The FSM-50S Fusion Splicer sets the standard for core alignment fusion splicers. The FSM-50S is the fastest field splicer available, and completes a splice and tube heat in a total of 44 seconds. Special features include its small size and weight and the legendary ruggedness Fujikura is known for. The FSM-50S also includes user-friendly features such as calibration-free arc adjustments, automatic fiber type identification and reduced operational steps. The FSM-50S also offers increased flexibility for various splicing tasks with user-selectable front and back monitor positioning.