Based on this product's specifications, here are some alternatives and similar models
DC extension cable WENTRONIC 5 m, black, model 76671, for low-voltage DC power connections
Summary description:
WENTRONIC DC extension cable model 76671 is a 5‑metre black cable designed for extending low‑voltage DC power connections. It provides a simple solution for relocating DC devices such as CCTV cameras, LED strips or routers when the original cable is too short. The cable maintains DC continuity over longer distances and facilitates flexible placement of equipment without changing power supplies.