Based on this product's specifications, here are some alternatives and similar models
Slot Expander DeLOCK 41856
Summary description:
The DeLOCK 41856 Slot Expander allows for the expansion of PCI Express x1 and PCI 32Bit 5V interfaces. It provides additional slots for connecting more devices, enhancing your system's capabilities. Ideal for users needing more expansion options in their PC setup.