be quiet! Straight Power 11 power supply unit 850 W 20+4 pin ATX ATX Black

be quiet!SKU: BN284

Price:
£162.69
Stock:
Sold out
World Class Quiet and Efficiency

be quiet! Straight Power 11 850W raises the bar for systems that demand virtually inaudible operation without power quality compromises. This PSU is clearly the best choice for super silent systems.
Cooling
Fan diameter 13.5 cm
Number of fans 1 fan(s)
Performance
On/off switch Yes
Power supply unit (PSU) form factor ATX
Silent mode Yes
Noise level (quiet mode, 50%) 10.61 dB
Noise level (silent mode, <30%) 9.71 dB
Noise level (full-load mode, 100%) 24.98 dB
80 PLUS certification 80 PLUS Gold
Purpose PC
Energy Star certified Yes
ATX version 2.4
EPS version 2.92
Certification CE, FCC, TÜV, cTUVus, RCM, BSMI, CU
Bearing technology FDB
RoHS compliance Yes
Design
80 PLUS certification 80 PLUS Gold
Energy Star certified Yes
Certification CE, FCC, TÜV, cTUVus, RCM, BSMI, CU
RoHS compliance Yes
Product colour Black
Fan diameter 13.5 cm
On/off switch Yes
Number of fans 1 fan(s)
Illumination No
Power
Total power 850 W
Peak power 920 W
AC input voltage 100 - 240 V
AC input frequency 50 - 60 Hz
Input current 10 A
Power factor 0.99
Power Factor Correction (PFC) type Active
Combined power (+3.3V) 150 W
Combined power (+12V) 849.6 W
Combined power (+5V) 150 W
Combined power (-12V) 6 W
Combined power (+5Vsb) 15 W
Max output current (+3.3V) 25 A
Max output current (+12V1) 21 A
Max output current (+12V2) 21 A
Max output current (+12V4) 26 A
Max output current (+12V3) 26 A
Max output current (+5V) 25 A
Max output current (-12V) 0.5 A
Max output current (+5Vsb) 3 A
Power protection features Over current,Over power,Over voltage,Overheating,Short circuit,Under voltage
Hold time 21.1 ms
Efficiency 93%
Ports & interfaces
Motherboard power cable length 60 cm
SATA power cable length 550 mm
PCI Express power cable length 60 cm
CPU power cable length 70 cm
Motherboard power connector 20+4 pin ATX
Number of SATA power connectors 11
Number of PATA power connectors 4
PCI Express power connectors (6+2 pin) 4
CPU power connector (4+4 pin) Yes
Floppy disk drive connector Yes
Cabling type Modular
Weight & dimensions
Width 150 mm
Depth 170 mm
Height 86 mm
Weight 1.8 kg
Packaging data
Screws included Yes
Cable ties included Yes
Package depth 328 mm
Package width 248 mm
Package height 102 mm
Package weight 3.38 kg
Manual Yes
Other features
Cable management Yes
Certificates
80 PLUS certification 80 PLUS Gold
Energy Star certified Yes
Certification CE, FCC, TÜV, cTUVus, RCM, BSMI, CU
RoHS compliance Yes
Packaging content
Screws included Yes
Cable ties included Yes
Manual Yes

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