Corsair RM850e (2025), 850W, 80PLUS Gold, ATX 3.1, PCIe 5.1

This Corsair brand power supply unit has an 80 PLUS Gold energy efficiency certificate and a power output of 850W.

850W power supply will be suitable for a powerful workstation or gaming computer. It will provide power for a high-end video card (for example, RTX 4070 Ti SUPER), multiple hard drives (SSD/HDD), water cooling, and a top-tier processor (possibly overclocked).

The diameter of this power supply unit's fan is 120 mm, which will ensure quiet operation in mid-range computers. For especially quiet power supply unit operation, we recommend selecting a fan with a 135 mm or 140 mm diameter.

80 PLUS Gold energy efficiency certificate received by this power supply guarantees at least 90% efficiency at 50% load. In other words, for every 100 W of energy the power supply receives from the power grid, at least 90 W goes to your computer components, and the remaining 10 W is lost as heat.

The color of this power supply is Melna. The cable color is Melna and they are flat.

The power supply has received the Cybenetics A noise level certificate – the noise generated by the unit will be 20-25 decibels.

Thanks to the fact that this power supply has modular cables, you can add hard drives, video cards, and other components as needed, using the various cables included in the package. This way, there are fewer wires in the computer, which improves ventilation and appearance (especially useful for those who choose a partially transparent case).