Power supply atx 750w be quiet! power zone 2, 80+ platinum, 140mm, active pfc, sr+llc+dc/dc, atx 3.1, 90° 12v-2x6, fanless mode, full modular, black . model power zone 2 750w continuous power (w) 750 peak power (w) 820 form factor version 3.1 form factor eps 12v version 2.92 topology llc + sr + dc/dc voltage (vac) 100 - 240 frequency (hz) 50 - 60 input current (a) 10 / 5 power factor at 100% load 0.98 modern standby %3f power consumption in standby (w) 0.18 average life time (h / 25°c) 100,000 operating temperature up to (°c) 40 80 plus certification platinum efficiency (%) at 230v, 2% load 65.5 efficiency (%) at 230v, 10% load 89.4 efficiency (%) at 230v, 20% load 93.0 efficiency (%) at 230v, 50% load 94.2 efficiency (%) at 230v, 100% load 92.5 cybenetics noise rating a++ fan pure wings 3 fan size (mm) 140 bearing technology rifle motor technology 4-pole fan motor max. fan speed (rpm) 1800 db(a) at 10% load 6.5 db(a) at 20% load 6.5 db(a) at 50% load 6.5 db(a) at 100% load 15.8 modular cables %3f sleeved cables %3f flat cables %3f maximum cable length (cm) 100 cable length to motherboard (cm) 60 no. of cables 8 atx-motherboard (20+4-pin) 1 p4+4 (cpu) 1 p8 (cpu) 1 p4 (cpu) 1 12vhpwr cables 1 pci-e 6+2-pin (gpu) 3 sata 6 pata 1 otp (over temperature protection) %3f ocp (over current protection) %3f opp (over power protection) %3f scp (short circuit protection) %3f ovp (over voltage protection) %3f uvp (under voltage protection) %3f sip (surge inrush protection) %3f