Modules and Boards

Yeastar EX08 Module Expansion Board

  • New: $84.00
Availability: In Stock

Yeastar EX08 Module Expansion Board (YST-EX08)

The Yeastar EX08 Expansion Board is used to customize the connectivity of a compatible S-Series phone system. This expansion span increases the number of RJ11 ports on the S-Series PBX unit by 8. Additionally, it includes 4 on-board module slots.

This board fits into one of the expansion board slots on either the S100 or S300 units.


  • Adds 8 RJ11 interface ports
  • Adds 4 on-board module slots


  • Fits an expansion board slot on either the Yeastar S-Series S100 (2 available slots) or S300 (3 available slots)

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