Based on this product's specifications, here are some alternatives and similar models
Network Cable APC AP9810 Dry Contact I/O Accessory 0.045m Black
Summary description:
The APC AP9810 Dry Contact I/O Accessory provides additional dry contact input and relay outputs, enhancing management options for your network. With a cable length of 0.045 meters and a sleek black design, this accessory is perfect for integrating into your existing setup, ensuring reliable performance and easy connectivity.