Based on this product's specifications, here are some alternatives and similar models
RJ45 wire connector A-LAN WT003, aluminium colour, 2 g, for network cable terminations
Summary description:
A-LAN WT003 is an RJ45 wire connector designed for terminating Ethernet/network cables. Finished in aluminium colour and weighing 2 g, it provides a compact connection point for RJ45-compatible cables. Intended for use in network installations, repairs and cable assemblies where a standard RJ45 termination is required.