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Yeastar: EX08 Expansion Board

Yeastar EX08 Expansion Board (4 Module Slots)

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EX08 Expansion Board, Telecom, PBX Accessory, Yeastar, EX08 Expansion Board

Internal expansion board providing 4 telephony module slots (supporting up to 8 ports) for Yeastar S100, S300, P560, and P570 IP PBXs.

verified4 Telephony Module SlotsverifiedSupports up to 8 FXS/FXO/BRI PortsverifiedSupports up to 4 Cellular ChannelsverifiedFits S100, S300, P560, P570verifiedInternal Motherboard Bus Connection
KES 18,500.00KES 23,125.00
local_offerSave KES 4,625 today
1 Year Manufacturer Warranty
Variants
EX08 Expansion Board4 Telephony Module Slots · Supports up to 8 FXS/FXO/BRI Ports · Supports up to 4 Cellular Channels · Fits S100, S300, P560, P570 · Internal Motherboard Bus ConnectionS2 Module2 Analog FXS Ports · Dual RJ11 Extension Interfaces · Connects Analog Phones & Faxes · Compatible with P-Series & S-Series · Plug-and-Play Hardware DetectionO2 Module2 Analog FXO Ports · 2 PSTN CO Landline Inputs · Connects Traditional Telkom Lines · Compatible with P-Series & S-Series · Built-in Lightning & Surge ProtectionSO Module1 FXS Port + 1 FXO Port · PSTN Lifeline Power Failover · Auto Loop-Through during Blackout · Compatible with P-Series & S-Series · Single Slot Hybrid DesignB2 Module2 ISDN BRI Ports (RJ45) · 4 Digital Voice Channels · Software-Configurable TE/NT Modes · Compatible with P-Series & S-Series · Digital ISDN Line InterconnectGSM Module1 GSM SIM Channel · Quad-Band 850/900/1800/1900 MHz · Cellular Voice & SMS Support · SMA Antenna Connector Included · Compatible with S-Series PBX3G Module1 3G UMTS SIM Channel · High-Definition 3G Voice · 900/2100MHz & 850/1900/2100MHz · SMA Antenna Connector Included · Compatible with S-Series PBX4G LTE Module1 4G LTE Cellular Port · High-Speed LTE Data & VoLTE · 4G / 3G / 2G Network Fallback · Dual External SMA Antennas · Compatible with P-Series & S-SeriesEX30 Expansion Board1 E1/T1/J1 PRI Port (RJ45) · 30 Concurrent Digital Voice Channels · ISDN PRI Signaling Support · Fits S100, S300, P560, P570 · Seamless Carrier Digital TrunkingD30 ModuleAdds 100 IP Users · Adds 30 Concurrent Calls · Hardware DSP Voice Processing · Fits S100, S300, P560, P570 · Zero Reconfiguration Required

Product Overview

The Yeastar EX08 is an internal expansion board engineered to dramatically expand the interface port capacity of Yeastar modular IP-PBX systems. Designed to install into the expansion bays of Yeastar S100, S300, P560, and P570 PBX systems, the EX08 provides 4 onboard module slots supporting up to 8 telephony ports. Each of the 4 slots on the EX08 accepts any Yeastar module—including S2 (FXS), O2 (FXO), SO (FXS/FXO), B2 (BRI), GSM, 3G, or 4G LTE. The rear panel features 8 RJ11 telephone connectors, allowing technicians to mix and match analog extensions, landlines, and cellular links to suit exact site requirements.

Why Buy This Product

Quad Module Capacity

Accommodates up to 4 individual Yeastar telephony modules in a single expansion bay.

8 Dedicated RJ11 Ports

Direct rear RJ11 ports eliminate messy breakout cables or external adapter boxes.

Universal Module Support

Supports any mix of FXS, FXO, BRI, GSM, 3G, and 4G LTE modules.

Best for These Applications

Growing Enterprises

Organizations expanding their Yeastar P560/P570 or S100/S300 with extra physical phone lines.

Hospitality PBX Deployments

Adding blocks of 8 analog FXS extensions directly into rackmount PBX chassis.

Key Advantages

  • High-Throughput Backplane Bus:Direct connection to the PBX internal system bus ensures zero packet latency.
  • Multi-Board Scaling:Install up to 2 EX08 boards in P570/S100 and up to 3 EX08 boards in S300 for massive port counts.
  • Solid Heavy-Duty PCB:Industrial multilayer circuit board with gold-plated slot contacts for maximum durability.

Frequently Asked Questions

No, telephony modules (S2, O2, B2, LTE) are purchased separately to match your needs.
The P560 accommodates 1 expansion board (either 1x EX08 or 1x EX30).
The P570 accommodates up to 2 expansion boards.

Technical Specifications

ParameterSpecification
Product Weight0.25
Shipping Weight0.45
Expansion Slots4
Expansion Boards1
System ArchitectureMotherboard Bus Expansion Board with 4 Module Bays
Dimensions160 x 120 x 25 mm
Operating Temperature0°C to 40°C (32°F to 104°F)
CertificationsCE, FCC, RoHS
Stock6
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