Yeastar EX08 – Expansion Card for S-Series PBX

Overview

The Yeastar EX08 Expansion Card is a modular expansion board designed to increase the port capacity and flexibility of Yeastar S100 and S300 IP PBX systems. It features 4 onboard RJ11 ports and 4 module slots, allowing you to add a mix of FXO, FXS, BRI, or GSM/3G modules as needed.

This makes the EX08 ideal for businesses that require hybrid analog and VoIP connectivity, enabling smooth integration between traditional telephone lines, mobile networks, and modern IP systems.

Key Features

• Flexible Port Expansion

  • Comes with 4 RJ11 ports and 4 expansion module slots for FXO, FXS, BRI, or GSM/3G modules.

• Customizable Configuration

  • Supports a mix of modules such as O2 (2 FXO), S2 (2 FXS), B2 (2 BRI), and GSM/3G modules for hybrid communication setups.

• High Compatibility

  • Designed for use with Yeastar S100 and S300 PBX systems.

  • Automatically detected once installed — no manual configuration required.

• Scalable Design

  • Expands the PBX capacity to support additional analog, ISDN BRI, or GSM/3G trunks.

  • Perfect for growing businesses or multi-branch organizations.

• Easy Installation

  • Plug-and-play design fits directly inside the PBX chassis.

  • Modular approach simplifies maintenance and future upgrades.

Technical Specifications

• Model: Yeastar EX08

• RJ11 Ports: 4 (for connection with analog lines)

• Module Slots: 4 (for O2, S2, B2, or GSM/3G modules)

• Compatible PBX Systems:

  • Yeastar S100

  • Yeastar S300

• Function: Expands PBX with analog, ISDN, or GSM/3G trunks and extensions

• Installation: Internal plug-in card

• Power Supply: Draws power from the main PBX unit

• Operating Temperature: 0°C – 45°C

• Dimensions: Approx. 115 × 90 × 20 mm

Benefits

• Expands the functionality of Yeastar S-Series PBXs.

• Supports flexible combinations of analog, ISDN, and GSM modules.

• Simple plug-and-play setup — no complex configuration.

• Ideal for hybrid communication environments.

• Scalable solution for growing telephony needs.

Ideal For

• Businesses using Yeastar S100 or S300 PBX systems.

• Offices that need both analog and VoIP connectivity.

• Companies expanding to support more lines or extensions.

• Hybrid VoIP installations requiring PSTN or GSM integration.

Delivery & Support

We at Ace Tech Pro LTD offer fast delivery options, 100% genuine product guarantee and customer support.

Order Now!

Order now at Ace Tech Pro LTD or visit our shop at Rahimtullah Trust Building 2nd Floor Shop 11 along Moi Avenue.