Exfo FVA-80 Optical Variable Attenuator

The EXFO FVA-80 Optical Variable Attenuator is a high-performance tool engineered for precise optical power control in fiber-optic systems. Designed to simulate optical signal loss, this attenuator is widely used in bit error rate (BER) testing, system calibration, and performance evaluation of optical networks. It offers a wide attenuation range with high linearity, repeatability, and excellent return loss, making it ideal for both laboratory environments and field operations. The FVA-80 supports manual and remote control operations via USB or RS-232 interfaces, allowing integration into automated test setups or system-level evaluations. Its compact, rugged design ensures it withstands harsh conditions while delivering consistently accurate results. The unit is available in fixed or pluggable connector configurations, ensuring versatility across different fiber interfaces. Whether in telecom, data center, or R&D applications, the FVA-80 provides the flexibility and accuracy needed for today’s complex fiber networks. Its compatibility with EXFO’s test platforms further enhances usability, enabling seamless operation and streamlined workflows. For engineers and technicians looking to simulate real-world network conditions or validate signal margins under controlled loss scenarios, the EXFO FVA-80 stands out as a reliable, field-proven solution.