Yeastar S100 VoIP PBX

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Yeastar S100 VoIP PBX

S100 is a cost-effective business communication system with a base configuration of 100 users and 30 concurrent calls and can scale up to 200 users and 60 concurrent calls.

With Yeastar S-Series, all the telephony interfaces are modular and customizable, S100 allows 2 Expansion Boards to customize FXS, FXO, ISDN BRI, GSM/3G/4G, or E1/T1/PRI port.

  • 100 Users (expandable to 200)
  • 30 Concurrent Calls (expandable to 60)
  • Up to 16 FXS/FXO/BRI Ports
  • Up to 6 GSM/CDMA/3G/4G Channels
  • Up to 2 E1/T1/PRI Ports

Protected from Internet hackers and viruses with built-in firewall, TLS, SRTP, and more.


Powered by Freescale ARM A9 industrial grade quad-core CPU processors.


Free lifetime software/firmware upgrade assures reliability over the years.

Easy to use

Save time with streamlined installation. Manage PBX on the intuitive Web GUI.

Phone Provisioning

Automatically provision phones from Yealink, Snom, VTech, and more.


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