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Shoretel ST Voice Switches
Available as Hardware and Virtualized Applications

Shoretel ST Voice Switches
ShoreTel ST Voice Switches enable IP PBX and unified communications for organizations of every size—from large enterprises to small and medium businesses. Highly reliable and intelligent, these switches unify communications across multiple enterprise locations, supporting IP phones, analog devices, and a variety of trunk interfaces. ShoreTel ST Voice Switches manage ShoreTel IP phones and analog lines, as well as PSTN and ITSP trunks.


Recommended for Digital Trunking

Voice Switch ST50A

Voice Switch ST50A

  • 2 RJ-45 10/100/1000 Ethernet connectors
  • 1 RJ-21X port for punchdown block, patch panel, or 12-port harmonica connector
  • 4 loop start trunk ports (FXO)
  • 4 analog extension ports (FXS)
  • 1 DB-9 for serial communications
  • 1 3.5 mm stereo input for connecting a music-on-hold source
  • 1 3.5 mm stereo output for connecting to a overhead paging system or night bell
  • SIP trunking and extension support
  • Recommended for Digital Trunking

Voice Switch ST100A

Voice Switch ST100A

  • 2 RJ-45 10/100/1000 Ethernet connectors
  • 1 RJ-21X port for punchdown block, patch panel, or 12-port harmonica connector
  • 8 loop start trunk ports (FXO)
  • 6 analog extension ports (FXS)
  • 14 SIP trunks
  • 1 3.5 mm stereo input for connecting a music-on-hold source
  • 1 3.5 mm stereo output for connecting to a overhead paging system or night bell
  • Make me conferencing up to 12 parties
  • Maintenance (DB-9)
  • Recommended for Digital Trunking

Voice Switch ST100DA

Voice Switch ST100DA

  • 2 RJ-45 10/100/1000 Ethernet connectors
  • 1 RJ-21X port for punchdown block, patch panel
  • 2 loop start trunk ports (FXO)
  • 6 analog extension ports (FXS)
  • 1 DB-9 for serial communications
  • 38 SIP Trunks
  • 1 3.5 mm stereo output for connecting to a overhead paging system or night bell
  • 1 T1/E1 Trunk with 24/30 ports
  • Make me conferencing for up to 12 call legs
  • Recommended for Digital Trunking

Voice Switch ST1D

Voice Switch ST1D

  • 1 T1/E1 trunks with 24/30 ports
  • Integrated CSU
  • Line and Payload Loopbacks
  • 30 SIP Trunks
  • Facilities Data Link
  • 2 RJ-45 10/100/1000 Ethernet
  • 1 RJ-21X Analog
  • Audio MOH input and Paging
  • T1/E1 (RJ-48C)
  • 1 DB-9
  • SIP trunking and extension support
  • USB 2.0 A-Type
  • Recommended for Digital Trunking

Voice Switch ST2D

Voice Switch ST2D

  • 2 T1/E1 trunks with 48/60 ports
  • Integrated CSU
  • Line and Payload Loopbacks
  • 60 SIP Trunks
  • Facilities Data Link
  • 2 RJ-45 10/100/1000 Ethernet
  • 1 RJ-21X Analog
  • Audio MOH input and Paging
  • 2 T1/E1 (RJ-48C)
  • 1 DB-9
  • SIP trunking and extension support
  • USB 2.0 A-Type
  • Recommended for Digital Trunking

Voice Switch ST200

Voice Switch ST200

  • 2 RJ-45 10/100/1000 Ethernet connectors
  • 12 Make me conference 6-party call legs
  • 1 DB-9 for serial communications
  • USB 2.0 A-Type
  • Audio MOH input and Paging output
  • DB-9 for Maintenance
  • Recommended for Digital Trunking

Voice Switch ST500

Voice Switch ST500

  • 2 RJ-45 10/100/1000 Ethernet connectors
  • 24 Make me conference 6-party call legs
  • 1 DB-9 for serial communications
  • USB 2.0 A-Type
  • Audio MOH input and Paging output
  • USB 2.0 A-type
  • DB-9 for Maintenance
  • Recommended for Digital Trunking
Recommended for Analog Extensions

Voice Switch ST24A

Voice Switch ST24A

  • 2 RJ-45 10/100/1000 Ethernet connectors
  • 1 RJ-21x for bridging connections
  • 24 FXS Telephone Extensions
  • FXS REN support
  • 1 DB-9 for maintenance
  • Audio MOH input and Paging output
  • UBB 2.0 A-Type
  • Make me conferencing for up to 24 call legs
  • Recommended for Analog Extensions

Voice Switch ST48A

Voice Switch ST48A

  • 2 RJ-45 10/100/1000 Ethernet connectors
  • 1 RJ-21x for bridging connections
  • 48 FXS Telephone Extensions
  • FXS REN support
  • 1 DB-9 for maintenance
  • Audio MOH input and Paging output
  • UBB 2.0 A-Type
  • Make me conferencing for up to 24 call legs
  • Recommended for Analog Extensions