Corsair RM1000x Shift Fully Modular ATX Power Supply – Modular Side Interface – ATX 3.0 & PCIe 5.0 Compliant – Zero RPM Fan Mode – 105°C-Rated Capacitors – 80 Plus Gold Efficiency – Black. CORSAIR RMx SHIFT Series fully modular power supplies boast a revolutionary side cable interface to keep all your connections within quick reach, for exceptionally convenient 80 PLUS Gold efficient power. With fully modular micro-fit connections and ATX 3.0 compliance, RMx SHIFT makes clean PC builds and upgrades even easier. A 140mm fluid dynamic bearing fan utilizes a specially calculated fan curve for high performance and reliability with low noise, while Zero RPM mode support ensures virtually silent operation at low and medium loads. For quiet, efficient, and accessible power, put an RMx SHIFT Series PSU on your side. Style: RMx Shift (ATX 3.0 & PCIe 5.0). Fully Modular Micro-Fit PSU Connectors: CORSAIR Type 5 Gen 1 micro-fit PSU cables mean you only connect the cables your system needs while taking up less space. Intel ATX 3.0 Certified: Compliant with the ATX 3.0 power standard, supporting the PCIe Gen 5 platform and resisting transient power spikes. Zero RPM Fan Mode Support: At low and medium loads the cooling fan switches off entirely for near-silent operation. Modern Standby Compatible: Extremely fast wake-from-sleep times and better low-load efficiency. Open Box Condition Notice. Items are in perfect working condition. Items may have some minor signs of use, and the original protective wrapping may be absent or the item may be repackaged. All accessories will be included.