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Serial Servers

External serial servers that provide connectivity to any serial device

Digi Serial Servers connect critical equipment to applications, providing 1, 2, 4, 8, 16, and 32 port serial over Ethernet options with transparent connectivity for existing serial applications with Digi's RealPort driver, or via TCP or UDP sockets. TLS, SSL or SSH based connections provide robust encryption. 232-only and MEI (selectable 232/422/485 versions are available.
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Digi Connect® WS
Extended safety terminal server is designed for serial over network applications that require 60601 certified solutions
  • 1/4/8-port RS-232 serial-to-network connectivity
  • 802.11 a/b/g/n Wi-Fi
  • Power over Ethernet support
  • IEC 60601 3rd edition compliant
  • Wi-Fi Alliance Certified, WPA & WPA2 personal and enterprise, AES, TKIP, 802.11w, 802.11d, 802.11h, PMF
  • VESA mountable
  • TCP Socket Connectivity to individual devices
  • HTTPS supported for additional security
  • Ports may be connected to from different systems, OS independent
ConnectPort® TS 8/16
Terminal Servers with Dual IPv4/IPv6 Stack
  • Dual IPv4/IPv6 stack
  • 8 or 16 serial ports with Tx/Rx LEDs
  • Patented RealPort® technology for COM/TTY port control/ management
  • SSL/TLS and SSHv2 for added security
  • Easy configuration and management through web browser or CLI
ConnectPort® LTS 8/16/32
Next generation serial servers support GB Ethernet and IPv6 networks. Optional ZigBee and USB bring wireless capabilities into multi-port serial server environments.
  • Dual GB Ethernet ports for redundancy
  • 8, 16 or 32 serial ports
  • EIA 232 and MEI (232/422/485) versions.
  • LCD display and SD memory slot
  • W model offers USB 2.0 ports for expandability, internal modem and XBee socket for ZigBee communications
ConnectPort® TS 4x4
Serial Device Server and Ethernet Switch
  • Python development environment for custom applications
  • IPv4/IPv6 capable
  • SLS/TLS and SSHv2 for added security
  • Supports multiple serial and Ethernet ports
Digi Connect SP®
Compact Form Factor Serial Server for Custom Networking Applications
  • 1 switch selectable RS-232/422/485 serial port
  • Customizable device server
  • Python and Device Cloud support
  • Integrated mounting tabs
Digi One® SP
Compact Serial Server
  • Serial-to-Ethernet connectivity
  • TCP/UDP Socket Services for broad device connectivity
  • 1 switch selectable RS-232/422/485 serial port
  • Reverse Telnet for easy access to serial devices
EtherLite®
Network Serial Concentrators
  • Product is not recommended for new designs.
  • Multiplexes all serial ports into a single TCP/IP session
  • Basic, low-cost serial servers
  • Network serial concentrators with 8, 16 or 32 ports
PortServer® TS
Easy Serial-to-Ethernet Connectivity
  • 1, 2, or 4 RS-232 RJ-45 serial ports
  • RealPort® with encryption provides SSL-based protection
  • SSHv2 for encrypted connections
PortServer® TS M MEI
Serial Server with Internal Modem
  • Device server with one v.90/v.92 modem port
  • Access remote devices and IP networks
  • 3 serial ports with internal modem
PortServer® TS MEI
RS-232/422/485 Switch Selectable Expansion for Asynchronous Connectivity
  • RS-232/422/485 switch selectable serial ports
  • 1, 2, 4, 8 or 16 serial ports
  • Serial port expansion for manufacturing floor, gas pump, Industrial Automation
  • RealPort® with encryption provides SSL-based protection
  • SSHv2 for encrypted connections
PortServer® TS P MEI
RS-232/422/485 Serial Server with Powered Serial and Ethernet Options
  • End-span and mid-span PoE (Power over Ethernet)
  • Device server with 2 or 4 RS-232/422/485 serial ports
  • Serial port expansion for devices in locations where power outlets aren’t available
  • Serial-to-Ethernet connectivity
Digi Connect® ES (Extended Safety)
Serial Server with Galvanic Isolation
  • Safety certified - IEC 60601 / EN60601 3rd edition compliant
  • Optional Integrated Ethernet switch
  • 4 or 8 electrically isolated serial ports (RS-232)
  • Python and Digi Device Cloud
Digi One® IAP Family

Multi-Protocol Conversion Capabilities for Automation Integration


  • Industrial serial server and protocol bridge
  • Hardened 1-port device server for hazardous locations
  • Multi-master/multi-protocol support
  • Conformal coated circuit board
  • Device server with 1 DB-9 serial port plus pass-through port
Digi One® IA
Serial Server to Ethernet Enable Any Industrial Serial Device
  • Modbus serial to Modbus/TCP protocol conversion
  • TCP/UDP Socket Services for broad device connectivity
  • 1 RS-232/422/485 switch selectable serial port
  • Industrial protocol support
Digi One® SP IA
Ethernet Enable Any Industrial Device
  • Serial-to-Ethernet for industrial automation
  • Device server with DIN rail and wall mount kits
  • 1 switch selectable RS-232/422/485 serial port
  • TCP/UDP Socket Services for broad device connectivity
PortServer® TS MEI Hardened
Hardened, Rugged Serial Servers for Outdoor Extended Temperatures
  • Outdoor extended temperature tolerance (-35° C to +74° C)
  • Device servers with conformal coated circuit boards
  • NEMA TS 2 certification, Class 1 Div 2
  • 1, 2 or 4 switch-selectable serial ports (RS-232/422/485)
Digi Connect® N2S-170
Ethernet Network Controller
  • Designed for Model 170 traffic signal controller equipment
  • Form factor-compatible with Model 400 modem cards
  • Strong NIST-certified data encryption
  • Industrial operating temperature
  • Conformal coated for moisture and corrosion resistance

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