engineered for deployment in:
- Factory automation networks requiring deterministic communication
- DCS/PLC backbone infrastructure in oil & gas facilities
- Material handling systems with distributed I/O modules
- Critical infrastructure monitoring with Modbus/TCP devices
Commonly integrated with GE Fanuc PLCs, ABB drives, and Triconex safety systems. Compatible with SFP transceivers: 3C17200A, 3C17201A, 3C17202A.
About Hong Kong Saul Electric
As Asia’s premier industrial automation supplier with 15+ years expertise, we specialize in hard-to-find components from 40+ top brands including certified partnerships with Bentley Nevada, ABB, and GE. All products include:
- 1-year performance warranty
- Pre-sale technical consultation by certified engineers
- Priority global shipping from our specialized inventory
For pricing and availability: Contact via WhatsApp or email 3931184055@qq.com. Can’t find your model? Our sourcing specialists will locate discontinued or rare components within 48 hours.



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