10 piece FC/A attenuator kit for both male and female FC connections. This set provides a range of attenuation values to fit measurement and protection tasks: 0 dB, 3 dB, 10 dB, 12 dB, 15 dB, 20 dB, and 7 dB. It also includes an FM fixed attenuator. A flange optical adapter is included for compatible flange style integration. Specifically, it includes a 5 dB (FC A 5db) attenuator. Key benefits - Flexible power control: multiple attenuation values let you tailor optical power for safe testing and accurate measurements. - Broad compatibility: FC A connectors suitable for both male and female interfaces. - Integrated accessories: FM fixed attenuator and flange optical adapter simplify setup and integration. Use scenarios - Lab calibration: adjust signal levels and calibrate optical test equipment and power meters. - Field deployment: balance power across short and long fiber runs during installation or maintenance. - Troubleshooting and verification: verify link budgets and ensure stable performance during fiber network testing.