Based on this product's specifications, here are some alternatives and similar models
RJ45 Splitter Lexi-NET IHA0039E — 1×8P8C to 4×8P2C network splitter
Summary description:
The Lexi-NET IHA0039E is an RJ45 splitter that converts one 8P8C (RJ45) connection into four 8P2C outputs. Designed for simple network splitting tasks where multiple devices need physical connection from a single port, it is suitable for basic LAN setups, testing, and temporary extensions. Compact and passive, it requires no power and offers a straightforward solution for routing Ethernet cabling in constrained environments.