EXFO EPX-200 OC-3/STM-1 Receiver

The EXFO EPX-200 OC-3/STM-1 Receiver is a modular test instrument for the EXFO EPX16 chassis designed to analyze and monitor SDH/SONET optical traffic at 155 Mbps. The module supports multiple configurations—Quad Receiver, Dual Transceiver, or Quad Transmitter—enabling flexible deployment across performance testing, troubleshooting, and link monitoring applications. Remote operation via web browser or custom software enables unattended testing and automated workflow integration.

## Technical Specifications

• **Signal Type:** OC-3/STM-1
• **Data Rate:** 155 Mbps
• **Protocols:** SDH/SONET, DS1
• **Configuration Modes:** Quad Receiver, Dual Transceiver, Quad Transmitter
• **Connector Interface:** RJ-45
• **Module Weight:** Approximately 3 lbs/ea

## Key Features

• Simultaneous generation and monitoring of DS1 signals
• Cross-connect capability enabling 28-channel DS1 cross-connects when paired with additional EPX16 modules
• Add/Drop functionality for DS1 signals in multi-module configurations
• Remote management via web browser interface or customer-developed software
• Flexible module architecture supports reconfiguration across receiver, transceiver, and transmitter modes

## Typical Applications

• SDH/SONET network performance validation
• Low-rate optical link troubleshooting
• DS1 signal monitoring and generation
• Unattended automated testing workflows
• Cross-connect and add/drop signal path verification

## Compatibility & Integration

The EPX-200 integrates directly into the EXFO EPX16 chassis and operates alongside other EPX16 test modules to expand functional capability. Interconnection with additional modules supports DS1 cross-connect and add/drop operations. The module accepts remote commands through standard web browser access or via custom software protocols, enabling integration into larger test automation frameworks.

**Note:** The EPX-200 was discontinued by EXFO with an end-of-service and support date of June 30, 2009. Third-party suppliers may provide continued support.