Specifications Mfr Part Number: SS-300ES BRONZE Features: Specification compliance: ATX 12V v2.2 & EPS 12V v2.9 Support the latest Intel & AMD Socket PCI-Express & SATA ready Double forward converter circuit High efficiency and reliability Low ripple & noise Super low noise fan control Short circuit protection on all outputs Over voltage protection Over power protection 100% hi-pot test 100% burn in, high temperature cycled on/off Total Power: 300 W Input Voltage: 100~240 V Input Frequency Range: 47 ~ 63 Hz In-rush Current, Cold Start: 100A max Power Factor Correction: Active PFC, 99% typical Efficiency at the normal input voltage: =82% Safety: CUL, TUV, CB, CCC EMI/RFI: CE, FCC, C-tick MTBF: 100,000 Hours Output: +3.3V @ 18A, +5V @ 20A, +12V1 @ 17A, +12V2 @ 17A, -12V @ 0.8A, +5Vsb @ 2.5A Connector: 1x 20+4pin Main Power, 1x 4pin Power Connector, 4pin Peripheral Connector, SATA connector, 1x Floppy Connector Cooling System: 80mm fan Dimension (WxLxH): 5.5 x 5.9 x 3.4 inch / 140 x 150 x 86 mm RoHS Compliant