Yeastar O2 Module (2FXO) YST-O2 Expansion

Yeastar O2 Module (2FXO) – YST-O2

The Yeastar O2 Module (YST-O2) is an essential expansion module featuring 2 FXO ports designed to bridge analog PSTN (POTS) lines with your VoIP system. This module allows businesses to maintain traditional phone lines as a cost-effective backup or primary connection within their modern networking environment. By integrating the O2 module, you can leverage analog lines for outgoing calls or receive calls from the public network directly through your Yeastar IP-PBX, ensuring your networking remains connected even if internet-based SIP trunks experience downtime.

Technical Specifications

Yeastar O2 Module Variation Price Table

Product Features

• Hybrid Networking Flexibility: Seamlessly blend traditional analog lines with high-speed networking VoIP channels for maximum reliability.
• Plug-and-Play Integration: Modular design allows for quick installation into compatible Yeastar PBX expansion slots without complex networking re-wiring.
• Failover Protection: Provides an automatic PSTN fallback, ensuring your networking voice communications remain active during VoIP service outages.
• Cost-Efficient Expansion: Adds analog capacity to your networking hub without the need for expensive external gateways.
• HD Voice Features: Maintains audio clarity with built-in echo cancellation and noise suppression across all networking PSTN trunks.

Yeastar O2 Module Pros and Cons

Pros

• Compact modular form factor that doesn’t waste networking rack space.
• Hot-swappable design (on supported models) for easy networking upgrades.
• No additional external power supply required; draws power from the PBX system.
• Broad compatibility across legacy MyPBX and modern S-Series/P-Series networking units.

Cons

• Limited to 2 ports per module; high-density networking setups may require multiple modules.
• Requires an expansion board (EX08 or EX30) for installation in larger networking PBXs like the S100 or P570.

Compatibility List

• S-Series PBX: S20, S50, S100, S300
• P-Series PBX: P550, P560, P570
• VoIP Gateways: Yeastar TA810, TA1610, TA2410, TA3210 (via expansion)
• Legacy Systems: MyPBX SOHO, Standard, U100, U200, U5xx, and TDM800 Card

Yeastar O2 Module Requirements

• Yeastar O2 Module (2FXO) YST-O2 Expansion
• Yeastar O2 Module Price in Kenya – 2 FXO PSTN Ports
• Buy the Yeastar O2 Module (YST-O2). Adds 2 FXO ports for analog PSTN lines. Compatible with Yeastar S-Series and P-Series. Best for hybrid networking in Kenya.
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Conclusion

The Yeastar O2 Module is a critical component for businesses that value networking redundancy and hybrid communication. By enabling the connection of two analog lines, it ensures that your office remains reachable regardless of internet stability. Its simple installation and broad compatibility make it a “must-have” for IT managers looking to optimize their networking infrastructure with reliable, low-cost PSTN trunks. Whether you are scaling a small office or managing an enterprise branch, the YST-O2 provides the essential analog bridge for a professional networking phone system.