Insomnia.gr reviews the be quiet! Pure Power 12 850W PSU. The author highlights its compatibility with ATX 3.1 standards and praises its high-quality components, including LLC topology and comprehensive cabling. The standout feature is its ability to handle sudden power surges up to twice its nominal capacity. The PSU is also noted for its 80 PLUS® Gold certification, ensuring high energy efficiency and quiet operation. It was honored with the "Great Value" award.