Based on this product's specifications, here are some alternatives and similar models
Serial cable DELOCK 84231, D-Sub 25 Pin to D-Sub 25 Pin, beige, 2 m
Summary description:
DELOCK 84231 is a 2 m beige serial cable with D-Sub 25 Pin connectors on both ends. Designed for RS-232 and other parallel D-Sub 25 applications, it provides a fixed-length wired connection between routers, modems, industrial equipment, or legacy PCs. The cable is useful for data transfer, configuration and diagnostics where a 25-pin D-Sub interface is required.