These electrodes are specifically designed for use with the FSM-11S, 11R, 12S, and 12S-C Fusion Splicer, ensuring optimal performance and compatibility. Manufactured by AFL, they play a crucial role in achieving precise and reliable fusion splicing, which is essential for maintaining signal integrity in fiber optic installations. Available at a price per set, these electrodes are a vital replacement item for professionals working in splicing, testing, and fiber optic placement, making sure that your splicer operates at its best.