CORSAIR - The RM650 Power Supply's casing ensures an easy fit in almost all modern PC cases, providing more space for cable management and airflow in your chassis. More room and airflow?
CORSAIR RM 650 80+ Gold Power Supply
CORSAIR RM Series RM450 450 W ATX12V v2.31 and EPS 2.92 80 PLUS GOLD Certified Full Modular Active PFC Power Supply Power Supplies - Newegg.com