Based on this product's specifications, here are some alternatives and similar models
Fiber optic patchcord RBLINE PC-2FC/2SC singlemode 1 m
Summary description:
Singlemode fiber optic patchcord RBLINE PC-2FC/2SC, 1 m length, with FC connector on one end and SC connector on the other. Designed for single-mode optical links, it provides a compact connection between devices with FC and SC ports. Suitable for telecommunication equipment, data centers, testing setups and fiber patch panels.