Based on this product's specifications, here are some alternatives and similar models
UTP Splitter DATACOM 4207 4×RJ45 CAT3 - passive line splitter for one UTP to four RJ45 ports
Summary description:
DATACOM 4207 is a passive UTP splitter with four RJ45 ports designed for Cat3 cabling. It splits a single UTP connection into four RJ45 endpoints without active electronics, suitable for basic telephony, low-speed data or legacy network extensions where Cat3 is used. Compact and plug-and-play, it provides a simple cost‑effective way to expand port availability.