Seasonic PSUSEA600H2U80P, Input frequency 50 / 60 Hz, Inrush current, cold start 100A max, Hold up time, full load 16ms. typical, Line regulation +/-1% typical, Ripple / noise 1%, MTBF, full load@25? amb. >100K hours, Power Factor Correction Active PFC 99% typical, Safety CUL, TUV, CB, CCC, EMC CE, FCC. SEASONIC PSUSEA600H2U80P Ss-600h2u Active Pfc 80+ 600w Power Supply.