Modules and Boards

Yeastar O2 2-FXO Extension Module

  • New: $110.00
Availability: In Stock
$110.00
$110.00
slide 2 of 50

Yeastar O2 2-FXO Extension Module (YST-O2)

The Yeastar O2 Module is used to customize the connectivity of a compatible Yeastar MyPBX or S-Series phone system. Specifically, this module allows for FXO connectivity on two ports for the for the connection of 2 analog PSTN (POTS) lines.

This module fits into one of the on-board module slots for the S412, S20, and S50. It requires an expansion board to fit into the S100 or S300 units.


Features

  • Gives FXO connectivity to 2 ports on compatible Yeastar IP-PBX unit
  • Allows for connecting VoIP system to POTS (analog) telephone lines

Compatibility

  • Yeastar S-Series (S20, S50, S100, S300, S412)
  • Yeastar MyPBX SOHO
  • Yeastar MyPBX Standard
  • Yeastar MyPBX U100
  • Yeastar MyPBX U200
  • Yeastar MyPBX U500 Series

Product Reviews from Verified Customers

We're currently collecting product reviews for this item. In the meantime, here are some company reviews from our past customers sharing their overall shopping experience.

  • 5
    3612 (92%)
  • 4
    281 (7%)
  • 3
    17 (0%)
  • 2
    1 (0%)
  • 1
    3 (0%)
99% of customers rate this company 4- or 5-stars
Newest to Oldest
  • Highest to Lowest
  • Newest to Oldest
  • Favorite Reviews
All Ratings
  • All Ratings
  • 5 ★ Reviews
  • 4 ★ Reviews
  • 3 ★ Reviews
  • 2 ★ Reviews
  • 1 ★ Reviews
Robert S. Verified Customer   
04-07-25

fast, quick easy..good shopping

Ron B. Verified Customer   
04-07-25

Did receive several popups to respond to a text for verification...3 in total.

D Verified Customer   
04-05-25