Seasonic Prime PX 80 PLUS Platinum power supply, modular - 650 watts [NESE-121] from WatercoolingUK
Cooler Master XG650 Plus Platinum Power Supply Unit (UK) - 80 Plus Platinum (+92% Efficiency) 650W, Fully Modular, Real-Time Display, 100% Japanese Capacitors, 135mm FDB ARGB Fan - 10 Year Warranty :
Antec Signature Platinum 1300W Modular Power Supply 80 Plus Platinum : Amazon.co.uk: Computers & Accessories