Based on this product's specifications, here are some alternatives and similar models
Thermal pad Alphacool 12458
Summary description:
The Alphacool 12458 thermal pad is designed for efficient heat transfer. It measures 100 mm x 100 mm with a thickness of 0.5 mm, ensuring optimal contact with components. The grey pad is easy to apply and provides excellent thermal conductivity, making it ideal for cooling applications. Each pack contains one thermal pad, perfect for various electronic devices.