The Moxa NPort 5450I is a robust 4-port serial device server that supports RS-232, RS-422, and RS-485 communication with 2 kV isolation protection. Designed for critical industrial environments, it offers flexible configuration via web, Telnet, or utility, advanced encryption with HTTPS/TLS 1.2 and SNMPv3, and broad driver support across major operating systems. The NPort 5450I combines ruggedness, ease of integration, and reliability, making it a powerful choice for serial-to-Ethernet conversion.

Technical Specifications:

Ethernet Interface:

• 1x 10/100BaseT(X), RJ45
• Magnetic Isolation: 1.5 kV

Ethernet Software Features:

• Configuration: Telnet Console, Web Console (HTTP/HTTPS), Windows Utility
• Network Services: ARP, BOOTP, DHCP, DNS, HTTP, HTTPS, ICMP, IPv4, LLDP, Rtelnet, SNMPv1/v2c, SMTP, TCP/IP, UDP
• Filtering: IGMP v1/v2
• Time Sync: SNTP
• Driver Support:
• Windows 95 to 11, Server 2000 to 2022
• Linux Kernel 2.4.x to 6.x
• macOS 10.12 to 11.x
• UNIX: SCO, QNX, Solaris, FreeBSD, AIX, HP-UX
• Android API 3.1+
• Virtual Machines: VMware, Fusion, Parallels

Security Functions:

• Authentication: Local database
• Encryption: HTTPS, AES-128, RSA-1024, SHA-1, SHA-256
• Security Protocols: TLS 1.2, SNMPv3

Serial Interface:

• 4x DB9 male connectors
• Serial Standards: RS-232, RS-422, RS-485
• Operation Modes: Real COM, TCP Server/Client, UDP, Ethernet Modem, Pair Connection, Reverse Telnet, Disabled
• Baudrate: 50 to 921600 bps
• Data Bits: 5, 6, 7, 8
• Stop Bits: 1, 1.5, 2
• Parity: None, Even, Odd, Space, Mark
• Flow Control: RTS/CTS, DTR/DSR (RS-232 only)
• Isolation: 2 kV
• RS-485:
• Pull Resistors: 1 kΩ, 150 kΩ
• Terminator: 120 Ω
• Direction Control: ADDC (automatic)
• Signal Pinout:
• 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

Power Parameters:

• Voltage: 12–48 VDC, 24 VDC for DNV
• Current: 550 mA @ 12 VDC
• Dual Input: Terminal block + barrel jack

Reliability:

• Auto reboot via WDT
• Alerting tools: Buzzer and RTC

Physical Characteristics:

• Housing: Metal
• Dimensions (with/without ears): 181/158 x 103 x 33 mm
• Weight: 740 g
• LCD panel with buttons
• Installation: Desktop, wall, DIN rail (optional)

Environmental Limits:

• Operating Temperature: 0 to 55 °C
• Storage Temperature: -40 to 75 °C
• Humidity: 5–95% (non-condensing)

Certifications:

• EMC: EN 55032/35
• EMI: CISPR 32, FCC Part 15B Class A
• EMS: IEC 61000-4-2 to -4-11
• Safety: UL 62368-1
• Maritime: DNV
• Medical: EN 60601-1-2 Class B, EN 55011

MTBF:

• 678,381 hours (Telcordia TR/SR)

Warranty:

• 5 years (see www.moxa.com/warranty)