Yeastar EX30 CARD Expansion 1 onBoard with E1/T1/PRI Port for S100 & S300
The Yeastar EX30 Expansion Card (1 onboard E1/T1/PRI port) for S100 & S300 is a modular add-on designed to provide digital trunk connectivity to Yeastar S-Series IP PBX systems. With a single E1/T1/PRI port per card, the EX30 allows seamless integration of digital telephone lines using standards like ISDN PRI, making it ideal for businesses that need to connect to legacy or high-capacity telecom networks. The card is easy to install and configure through Yeastar’s intuitive web-based interface.
Key Features
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1 E1/T1/PRI Port: Enables digital trunk connection via standard ISDN PRI or similar protocols.
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Protocol Support: Supports PRI, MFC-R2, SS7, E&M signaling, and various regional PRI standards including EuroISDN and Q.SIG.
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Modular Expansion: Compatible with Yeastar S100 (up to 2 cards) and S300 (up to 3 cards).
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Flexible Deployment: E1, T1, and J1 interface compatibility for global use.
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Easy Configuration: Integrates seamlessly into the S-Series PBX system with browser-based management.




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