Based on this product's specifications, here are some alternatives and similar models
Cable be quiet! CB-6620 0.61 m
Summary description:
The be quiet! CB-6620 is a 0.61 m ATX cable featuring dual 20+4 pin connectors. Designed for reliable power delivery, it ensures compatibility with various ATX power supplies. Its compact size makes it easy to manage within your PC case, while the quality construction guarantees durability and performance. Perfect for building or upgrading your system.