Antec OEM 300W TFX PSU is TFX 12 V v.2.31 compliant and offers DC to DC converter design and important protection features for safe operations. It is perfect for desktop of mini ITX cases and with its 80 PLUS Gold rating it can achieve up to 90 % efficiency at 115 V AC at 50 % load. This unit supports the latest Intel and AMD platforms and with above 100,000 hours MTBF rate it is highly reliable. Specifications Input frequency50 / 60 Hz Inrush current at cold start100 A max. Efficiency80 PLUS Gold Line regulation± 1 % (typical) Load regulation± 5 % (typical) Cross regulation± 5 % (typical) Ripple / noise1 % MTBF, full load @ 25 °C ambient (excl. DC fan)> 100,000 hours Active Power Factor Correction> 95 % (typical) DC Outputs +3.3 V+5 V+12 V (Combined)-12 V+5 VsbTotal continuous powerInput Type 10 A14 A25 A0.3 A2 A300 W100 240 VAC 70 W300 W3.6 W10 W TFX 12 V 80 PLUS Gold Certified Safety: cUL, TUV, CB, CCC, BSMI EMI / EMC: CE, FCC, RCM Dimensions: 140 mm (L) x 85 mm (W) x 65 mm (H)