The item is new, the box has been opened but it has never been used. All original parts and cables are included.

The Corsair RM850e 850W ATX 3.0 Power Supply is a black, fully modular unit with a maximum power output of 850W. It features a modular design, 24-pin connectors, and is compatible with universal models. This ATX form factor power supply includes one fan for cooling and is part of the Corsair RMe series.