





Proven Reliability and Good Efficiency
Specially designed by be quiet! with the price-concious PC builder in mind: System Power 9 400W offers renowned be quiet! performance and quietness and makes it possible for you to build cost-effective and reliable systems.
Specially designed by be quiet! with the price-concious PC builder in mind: System Power 9 400W offers renowned be quiet! performance and quietness and makes it possible for you to build cost-effective and reliable systems.
Cooling | |
---|---|
Fan diameter | 12 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%) | 10.4 dB |
Noise level (silent mode, <30%) | 9.5 dB |
Noise level (full-load mode, 100%) | 18.6 dB |
80 PLUS certification | 80 PLUS Bronze |
Purpose | PC |
Energy Star certified | Yes |
ATX version | 2.4 |
Certification | CE, CB, TÜV, RCM, CU |
Bearing technology | Sleeve |
RoHS compliance | Yes |
Design | |
80 PLUS certification | 80 PLUS Bronze |
Energy Star certified | Yes |
Certification | CE, CB, TÜV, RCM, CU |
RoHS compliance | Yes |
Product colour | Black |
Fan diameter | 12 cm |
On/off switch | Yes |
Number of fans | 1 fan(s) |
Illumination | No |
Power | |
Total power | 400 W |
AC input voltage | 200 - 240 V |
AC input frequency | 50 Hz |
Input current | 4 A |
Power factor | 0.95 |
Power Factor Correction (PFC) type | Active |
Combined power (+3.3V) | 103 W |
Combined power (+12V) | 384 W |
Combined power (+5V) | 103 W |
Combined power (-12V) | 3.6 W |
Combined power (+5Vsb) | 15 W |
Max output current (+3.3V) | 24 A |
Max output current (+12V1) | 22 A |
Max output current (+12V2) | 18 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,Overheating,Short circuit,Under voltage |
Hold time | 17 ms |
Efficiency | 89% |
Ports & interfaces | |
Motherboard power cable length | 45 cm |
SATA power cable length | 350,550 mm |
PCI Express power cable length | 50 cm |
CPU power cable length | 60 cm |
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 power connector (4+4 pin) | Yes |
Weight & dimensions | |
Width | 150 mm |
Depth | 140 mm |
Height | 86 mm |
Weight | 1.82 kg |
Packaging data | |
Cables included | AC |
Screws included | Yes |
Package depth | 268 mm |
Package width | 97 mm |
Package height | 195 mm |
Package type | Box |
Package weight | 2.1 kg |
Manual | Yes |
Certificates | |
80 PLUS certification | 80 PLUS Bronze |
Energy Star certified | Yes |
Certification | CE, CB, TÜV, RCM, CU |
RoHS compliance | Yes |
Packaging content | |
Cables included | AC |
Screws included | Yes |
Manual | Yes |
Other features | |
Screws included | Yes |
Noise level (quiet mode, 50%) | 10.4 dB |
Noise level (silent mode, <30%) | 9.5 dB |
Noise level (full-load mode, 100%) | 18.6 dB |
Manual | Yes |
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