The Corsair TX550M PSU - The $80 Power Supply for Almost Everyone: The Corsair TX550M 80Plus Gold PSU Review
Corsair TXM Series Tx550m 550 Watt 80 Gold Certified Semi Modular Power Supply for sale online | eBay
Corsair TX-M Series TX550M Power Supply Unit - 550 Watts, Semi-Modular, 80PLUS GOLD Certified, Active PFC, Low-Profile, 120mm Fan, AC 100-240 V, 47Hz-63Hz Frequency, Black - CP-9020133-NA at TigerDirect.com