Corsair RM850 (2021), RM Series, 850 Watt 80 Plus Gold Fully Modular ATX Power Supply (Triple EPS12V Connectors, Low-Noise Operation, Zero RPM Fan Mode, 105°C Capacitors, Modern Standby) White : Amazon.co.uk: PC
Corsair RM850x SHIFT power supply unit 850 W 24-pin ATX ATX Black
Corsair RM850x 80 PLUS Gold, 850 Watts, Fully Modular ATX Power Supply Unit - Black : Amazon.co.uk: Computers & Accessories