Highlights
Dark Power Pro 11 550W is be quiet!’s most advanced PSU ever, delivering 80PLUS® Platinum efficiency, effortless Quad-GPU support, and unmatched silence. The improved features include: - 80PLUS® Platinum power efficiency and unmatched power stability (up to 94%) thanks to half bridge, LLC, SR and DC/DC technology - Virtually inaudible SilentWings® 3 135mm fan with fluid-dynamic bearing - 6-pole fan motor and IC motor control for smooth low-speed operation and reduced noise - Large funnel-shaped fan intake facilitates high airflow with less turbulence - Isolation sleeve reduces transmission of vibrations to case - Overclocking key switches between four 12V-rails and one massive 12V-rail - User-friendly cable management reduces clutter, improves cooling - Premium 105°C-rated capacitors maximize reliability - Intelligent control for up to 4 case fans - German product conception, design and quality control Choose Dark Power Pro 11 550W and get the most technologically-advanced PSU be quiet! has ever built.Specifications
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EPS version
2.92
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Noise level
10.1 dB
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Mean time between failures (MTBF)
180000 h
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Certification
CE, CB, TÜV, FCC, cTUVus, RCM (Australia), CU (Russia)
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Product colour
Black
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Cooling type
Active
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Fan diameter
13.5 cm
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Number of fans
1 fan(s)
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Fan speed
1200
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Fan location
Top
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On/off switch
Y
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Width
180 mm
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Depth
150 mm
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Height
86 mm
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Weight
2.02 kg
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Package width
348 mm
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Package depth
272 mm
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Package height
118 mm
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Package weight
3.37 kg
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Package type
Box
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Total power
550 W
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AC input voltage
100 - 240 V
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Peak power
610 W
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AC input frequency
50 - 60 Hz
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Input current
7 A
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Maximum input current (@110V)
+5Vsb,+12V1,-12V,+12V2,+3.3V,+12V3,+12V4,+5V
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Power factor
0.99
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Power Factor Correction (PFC) type
Active
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Combined power (+3.3V)
140 W
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Combined power (+12V)
540 W
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Combined power (+5V)
140 W
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Combined power (-12V)
6 W
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Combined power (+5Vsb)
15 W
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Max output current (+3.3V)
25 A
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Max output current (+12V)
45 A
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Max output current (+12V1)
20 A
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Max output current (+12V2)
20 A
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Max output current (+12V3)
25 A
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Max output current (+12V4)
25 A
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Max output current (+5V)
22 A
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Max output current (-12V)
0.5 A
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Max output current (+5Vsb)
3 A
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Hold time
19.4 ms
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Efficiency
92%
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Power protection features
Overheating, Under voltage, Over current, Over power, Over voltage, Short circuit
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Motherboard power connector
20+4 pin ATX
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Peripheral (Molex) power connectors (4-pin)
5
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Number of SATA power connectors
8
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PCI Express power connectors (6-pin)
1
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PCI Express power connectors (6+2 pin)
4
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CPU power connector (4+4 pin)
Y
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ATX power connector (20+4 pin)
Y
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Floppy drive power connector
1
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Floppy disk drive connector
Y
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CPU power connectors (8-pin)
1
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Cabling type
Semi-Modular
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Purpose
PC
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Power supply unit (PSU) form factor
ATX
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80 PLUS certification
80 PLUS Platinum
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ATX version
2.4
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Sustainability certificates
RoHS, ENERGY STAR
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Noise level (silent mode, <30%)
8.7 dB
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Noise level (quiet mode, 50%)
8.9 dB
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Noise level (full-load mode, 100%)
10.1 dB
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Warranty card
Y
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Manual
Y
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Cable management
N
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Warranty Info
5 Years