NPort S9450I Series
4-port rugged device servers with managed Ethernet switch

Features
- 4-port RS-232/422/485 serial interface
- Supports up to 5 managed Ethernet switch ports (fiber ports available with some models)
- Supports DNP3 and Modbus protocols
- IEC 61850-3, IEEE 1613-compliant (for power substations)
- Ethernet redundancy with Turbo Ring/Chain and RSTP/STP supported
- Real COM and TTY drivers for Windows, Linux, and macOS
- Supports IEC 61850 MMS protocol
- -40 to 85°C wide operating temperature
- High level of surge protection for power surges and EMI
- Galvanized steel housing
- Dual power supplies with redundancy
- Wide range of voltage inputs (WV models: 18-72 VDC; HV models: 88-300 VDC and 85-264 VAC)
- Protocol conversion between DNP3 serial and DNP3 IP
- DIN-rail mountable
- Device-level ring redundancy support
- Modbus TCP, ASCII, and RTU support
The NPort S9450I Series 4-port RS-232/422/485 device servers, which come with a built-in full-function managed Ethernet switch, are designed specifically for the harsh environmental conditions found in electrical substations. With both fiber and wired Ethernet ports supported, the combination of device server and Ethernet switch gives users the ability to easily install, manage, and maintain the NPort S9450I itself, as well as attached serial devices.
The NPort S9450I Series 4-port RS-232/422/485 device servers, which come with a built-in full-function managed Ethernet switch, are designed specifically for the harsh environmental conditions found in electrical substations. With both fiber and wired Ethernet ports supported, the combination of device server and Ethernet switch gives users the ability to easily install, manage, and maintain the NPort S9450I itself, as well as attached serial devices.
