The Keysight 81000FA is an FC-to-FC fiber optic connector adapter for precision optical signal routing in test and measurement systems. This female-to-female adapter maintains signal integrity across single-mode and multimode fiber installations, supporting OTDRs, optical power meters, light sources, and related laboratory equipment. The compact form factor integrates into optical benches and test configurations while withstanding repeated mating cycles in professional environments.
Technical Specifications
• Connector Type: FC Female to FC Female
• Fiber Compatibility: Single-mode and multimode fibers (dependent on ferrule specification)
• Insertion Loss: Minimized; dependent on ferrule quality and cleanliness
• Return Loss: Optimized for signal integrity; dependent on ferrule quality and cleanliness
• Durability: Rated for repeated mating cycles in professional testing
– Key Features
• Compact adapter design for optical test setups
• Lightweight construction for field portability
• Durable materials engineered for long-term reliability
• Minimal signal attenuation across supported fiber types
– Typical Applications
• Optical network installation, verification, and troubleshooting
• Laboratory fiber characterization and component testing
• On-site field service for fiber infrastructure
• Cable-to-instrument and cable-to-cable interconnection
– Compatibility & Integration
The 81000FA interfaces with standard FC connector equipment from Keysight, Agilent, HP, and other manufacturers. Compatible with optical time domain reflectometers, optical power meters, light sources, patch panels, transceivers, and network interface devices employing FC fiber optic connectors.


















