MOXA NPort IA-5250 Serial to Ethernet Device Server
- Model: NPort IA-5250
MOXA NPort IA-5250 INTRODUCTION
The Moxa NPort IA-5250 is a high-performance serial to Ethernet device server designed to help industries seamlessly integrate legacy
serial equipment into modern IP networks, making it a vital part of Industrial Edge Connectivity, Serial Device Servers, and the broader NPort IA5000 Series.
As a compact and rugged solution, the Moxa NPort IA-5250 delivers reliable
communication for oil and gas, power utilities, factory automation, water and
wastewater, and railway transportation. As you can see, this product is ready
for action in industries where uptime and stable data flow directly impact
performance. This model stands out with its dual Ethernet ports, RJ45 Ethernet
port connector, wide 0 to 55°C operating temperature, and two versatile serial
ports, allowing engineers to maintain redundant, flexible, and efficient
network architectures. Its robust feature set, backed by Moxa’s proven
engineering quality, makes the Moxa NPort IA-5250 serial to Ethernet device server significantly more dependable than many competing device servers on the
market. It is built to ensure smooth configuration, long-term stability, and
effortless integration, making it a solution customers can trust when upgrading
industrial communication systems. For engineers who want certainty,
reliability, and future-proof performance, the NPort IA-5250 is a choice worth
making. Additional technical details can be explored in the Moxa NPort IA-5250 datasheet.
As an Authorized Distributor of MOXA, Manufacturers Automation Inc. (ManuAuto) offers a wide variety of Industrial Automation and Communication products across North America, including Canada (Ontario, Toronto) and the US. Buy MOXA NPort IA-5250 Serial to Ethernet Device Server online at a competitive price, with on-time delivery and fast shipping services. Our certified engineers are always available to support you.
You can also find the NPort IA-5250-T, NPort IA-5150-T, and NPort IA-5150I models in the MOXA NPort IA5000 Series.
MOXA NPort IA-5250 CERTIFICATIONS
The Moxa NPort IA-5250 is certified to meet the strict
requirements of modern industrial environments, aligning with the reliability
expected from leading Industrial Device Servers. This model complies with
essential industrial certifications, including EMC, EMI, and EMS for
electromagnetic safety; ATEX and Class I Division 2 hazardous locations for use
in potentially explosive environments; and rigorous safety, vibration, and
freefall standards that validate its durability in harsh operating conditions.
These certifications ensure that the Moxa NPort IA-5250 can be deployed
confidently in mission-critical applications where environmental challenges,
electrical interference, and continuous operation demand a device server built
to exceed expectations. With this level of certification integrity, the NPort IA-5250 clearly demonstrates why it is one of the most trusted industrial
networking solutions available today. The Moxa NPort IA-5250 Manual can provide
you with more comprehensive details.

| Serial-to-Ethernet : Interface | |
| 10/100Mb RJ45 (Megabit) Ports | Yes : 2 Ports |
| 100BaseFX Ports | No |
| Digital Input Channels | No |
| Digital Output Channels | No |
| Magnetic Isolation Protection | 1.5 kV (built-in) |
| Alarm Contact Channels | |
| Protocols | - |
| Serial-to-Ethernet : Serial Interface | |
| Number of Ports | 2 Ports |
| Serial Standards | RS-232/422/485 |
| Connector | DB9 male for RS-232/422/485 |
| Console Port | No |
| Serial-to-Ethernet : Serial Communication Parameters | |
| Data Bits | 5, 6, 7, 8 |
| Stop Bits | 1, 1.5, 2 |
| Parity | None, Even, Odd, Space, Mark |
| Flow Control | RTS/CTS (RS-232 only), DTR/DSR (RS-232 only), XON/XOFF |
| Baudrate | Supports standard baudrates (unit=bps): 110, 134, 150, 300, 600, 1200, 1800, 2400, 4800, 7200, 9600, 19200, 38400, 57600, 115200, 230400 |
| Isolation | No |
| 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 : Communication details | |
| Wireless Standards | No |
| Maximum data transfer speed | No |
| Maximum direct range | No |
| Serial-to-Ethernet : Power Requirements | |
| Connection | Terminal block |
| Input Voltage | 12V DC, 0.238A to 48V DC (Dual power inputs) |
| Input Current | 435 mA @ 12 VDC |
| Serial-to-Ethernet : General | |
| Management | DHCP Client, IPv4, SMTP, SNMPv1, Telnet, ARP, BOOTP, DNS, HTTP, TCP/IP, UDP, ICMP, Rtelnet |
| MTBF | 1,236,384 hrs |
| Compatible operating systems | Windows 11, 10, 8.1, 8, 7, Vista, XP, ME, 98 and 95, Windows Server 2022, 2019, 2016, 2012 R2, 2012, 2008 R2, 2008, 2003, 2000 and NT, Windows Embedded CE 5.0 and 6.0, Windows XP Embedded |
| Fixed TTY Drivers | macOS versions: 14, 13, 12, 11, and 10.1x, SCO UNIX, SCO OpenServer, UnixWare 7, QNX 4.25, QNX 6, Solaris 10, FreeBSD, AIX 5. x, HP-UX 11i, Mac OS X |
| Linux Real TTY Drivers | Kernel versions: 6.x, 5.x, 4.x, 3.x, 2.6.x, and 2.4.x |
| Automatic Reboot Trigger | - |
| Serial-to-Ethernet : Security | |
| Authentication | Local database (password only) |
| Security | No |
| Encryption | No |
| Serial-to-Ethernet : Features and capabilities | |
| Display | No |
| Serial-to-Ethernet : Physical Characteristics | |
| Dimensions | 29 x 89.2 x 118.5 mm (0.82 x 3.51 x 4.57 in) |
| Standards and Certifications | EMC: EN 55032/35; EMI: CISPR 32, FCC Part 15B Class A; EMS: IEC 61000-4-2 ESD: Contact: 6 kV; Air: 8 kV, IEC 61000-4-3 RS: 80 MHz to 1 GHz: 10 V/m, IEC 61000-4-4 EFT: Power: 4 kV; Signal: 2 kV, IEC 61000-4-5 Surge: Power: 2 kV; Signal: 2 kV, IEC 61000-4-6 CS: 10 V, IEC 61000-4-8 PFMF, IEC 61000-4-11; Safety: IEC 60950-1, EN 60950-1, EN 62368-1, UL 508; Maritime: DNV; Hazardous Locations: ATEX, Class I Division 2, IECEx; Freefall: IEC 60068-2-32; Shock: IEC 60068-2-27; Vibration: IEC 60068-2-6, IEC 60068-2-64; IP30; Telcordia (Bellcore) Standard TR/SR |
| Installation | DIN-rail mounting |
| Housing | Plastic |
| Operating Temperature | 0 to 55°C (32 to 131°F) |
| Storage Temperature | -40 to 85°C (-40 to 167°F) |
| Operation Humidity | 5 to 95% (non-condensing) |
| Weight | 380 g (0.84 lb) |