MOXA NPort IA5250-TB-G2 Introduction
The Moxa NPort IA5250-TB-G2 industrial device server integrates legacy serial devices into modern Ethernet networks, providing reliable communication in demanding industrial environments. It enables users to connect multiple serial devices to a single network, simplifying system architecture while maintaining high performance for Industrial Automation, Transportation, and Remote Monitoring systems, where reliability and uptime are critical. The NPort IA5250-TB-G2 features 2 x 10/100BaseT(X) ports via RJ45 connectors and 2 x 5-pin TB RS-232/422/485 Ethernet interfaces, supporting versatile serial connectivity. The devices operate with a wide 12 to 48 VDC input power range and are housed in a durable metal body, ensuring robust protection against industrial conditions. With an operating temperature range of -10 to 60°C, it can withstand harsh environments for factory floors, control cabinets, and outdoor installations.
MOXA NPort IA5250-TB-G2 Certifications

MOXA NPort IA5250-TB-G2 Features
- 2 x 10/100BaseT(X) Ports (RJ45 connector) and 2 x 5-pin TB port RS-232/422/485
- Ethernet Interface: RJ45
- 12 to 48 VDC Input Power
- Metal body
- -10 to 60°C operating temperature
Place your order with confidence for the MOXA NPort IA5250-TB-G2 Serial to Ethernet Device Server at a competitive price for industrial solutions, by purchasing online or inquiring through the website at our Middle East branches (UAE (Dubai, Abu Dhabi), KSA (Al Khobar, Riyadh), Kuwait, Qatar, and Oman). Our customer-focused approach ensures a straightforward buying process.
| serial-to-ethernet : Interface | |
| Digital Input Channels | - |
| 10/100Mb RJ45 (Megabit) Ports | Yes: 2 x 10/100BaseT(X) Ports (RJ45 connector) |
| Digital Output Channels | - |
| Alarm Contact Channels | - |
| Magnetic Isolation Protection | 1.5 kV (built-in) |
| Protocols | - |
| serial-to-ethernet : Serial port specifications | |
| Flow Control | None, RTS/CTS, DTR/DSR, RTS Toggle, XON/XOFF |
| serial-to-ethernet : Communication details | |
| Wireless Standards | - |
| Maximum data transfer speed | - |
| Maximum direct range | - |
| serial-to-ethernet : Serial Interface | |
| Number of Ports | 2 x 5-pin TB |
| Serial Standards | RS-232/422/485 (software-selectable) |
| Connector | 2 x 5-pin terminal block |
| Console Port | - |
| serial-to-ethernet : General | |
| Management | ARP, DHCP Client, DNS, HTTPS, ICMP, IPv4, MDNS, LLDP, SMTP, SMTPS, SNMPv1/v2c/v3, TCP/IP, UDP, SNTP, WINS |
| MTBF | 2,943,248 hrs |
| Compatible operating systems | - |
| Fixed TTY Drivers | macOS versions: 14, 13, 12, and 11 |
| Linux Real TTY Drivers | Kernel versions: 6.x, 5.x, and 4.x |
| Automatic Reboot Trigger | - |
| serial-to-ethernet : Serial Communication Parameters | |
| Data Bits | 5, 6, 7, 8 |
| Stop Bits | 1, 1.5, 2 |
| Parity | None, Even, Odd, Space, Mark |
| Baudrate | 50 bps to 921.6 kbps (supports non-standard baudrates) |
| Isolation | No |
| serial-to-ethernet : Power Requirements | |
| Connection | 8-pin terminal block |
| Input Voltage | 12 to 48 VDC |
| Input Current | 270 mA (max.) |
| serial-to-ethernet : Security | |
| Security | HTTPS (TLS 1.2), SNMPv3, SSHv2 |
| Encryption | HTTPS: ECC-256, ECC-384, ECC-521, RSA-1024, RSA-2048, RSA-3072, RSA-4096, AES-128, AES-256, SHA-256, SHA-384, HMAC, SSH: ECC-256, ECC-384, ECC-521, RSA-2048, AES-128, AES-256, SHA-256, SHA-384, HMAC, SNMPv3: AES-128, SHA-256, SHA-384, Secure OP mode: HTTPS: ECC-256, ECC-384, ECC-521, RSA-1024, RSA-2048, RSA3072, RSA-4096, AES-128, AES-256, SHA-256, SHA-384, HMAC, Config file import/export: AES-256, SHA-256, HMAC |
| Authentication | Local database |
| serial-to-ethernet : Serial Signals | |
| RS-232 | TxD, RxD, RTS, CTS, DTR, DSR, DCD, GND |
| RS-422 | Tx+, Tx-, Rx+, Rx-, GND |
| RS-485-4w | Tx+, Tx-, Rx+, Rx-, GND |
| RS-485-2w | Data+, Data-, GND |
| serial-to-ethernet : Features and capabilities | |
| Display | - |
| serial-to-ethernet : Physical Characteristics | |
| Installation | - |
| Standards and Certifications | EMC, EMI, EMS, Hazardous Locations, Maritime, Safety, Vibration, Freefall |
| Housing | Metal |
| Operation Humidity | 5 to 95% (non-condensing) |
