Industrial Serial to Optical Fiber Server, RS232/485/422 Over Fiber with TCP/IP, Single-Mode SC
Price range: $61.99 through $123.50

Product Quick Specs
- Model: VT-FB810 (A/B Pair or Single TCP Edge Node)
- Function: Industrial Serial Device Server over Fiber. Converts RS232/485/422 telemetry directly into TCP/IP packets.
- Fiber Interface: Single-mode Single-fiber, SC Connector (up to 20km).
- Serial Interface: 3-in-1 (RS232 DB9 + RS485/422 Terminal).
- Network Protocols: TCP Server/Client, UDP, DHCP, DNS, Modbus TCP/RTU.
- Power Supply: Industrial DC 9~24V (Terminal Block or DC Plug).
Application & Interfaces


| Hardware Interface | |
| Fiber Interface | Optical SC pluggable interface |
| Serial Port | RS232 (DB9) / RS485 / RS422 (Terminal) |
| Dimensions (L x W x H) | 9.4 cm × 6.5 cm × 2.5 cm |
| Optical Fiber Parameters | |
| Fiber Type | Single-mode Single-fiber, Bi-direction |
| VT-FB810-A Wavelength | TX: 1310nm / RX: 1550nm |
| VT-FB810-B Wavelength | TX: 1550nm / RX: 1310nm |
| Transmission Distance | 20 Km |
| Serial & Software Performance | |
| Baud Rate | 1200 ~ 115200 bps |
| Network Protocols | TCP, UDP, HTTP, ARP, ICMP, DHCP, DNS |
| Operating Mode | TCP Server, TCP Client, UDP, Real Com Driver |
| Power & Environment | |
| Input Power | DC 9V ~ 24V (357mA@9V) |
| Operating Temperature | -40°C ~ +85°C |
| Humidity | 5 ~ 95% RH (relative humidity) |







