Based on this product's specifications, here are some alternatives and similar models
9 Pin Serial Male to 10 Pin Motherboard Header LP Slot Plate StarTech PLATE9MLP
Summary description:
The StarTech.com 9 Pin Serial Male to 10 Pin Motherboard Header LP Slot Plate (PLATE9MLP) features a grey design, with a host interface of IDC and an output interface of Serial. It measures 125 mm in width, 265 mm in depth, and 22 mm in height. The cable length is 0.229 m, making it suitable for various setups. This product is ideal for connecting serial devices to motherboards with a 10 pin header, ensuring reliable communication and compatibility.