The JDSU AC121 Bare Fiber Plug is a temporary termination component for optical fiber connections, designed to enable quick and easy access to bare fibers without permanent connectorization. Field technicians, R&D laboratories, and educational institutions rely on this plug for testing, experimentation, and flexible fiber handling in environments that demand frequent reconfiguration and non-destructive access to optical fibers.
Technical Specifications
• Model: AC121
• Manufacturer: JDSU (VIAVI Solutions)
• Type: Bare Fiber Plug
• Color: Black
• Function: Temporary termination and connection of bare optical fibers
– Key Features
• Facilitates rapid connections to bare optical fibers
• Supports quick disconnect and reconnect cycles
• Eliminates need for permanent connectorization
• Designed for temporary access and non-invasive testing
– Typical Applications
• Field testing and commissioning of optical networks
• Research and development fiber characterization
• Educational laboratory demonstrations
• Temporary network access without splicing or fusion
• Experimentation requiring frequent fiber reconfiguration
– Compatibility & Integration
The AC121 accommodates bare optical fiber termination, making it suitable for integration into test setups and temporary network architectures where modularity and quick changeover are operational requirements.

















