MOXA NPort IA5250I-TB-G2 Introduction
The Moxa NPort IA5250I-TB-G2 industrial device server delivers robust and efficient serial-to-Ethernet connectivity designed for demanding automation systems. It ensures secure and stable communication between legacy serial equipment and modern Ethernet networks. Engineered with 2 x 10/100BaseT(X) RJ45 connectors and 2 x 5-pin TB RS-232/422/485 ports, it allows flexible data transmission and device integration. Its 12 to 48 VDC power input supports versatile power configurations, while the metal body provides superior durability in industrial settings. The -10 to 60°C operating temperature range ensures reliable performance in environments with fluctuating conditions. Additionally, 2 kV serial isolation enhances protection against electrical surges and interference. Built for reliability and long-term operation, the NPort IA5250I-TB-G2 offers a cost-effective solution for industries seeking seamless serial device management and secure Ethernet communication.
MOXA NPort IA5250I-TB-G2 Certifications

MOXA NPort IA5250I-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
- Serial Isolation: 2 kV
You can place an order online for the MOXA NPort IA5250I-TB-G2 Serial to Ethernet Device Server and enjoy the convenience of delivery to your specified location at a reasonable price. Our dedicated team in the Middle East (UAE (Dubai, Abu Dhabi), KSA (Al Khobar, Riyadh), Kuwait, Qatar, and Oman) is ready to assist with any inquiries and ensure a smooth 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 DB9 male |
| 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 | 2,809,979 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 | Yes: 2 kV |
| serial-to-ethernet : Power Requirements | |
| Connection | 8-pin terminal block |
| Input Voltage | 12 to 48 VDC |
| Input Current | 330 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) |
