be quiet! Dark Power Pro 12 1200W Modular 80 Plus Titanium Power Supply - BN311
Gigabyte Aorus GP-AP1200PM power supply unit 1200 W 20 + 4 pin ATX ATX Black
LC-POWER LC1200P V3.0 1200 W Full Modular 80 Plus Platinum 135 mm Fan Ultra-Low Noise Digital Power Supply Unit, ATX 3.0 & PCIe 5.0 GPU Support, Gaming Intelligence, Sleeved Cable : Amazon.co.uk: