be quiet! 850W Dark Power 12 80+ Titanium Modular ATX Power Supply (BN948)

SPECIFICATIONS

ModelDARK POWER 12 850WContinuous power (W)850Peak power (W)950Form factor ATX 12VVersion 2.52Form factor EPS 12VVersion 2.92Modular Cable managementYesTopologyActive Rectifier + Full bridge + LLC + SR + DC/DCWire-free design (DC-side)YesVoltage (Vac)100 - 240Frequency (Hz)50 - 60Input current (A)13/7PFCactivePower factor at 100% load>0.97Compliant to Intel C6/C7YesPower consumption in standby (W)<0.06Average life time (h / 25C)2,00,000Operating temperature up to (C)4012V rails (multi-rail operation)412V single rail operationYesOverclocking keyYesOutput +3.3V (A)24Output +5V (A)24Output +12V1 (A)30Output +12V2 (A)30Output +12V3 (A)35Output +12V4 (A)35Output -12V (A)0.5Output +5Vsb (A)3Max. combined power 12V (W)840Max. combined power 3.3V + 5V (W)120Hold-up time (ms @ 100%)21Power good signal100 150msFan typeSilent Wings+SilentWingsYesFan Motor technology6-poleFan Bearing technologyFDBFan size (mm)135Max. fan speed (rpm), temperature-dependent1800Fan dB(A) at 20% load9.3Fan dB(A) at 50% load9.7Fan dB(A) at 100% load20ProtectionOCP / OVP / UVP / SCP / OTP / OPPSafety certificationCE / CB / TV / FCC / cRUus / cTUVus / RCM (Australia) / BSMI / CU (Russia) / CCCEco / Efficiency (%)80 PLUS certification(Titanium), at 230V, 20% load(94.7), at 230V, 50% load(95.6), at 230V, 100% load(93.2)Environmental directivesEnergy Star(8.0), ErP, WEEE, RoHsCable managementModularSleeved cablesSleeved cablesCable length to mainboard (cm)60Cable length to first connector (cm)60Maximum cable length (cm)120All-in-one cable (SATA/PATA/FDD)YesNo. of cables13ATX-Motherboard (20+4-pin)1P8 (CPU)1P4+4 (CPU)1PCI-e 6+2-pin (GPU)6PATA5SATA12FDD (Floppy)1Dimensions without cable (L x W x D)175 x 150 x 86 mmWeight (kg)1.97ColourBlack