Search query: sf psu 550w

Product: Enermax Revolution SFX 550W 80 Plus Gold Full Modular Semi-Fanless Power Supply with SFX-to-ATX PSU Adapter Bracket (ERV550SWT) |Free Q-Boom Bluetooth Speaker Inside| Compact & powerful SFX form factor for small but high-performance system
Smart semi-fanless control － fanless under 30% load
100% 105°C Japanese electrolytic capacitors
Smart semi-fanless control & SFX-to-ATX compatible installation
Full modular & 100% flexible flat cables & 2013 ErP Lot 6 ready Enermax black

Product: EVGA SuperNOVA 550 G3, 80 Plus Gold 550W, Fully Modular, Eco Mode with New HDB Fan, 7 Year Warranty, Includes Power ON Self Tester, Compact 150mm Size, Power Supply 220-G3-0550-Y1 EVGA 550 G3 - "The Next Generation in Power"
80 plus Gold certified, with 90% (115VAC) / 92% (220VAC~240VAC) efficiency or higher under typical loads
Fan size/ Bearing: 130 millimeter Hydraulic Dynamic Bearing for ultra-quiet perfromace
Heavy-duty protections, including OVP, UVP, OCP, OPP, and SCP
7 year ; MTBF: 100, 000 hours. Operating temperature: 0° to 50° C EVGA