The Moxa NPort 6650-16-48V is a secure 16-port terminal server that connects RS-232/422/485 serial devices to Ethernet networks with robust security and performance. Designed for rackmount installation and powered by a ±48 VDC input, this device is ideal for telecom, industrial, and infrastructure applications. With advanced security features like SSH, HTTPS, and SNMPv3, plus SD storage support and modular expandability for Ethernet and fiber via NM modules, the 6650-16-48V offers flexibility and resilience. Its intuitive LCD panel and wide driver compatibility make deployment fast and seamless in virtually any environment.

Technical Details (English):

Memory:

• SD Slot: Up to 32 GB (SD 2.0 compatible)

Input/Output Interface:

• Alarm Contact: 1 A @ 24 VDC (resistive load)

Ethernet Interface:

• 10/100BaseT(X) RJ45 port: 1, Auto MDI/MDI-X
• Magnetic Isolation: 1.5 kV built-in
• Expansion: NM Series modules for RJ45/fiber port expansion

Ethernet Software Features:

• Configuration: Web Console (HTTP/HTTPS), Windows Utility, DSU, MCC Tool, Serial, Telnet/SSH
• Protocols: ARP, BOOTP, DHCP, DNS, HTTP, ICMP, IPv4/IPv6, LLDP, PPPOE, SMTP, SNMPv1/v2c/v3, SNTP, TCP/IP, Telnet, UDP
• Time Management: SNTP Client
• Routing: RIPV1/V2, Static Routes
• MIB: MIB-II

Driver Support:

• Windows: 95 to 11, Server 2003 to 2022, CE 6.0/5.0, XP Embedded
• Linux: Kernel 2.4.x to 6.x
• macOS: 10.12 to 11.x
• Other Platforms: SCO UNIX, OpenServer, UnixWare 7, QNX 4.25/6.x, Solaris 10, FreeBSD, AIX 5.x, HP-UX 11i, Mac OS X
• ARM Platforms: Kernel 4.x/5.x
• Virtual Machines: VMware ESXi, Fusion, Parallels
• Android API: Version 3.1.x and later

Security Functions:

• Authentication: Local database, RADIUS, TACACS+
• Encryption: HTTPS, AES-128/256, HMAC, RSA-1024, SHA-1/256/384
• Protocols: HTTPS (TLS 1.2), SNMPv3, SSHv2

Serial Interface:

• Connectors: 16 × 8-pin RJ45
• Standards: RS-232, RS-422, RS-485
• Secure Modes: Reverse SSH, Secure Pair Connection, Secure Real COM, Secure TCP Client/Server, SSH
• Standard Modes: Disabled, Ethernet Modem, Pair Connection, PPP, Printer, Real COM, Reverse Telnet, RFC2217, TCP Client/Server, Terminal, UDP
• Baudrates: 50 bps to 921.6 kbps (non-standard rates supported)
• Data Bits: 5, 6, 7, 8
• Stop Bits: 1, 1.5, 2
• Parity: None, Even, Odd, Space, Mark
• Flow Control: RTS/CTS, DTR/DSR, XON/XOFF
• RS-485 Resistors: 1 kΩ / 150 kΩ Pull-up/down, 120 Ω Terminator
• Direction Control: Automatic (ADDC)
• Console Port: RS-232 (TxD, RxD, GND), 8-pin RJ45 (19200, n, 8, 1)

Serial Signals:

• RS-232: TxD, RxD, RTS, CTS, DTR, DSR, DCD, GND
• RS-422: Tx±, Rx±, GND
• RS-485-4w: Tx±, Rx±, GND
• RS-485-2w: Data±, GND

Power Parameters:

• Input Current: 293 mA @ 48 VDC
• Input Voltage: ±48 VDC, 20–72 VDC, -20 to -72 VDC

Reliability:

• Watchdog Timer: Built-in
• Alerts: Buzzer and RTC (real-time clock)

Mechanical:

• Housing: Metal
• Mounting: Rack
• Dimensions with ears: 480 × 195 × 44 mm
• Dimensions without ears: 440 × 195 × 44 mm
• Weight: 3,580 g
• Interface: LCD panel + push buttons

Environmental:

• Operating Temp: 0 to 55 °C
• Storage Temp: -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/-3/-4/-5/-6/-8
• Safety: UL 60950-1
• Traffic: NEMA TS2
• Mechanical: Vibration (IEC 60068-2-6), Freefall (IEC 60068-2-34)

Environmental Compliance:

• RoHS, CRoHS, WEEE

MTBF:

• Time: 439,673 hours
• Standard: Telcordia (Bellcore)

Warranty:

Period: 5 years

Info: www.moxa.com/warranty