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be quiet! Pure Power 10 400W 400W Black power supply unit

400W, 100-240 V / 50-60 Hz, 120 mm fan, Active PFC
SKU: 480-0228
Manufacturer part number: BN272
EAN: 4260052185315
Brand: be quiet!
Availability: 35 available to order

  Available for next day delivery

  Collection available in 2-3 working days

Exceptionally Quiet, Superior Reliability, Great Value
Whether you’re assembling a very quiet system, upgrading an existing PC, or building a multi-GPU gaming system, your build will benefit from this PSU series that simply has the best combination of features at a very popular prize.

- Two 12V-rails and up to four PCI-express connectors for powerful multi-GPU systems
- 80PLUS ® Silver / Bronze certification with up to 91% power conversion efficiency
- Exceptionally quiet operation thanks to use of a silence-optimized 120mm be quiet! fan
- Stable operation thanks to DC-to-DC power conversion technology (700W - 400W)
- Attractively sleeved cables simplify component installation, increase airflow and improve cooling
- Top component protection with full suite of safety features
- Meets latest Intel ® C6/C7, ErP and Energy Star guidelines
- 3-year manufacturer’s warranty
- Product conception, design and quality control in Germany
Exceptionally Quiet, Superior Reliability, Great Value
Whether you’re assembling a very quiet system, upgrading an existing PC, or building a multi-GPU gaming system, your build will benefit from this PSU series that simply has the best combination of features at a very popular prize.

- Two 12V-rails and up to four PCI-express connectors for powerful multi-GPU systems
- 80PLUS ® Silver / Bronze certification with up to 91% power conversion efficiency
- Exceptionally quiet operation thanks to use of a silence-optimized 120mm be quiet! fan
- Stable operation thanks to DC-to-DC power conversion technology (700W - 400W)
- Attractively sleeved cables simplify component installation, increase airflow and improve cooling
- Top component protection with full suite of safety features
- Meets latest Intel ® C6/C7, ErP and Energy Star guidelines
- 3-year manufacturer’s warranty
- Product conception, design and quality control in Germany
Products specifications
Power
Total power 400W
AC input voltage 100-240 V
AC input frequency 50 - 60 Hz
Power Factor Correction (PFC) type Active
Combined power (+3.3V) 120 W
Combined power (+12V) 384 W
Combined power (+5V) 120 W
Combined power (-12V) 3.6 W
Combined power (+5Vsb) 15W
Max output current (+3.3V) 24 A
Max output current (+12V1) 24 A
Max output current (+12V2) 20 A
Max output current (+5V) 15 A
Max output current (-12V) 0.3 A
Max output current (+5Vsb) 3 A
Power protection features Over current, Over power, Over voltage, Short circuit, Under voltage
Efficiency 91%
Cooling
Fan diameter 12cm
Number of fans 1 fan(s)
Ports & interfaces
Motherboard power connector 20+4 pin ATX
Number of SATA power connectors 5
Number of PATA power connectors 2
PCI Express power connectors (6+2 pin) 2
CPU P4 connector (4-pin) 1
PCI Express connector Yes
Floppy drive power connector 1
Floppy disk drive connector Yes
ATX power connector (20+4 pin) Yes
Performance
Noise level (quiet mode, 50%) 11.1 dB
Noise level (silent mode, <30%) 10.6 dB
Noise level (full-load mode, 100%) 16.2 dB
Purpose PC
ATX version 2.4
Mean time between failures (MTBF) 100000 h
Design
Colour of product Black
Form factor ATX
Weight & dimensions
Width 150 mm
Depth 86 mm
Height 150 mm
Certificates
80 PLUS certification 80+ Silver
Energy Star certified Yes
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Products specifications
Power
Total power 400W
AC input voltage 100-240 V
AC input frequency 50 - 60 Hz
Power Factor Correction (PFC) type Active
Combined power (+3.3V) 120 W
Combined power (+12V) 384 W
Combined power (+5V) 120 W
Combined power (-12V) 3.6 W
Combined power (+5Vsb) 15W
Max output current (+3.3V) 24 A
Max output current (+12V1) 24 A
Max output current (+12V2) 20 A
Max output current (+5V) 15 A
Max output current (-12V) 0.3 A
Max output current (+5Vsb) 3 A
Power protection features Over current, Over power, Over voltage, Short circuit, Under voltage
Efficiency 91%
Cooling
Fan diameter 12cm
Number of fans 1 fan(s)
Ports & interfaces
Motherboard power connector 20+4 pin ATX
Number of SATA power connectors 5
Number of PATA power connectors 2
PCI Express power connectors (6+2 pin) 2
CPU P4 connector (4-pin) 1
PCI Express connector Yes
Floppy drive power connector 1
Floppy disk drive connector Yes
ATX power connector (20+4 pin) Yes
Performance
Noise level (quiet mode, 50%) 11.1 dB
Noise level (silent mode, <30%) 10.6 dB
Noise level (full-load mode, 100%) 16.2 dB
Purpose PC
ATX version 2.4
Mean time between failures (MTBF) 100000 h
Design
Colour of product Black
Form factor ATX
Weight & dimensions
Width 150 mm
Depth 86 mm
Height 150 mm
Certificates
80 PLUS certification 80+ Silver
Energy Star certified Yes
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