Based on this product's specifications, here are some alternatives and similar models
Connection board Microsoft Surface Pro 4/5/6
Summary description:
The CoreParts TABX-SURFACE-PRO4-01 connection board is designed for Microsoft Surface Pro 4, 5, and 6 models. With dimensions of 80 mm width, 40 mm depth, and 120 mm height, it ensures a perfect fit and reliable performance. This component is essential for maintaining connectivity and functionality in your device, making it a crucial spare part for repairs.