Introduction
World Class Quiet and Efficiency
be quiet! Straight Power 11 750W 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.
Power
Total power
750 W
Peak power
820 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)
750 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)
20 A
Max output current (+12V2)
20 A
Max output current (+12V3)
24 A
Max output current (+12V4)
24 A
Max output current (+5V)
25 A
Max output current (-12V)
0.5 A
Max output current (+5Vsb)
3 A
Hold time
19.6 ms
Efficiency
93%
Power protection features
Over current, Over power, Over voltage, Overheating, Short circuit, Under voltage
Ports & interfaces
Motherboard power connector
20+4 pin ATX
Motherboard power cable length
60 cm
Number of SATA power connectors
11
Number of PATA power connectors
4
SATA power cable length
550 mm
PCI Express power connectors (6+2 pin)
4
PCI Express power cable length
60 cm
CPU power connector (4+4 pin)
Y
CPU power cable length
70 cm
Floppy disk drive connector
Y
Cabling type
Modular
Performance
80 PLUS certification
80 PLUS Gold
Purpose
PC
Power supply unit (PSU) form factor
ATX
ATX version
2.4
EPS version
2.92
Silent mode
Y
Bearing technology
FDB
Certification
CE, FCC, TÜV, cTUVus, RCM, BSMI, CU
Design
Product colour
Black
Fan diameter
13.5 cm
Number of fans
1 fan(s)
Illumination
N
On/off switch
Y
Weight & dimensions
Width
150 mm
Depth
170 mm
Height
86 mm
Weight
1.78 kg
Packaging data
Package width
248 mm
Package depth
328 mm
Package height
102 mm
Package weight
3.34 kg
Technical details
Sustainability certificates
RoHS, ENERGY STAR
Other features
Screws included
Y
Cable ties included
Y
Noise level (silent mode, <30%)
8.4 dB
Noise level (quiet mode, 50%)
9.01 dB
Noise level (full-load mode, 100%)
21.23 dB
Manual
Y
Cable management
Y