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

The EXFO EPX-200 OC-3/STM-1 Receiver is a precision optical module designed to validate and monitor OC-3 (155 Mbps) and STM-1 level signals in SONET and SDH networks. This module is a part of EXFO’s EPX series and integrates seamlessly into modular test platforms for comprehensive transmission path analysis. It captures and analyzes incoming signals, verifying frame structure, signal integrity, error rate, and alarm conditions in real-time. Supporting a variety of framing options and test patterns, it offers flexible testing of equipment performance under normal and fault conditions. Built for telecom labs, production lines, and field diagnostics, the EPX-200 features LED indicators, user-configurable settings, and robust firmware to ensure accurate and consistent results. Its hot-swappable form factor enhances productivity by allowing quick module changes without powering down the system. The unit also supports overhead extraction and jitter analysis, aiding in full compliance testing. Whether used for network commissioning, troubleshooting, or manufacturing verification, the EPX-200 enables fast and reliable performance checks, ensuring compatibility and operational readiness of transmission systems across metro and long-haul optical networks.