Thermaltake Toughpower XT 750W ATI CrossFire X Certified and AMD Game Ready SLI Compliant 80 PLUS Bronze Certified Modular Power Supply - W0229RU Evolved from high-end projectors cooling system Enables users to control how long the 14cm fan should continue to operate S.P.T. Indicator: indicates the standby, PG signal High Quality Japanese Capacitors provide superb performance and reliability