be quiet! Dark Power 14 850W

General data
Model    DARK POWER 14 | 850 W
Continuous power (W)    850
Peak power (W)    950
Form factor    ATX 3.1
Form factor EPS 12V    Version 2.92
Topology    Full bridge + LLC + SR + DC/DC
Digitally controlled    ✓
Voltage (Vac)    100 - 240
Frequency (Hz)    50 - 60
Input current (A)    10 / 5
Power factor at 100% load    >0.98
Modern standby    ✓
Power consumption in standby (W)    <0.15
Average life time (h / 25°C)    >100,000
Operating temperature up to (°C)    40

Efficiency
80 PLUS certification    Titanium
Efficiency (%) at 230V, 2% load    71.4
Efficiency (%) at 230V, 10% load    91.5
Efficiency (%) at 230V, 20% load    94.4
Efficiency (%) at 230V, 50% load    95.6
Efficiency (%) at 230V, 100% load    93.8
Fan and cooling technology
Cybenetics Noise Rating    Titanium
Fan    Silent Wings
Fan size (mm)    135
Bearing technology    FDB
Motor technology    6-pole fan motor
Max. fan speed (rpm)    2100
dB(A) at 10% load    7.7
dB(A) at 20% load    7.7
dB(A) at 50% load    7.9
dB(A) at 100% load    16
Output
Multi-rail operation (12V rails)    4
12V single rail operation    -
Overclocking key    ✓
+3.3V (A)    24
+5V (A)    24
+12V1 (A)    30
+12V2 (A)    30
+12V3 (A)    35
+12V4 (A)    35
+12V5 (A)    N/A
+12V6 (A)    N/A
-12V (A)    0.5
+5Vsb (A)    3
Max. combined power 12V (W)    850
Max. combined power 12V-2x6 (W)    600
Max. combined power 3.3V + 5V (W)    120
Hold-up time at 100% load (ms)    -
Hold-up time at 80% load (ms)    20.7
Power good signal (ms)    100 - 150
Cables and connectors
Modular cables    ✓
Sleeved cables    ✓
Flat cables    ✓
Maximum cable length (cm)    105
Cable length to motherboard (cm)    60
No. of cables    10
ATX-Motherboard (20+4-pin)    1
P4+4 (CPU)    1
P8 (CPU)    1
P4 (CPU)    -
12V-2x6 cables    1
PCI-e 6+2-pin (GPU)    4
PCI-e 6-pin (GPU)    -
SATA    13
PATA    2
FDD (Floppy)    -
Protection
OTP (over temperature protection)    ✓
OCP (over current protection)    ✓
OPP (over power protection)    ✓
SCP (short circuit protection)    ✓
OVP (over Voltage protection)    ✓
UVP (under Voltage protection)    ✓
SIP (Surge & Inrush protection)    ✓
Safety certification
BSMI    -
CB    ✓
CCC    -
CE    ✓
cRUus    -
cTUVus    ✓
CU    ✓
FCC    ✓
RCM    -
TÜV    ✓
UKCA    ✓
IRAM    -
Environmental directives
Energy Star    9.0
ErP    ✓
WEEE    ✓
RoHS    ✓
Triman    ✓
Scope of delivery
Thumb screws    -
Screws    ✓
Cable ties    ✓
Velcro cable ties    -
User manual languages    CN, DE, EN, ES, FR, IT, JP, PL, RU, TW, UA
OCK slot bracket with switch / OCK jumper    -
SFX-to-ATX adapter bracket    -
Casing
Dimensions without cable (L x W x H), (mm)    175 x 150 x 86
Weight (kg)    2.2
Color    Black
Service
Warranty (Years)    10
Express replacement service in first year    -
International hotline / free of charge    ✓ / DE, FR, US
Logistics data and RRP
Article number    BP019EU
EAN code    4260052192016
Dimensions, package (L x W x H), (mm)    355 x 230 x 126