Based on this product's specifications, here are some alternatives and similar models
Fiber optic adapter Alantec SC simplex SM FOA-SC-SMS for single-mode connections
Summary description:
Alantec FOA-SC-SMS is an SC simplex fiber optic adapter designed for single-mode (SM) connections. It provides a compact coupling point for SC connector termination, enabling alignment and stable signal transmission between two SC simplex connectors. Typical use cases include fiber patch panels, wall outlets and inline joins in single-mode networks where reliable mechanical connection and low insertion loss are required.