This was a customer return that appears opened but never used as all the connectors are still in the original wrapping and power supply is in great condition just opened

The Corsair RM1000x 1000W Fully Modular ATX 3.1 Power Supply PSU is a high-quality power supply unit designed for universal compatibility with various brands and models. With a maximum power output of 1000W and multiple voltage compatibility options, this PSU is a reliable choice for powering your computer system efficiently. Featuring a sleek black color and a single fan cooling design, the Corsair RM1000x provides stable and stable power delivery for all connected components. Additionally, the PSU includes various connectors such as floppy drive, CPU, peripheral, PCI Express, and SATA, making it easy to set up for optimal performance.