Are you tired of noisy, unreliable power units that cause system instability? The be quiet! PURE POWER 12, 550W, 100 - 240 V, 600 W, 50/60 Hz, 10A, 5A, PSU is a silent, ATX 3.1-compliant power supply designed to keep your PC running smoothly while you focus on work or play.
Benefits of be quiet! Power Supply
- Quiet operation: the 12 cm fan delivers only 14.6 dB, so you won’t hear it during intense sessions.
- Energy savings: 91.2 % efficiency and 80 PLUS Gold certification lower electricity costs.
- Long lifespan: active PFC and a 100 000 h MTBF mean fewer replacements.
- Full protection: safeguards against over-current, over-voltage, overheating and more.
- Hassle-free setup: non-modular design includes all necessary cables and ties.
be quiet! Power Supply Overview
With this unit you’ll experience a stable power flow that adapts to your workload, whether you’re gaming, editing video or running demanding applications. The single 12 cm fan runs at a low speed, keeping the case cool without adding audible distraction. Thanks to its compact 150 mm height and 86 mm width, it fits easily into most ATX cases, giving you more room for other components.
Usages of a 550W Power Supply
A 550 W capacity is perfect for mid-range gaming rigs, workstations with multiple drives, or any system that needs reliable power for a single high-end graphics card and a modern CPU.
Key Features of a 550W Power Supply
- Wattage: 550 W. Provides ample power for typical desktop builds.
- Peak power: 600 W. Handles short bursts of extra demand safely.
- Efficiency: 91.2 %. Reduces waste heat and lowers your electricity bill.
- Power factor: 0.98. Improves overall power quality and reduces strain on the mains.
- Input voltage: 100 - 240 V. Works worldwide without a voltage converter.
- Input current: 5 A @220 V, 10 A @110 V. Matches standard household circuits.
- Fan size: 12 cm. Small yet effective for quiet cooling.
- Weight: 2.3 kg. Light enough for easy installation but solidly built.
- Dimensions: 150 mm H × 86 mm W × 160 mm D. Fits standard ATX cases comfortably.
- Certifications: 80 PLUS Gold, CB, CE, FCC, RoHS, UKCA, WEEE, cTUVus. Guarantees safety and environmental compliance.
Specifications
| Power |
| Power protection features |
Over current, Over power, Over voltage, Overheating, Short circuit, Surge & inrush protection (SIP), Under voltage |
| Efficiency |
91.2% |
| Hold time |
16.64 ms |
| Max output current (+5Vsb) |
3 A |
| Max output current (-12V) |
0.3 A |
| Max output current (+5V) |
20 A |
| Max output current (+12V1) |
45.8 A |
| Max output current (+3.3V) |
20 A |
| Combined power (+5Vsb) |
15 W |
| Combined power (-12V) |
3.6 W |
| Combined power (+5V) |
120 W |
| Combined power (+12V) |
550 W |
| Combined power (+3.3V) |
120 W |
| Number of +12V rail(s) |
1 |
| Power Factor Correction (PFC) type |
Active |
| Power factor |
0.98 |
| Maximum input current (@220V) |
5 A |
| Maximum input current (@110V) |
10 A |
| AC input frequency |
50/60 Hz |
| AC input voltage |
100 - 240 V |
| Peak power |
600 W |
| Total power |
550 W |
| Ports & interfaces |
| Cabling type |
Non-Modular |
| CPU power cable length |
60 cm |
| CPU power connector (4+4 pin) |
Yes |
| PCI Express power cable length |
60 cm |
| PCI Express power connectors (12-pin) |
1 |
| PCI Express power connectors (6+2 pin) |
2 |
| Peripheral (Molex) power cable length |
800 mm |
| Peripheral (Molex) power connectors (4-pin) |
1 |
| SATA power cable length |
500,650,800 mm |
| Number of SATA power connectors |
5 |
| Motherboard power cable length |
55 cm |
| Motherboard power connector |
20+4 pin ATX |
| Performance |
| Mean time between failures (MTBF) |
100000 h |
| Bearing technology |
Rifle |
| Noise level |
14.6 dB |
| EPS version |
2.92 |
| ATX version |
3.1 |
| 80 PLUS certification |
80 PLUS Gold |
| Power supply unit (PSU) form factor |
ATX |
| Purpose |
PC |
| Design |
| On/off switch |
Yes |
| Number of fans |
1 fan(s) |
| Fan diameter |
12 cm |
| Cooling type |
Active |
| Product colour |
Black |
| Operational conditions |
| Operating temperature (T-T) |
0 - 40 °C |
| Storage relative humidity (H-H) |
0 - 95% |
| Operating relative humidity (H-H) |
0 - 90% |
| Storage temperature (T-T) |
-20 - 70 °C |
| Operating temperature (T-T) |
0 - 40 °C |
| Certificates |
| Compliance certificates |
CB, CE, Federal Communications Commission (FCC), RoHS, UKCA, WEEE, cTUVus |
| Packaging content |
| Cable tie(s) included |
Yes |
| Cables included |
AC |
| Weight & dimensions |
| Weight |
2.3 kg |
| Height |
150 mm |
| Depth |
160 mm |
| Width |
86 mm |
| Packaging data |
| Package weight |
2.8 kg |
| Package height |
210 mm |
| Package depth |
320 mm |
| Package width |
133 mm |
| Technical details |
| Sustainability certificates |
ENERGY STAR, ErP, Triman |
| Other features |
| Screws included |
Yes |
