Based on this product's specifications, here are some alternatives and similar models
Fiber optic LC-ST simplex adapter ACT EA1040
Summary description:
The ACT Fiber optic LC-ST simplex adapter is designed for reliable connections in both multi-mode and single-mode fiber applications. It features a metallic finish and is sold individually. This adapter ensures optimal performance and low insertion loss, making it ideal for high-speed data transmission. Its compact design allows for easy installation in various networking environments.