MARBLEBRON 550 Watt 80 PLUS Bronze Semi-Modular Power Supply - Products - ENERMAX Technology Corporation
Amazon.com: Seasonic FOCUS Plus 550 Gold SSR-550FX 550W 80+ ATX12V & EPS12V Full 120mm FDB Fan Compact 140 mm Size Power Supply, Gold Modular FX : Electronics
Τροφοδοτικό Η/Υ ΑΤΧ 550W - BatteryTech
EVGA 550 BP 100-BP-0550-K1 550 W Power Supply - Newegg.com