Based on this product's specifications, here are some alternatives and similar models
Internal Serial Adapter DeLOCK 89447
Summary description:
The DeLOCK 89447 is an internal serial adapter with a PCIe host interface and a maximum data transfer rate of 0.0001152 Gbit/s. It features a SUN2410 chipset and supports FIFO of 128 B. Compatible with Windows 10 Education and Enterprise editions, this adapter is ideal for expanding your system's serial communication capabilities.