Thermaltake Litepower 550W Power Supply

Type: Intel ATX 12V 2.3 Maximum Power: 650W Fans: 120mm Ultra Quiet Fan PFC: Active Main Connector: 24Pin +12V Rails: Single SLI: SLI Ready Haswell Support: Yes CrossFire: CrossFire Ready Modular: Hardline Energy-Efficient: Non-80PLUS Input Voltage: 110V / 220V Input Frequency Range: 50/60 Hz Input Current: 12A Output: +3.3V@23A, +5V@17A, +12V@48A, -12V@0.5A, +5VSB@2.5A MTBF: 100,000 Hours Approvals: CE, TUV SUD, CB, FCC, UL, S-Mark, EAC, BSMI and RCM certified. Dimensions: 3.40" x 5.90" x 5.50" Weight: 4.2 Over Voltage Protection: Yes Short Circuit Protection: Yes Over Power Protection: Yes