Key Specifications
Choose one or multiple features to search for items that have the same specifications.| Technical details | |
| Sustainability certificates | ENERGY STAR |
| Ports & interfaces | |
| Floppy disk drive connector | ![]() |
| PCI Express connector | ![]() |
| Motherboard power connector | 20+4 pin ATX |
| Number of SATA power connectors | 6 |
| Peripheral (Molex) power connectors (4-pin) | 0 |
| EPS power connector (8-pin) | ![]() |
| ATX power connector (20+4 pin) | ![]() |
| PCI Express power connectors (8-pin) | 2 |
| CPU power connector (4+4 pin) | ![]() |
| PCI Express power connectors (6+2 pin) | 2 |
| Cabling type | Non-Modular |
| Number of PATA power connectors | 3 |
| Motherboard power cable length | 55 cm |
| SATA power cable length | 500,650,800 mm |
| CPU power cable length | 60 cm |
| PCI Express power cable length | 50 cm |
| Weight & dimensions | |
| Weight | 2.05 kg |
| Height | 86 mm |
| Width | 150 mm |
| Depth | 150 mm |
| Energy management | |
| Peak power | 550 W |
| Input current | 8 A |
| Nominal power | 500 W |
| Efficiency | 92% |
| Hold time | 23 ms |
| Power protection features | Over current, Over power, Over voltage, Overheating, Short circuit, Under voltage |
| Power factor | 0.99 |
| Power Factor Correction (PFC) type | Active |
| Combined power (+3.3V) | 120 W |
| Combined power (+12V) | 480 W |
| Combined power (+5V) | 120 W |
| Combined power (-12V) | 3.6 W |
| Combined power (+5Vsb) | 15 W |
| Max output current (+3.3V) | 24 A |
| Max output current (+5V) | 15 A |
| Max output current (-12V) | 0.3 A |
| Max output current (+5Vsb) | 3 A |
| AC input frequency | 50 - 60 Hz |
| AC input voltage | 100 - 240 V |
| Max output current (+12V2) | 20 A |
| Max output current (+12V1) | 28 A |
| Total power | 500 W |
| Packaging data | |
| Package weight | 2.33 kg |
| Package depth | 240 mm |
| Package height | 96 mm |
| Package width | 210 mm |
| Manual | ![]() |
| Package type | Box |
| Certificates | |
| RoHS compliance | ![]() |
| 80 PLUS certification | 80 PLUS Gold |
| Other features | |
| Screws included | ![]() |
| Noise level (quiet mode, 50%) | 9.6 dB |
| Noise level (full-load mode, 100%) | 21.6 dB |
| Noise level (silent mode, <30%) | 9.3 dB |
| Cable ties included | ![]() |
| Design | |
| Product colour | Black |
| Illumination | ![]() |
| Number of fans | 1 fan(s) |
| Fan diameter | 12 cm |
| Performance | |
| Certification | ErP, WEEE |
| Mean time between failures (MTBF) | 100000 h |
| Safety | CE, CB, TÜV, FCC, cTUVus, RCM, BSMI, CU, CCC |
| Form factor | ATX |
| Noise level | 21.6 dB |
| Purpose | PC |
| Bearing technology | Rifle |
| Supported motherboard form factors | ATX |
| ATX version | 2.4 |
| Silent mode | ![]() |
| Power supply unit (PSU) form factor | ATX |
| Logistics data | |
| Master (outer) case height | 241 mm |
| Master (outer) case width | 326 mm |
| Master (outer) case gross weight | 15.2 kg |
| Master (outer) case length | 514 mm |
| Products per master (outer) case | 6 pc(s) |
| Harmonized System (HS) code | 84733020 |
| EAN | 4260052186343 |
| Warranty | 5 years |
The be quiet! Pure Power 11 is an internal power supply unit designed for ATX-based desktop systems, delivering 500 watts of continuous power with a peak of 550 watts. It operates with an 80 PLUS Gold certification, achieving an efficiency rating of up to 92 percent, which contributes to lower energy consumption and reduced heat output. This unit is suitable for quiet PC builds, multimedia applications, and gaming systems that do not utilize multi-GPU configurations. The power supply features a non-modular cabling design, where all cables are permanently attached for straightforward installation.
Cooling is managed by a temperature-controlled 120mm fan engineered for low-noise operation, maintaining thermal performance with minimal acoustic output. The unit incorporates a comprehensive suite of safety protections, including over current, over power, over voltage, and short circuit safeguards to protect connected components. Its standard ATX form factor and 150mm depth ensure broad compatibility with most desktop chassis. The available connectors include a 4+4 pin CPU power connector and two 6+2 pin PCIe connectors to support modern motherboards and graphics cards.
Key Features:- 500W total power output
- 80 PLUS Gold efficiency rating
- Standard ATX power supply form factor
- Fixed, non-modular cable configuration
- Cooled by a single 120mm fan
- Features two 6+2 pin PCIe power connectors
- Provides six SATA power connectors
- Built with active Power Factor Correction (PFC)
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- leaflet (English)


