Manufacturer: be quiet!
Model: BN284
EAN: 4260052185797
The be quiet! Straight Power 11 power supply unit is a high-performance power supply designed for PC enthusiasts seeking a reliable and efficient power source. With a total power output of 850 W and peak power of 920 W, this power supply can handle even the most demanding systems with ease.
The power supply unit features an active power factor correction (PFC) type, providing an efficiency rating of 93% and a power factor of 0.99. This ensures stable and reliable power delivery while reducing energy waste and minimizing electricity costs.
The Straight Power 11 features a modular cabling design, providing flexibility and ease of use with easy cable management. The unit includes 11 SATA power connectors, four PCI Express power connectors (6+2 pin), and four PATA power connectors, making it easy to power a wide variety of components.
This power supply unit also features a silent mode, enabling low-noise operation with a noise level as low as 9.71 dB. Additionally, the unit includes a range of power protection features, such as over current, over power, over voltage, overheating, short circuit, and under voltage protection.
The product comes in a sleek black color with a 13.5 cm fan, providing effective cooling while remaining unobtrusive. The unit measures 150 mm in width, 170 mm in depth, and 86 mm in height, making it easy to fit in most PC cases.
Finally, with an 80 PLUS Gold certification, this power supply unit is highly efficient and environmentally friendly. It is certified to meet CE, FCC, TÜV, cTUVus, RCM, BSMI, and CU standards, ensuring reliable and safe operation.
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Price history
Ports & interfaces | |
Cabling type | Modular |
Floppy disk drive connector | |
CPU power cable length | 70 cm |
CPU power connector (4+4 pin) | |
PCI Express power cable length | 60 cm |
PCI Express power connectors (6+2 pin) | 4 |
SATA power cable length | 550 mm |
Number of SATA power connectors | 11 |
Number of PATA power connectors | 4 |
Motherboard power cable length | 60 cm |
Motherboard power connector | 20+4 pin ATX |
Performance | |
Certification | CE, FCC, TÜV, cTUVus, RCM, BSMI, CU |
Bearing technology | FDB |
Silent mode | |
EPS version | 2.92 |
ATX version | 2.4 |
80 PLUS certification | 80 PLUS Gold |
Power supply unit (PSU) form factor | ATX |
Purpose | PC |
Design | |
On/off switch | |
Illumination | |
Number of fans | 1 fan(s) |
Fan diameter | 13.5 cm |
Product colour | Black |
Technical details | |
Sustainability certificates | RoHS, ENERGY STAR |
Power | |
Power protection features | Over current, Over power, Over voltage, Overheating, Short circuit, Under voltage |
Efficiency | 93 % |
Hold time | 21.1 ms |
Max output current (+5Vsb) | 3 A |
Max output current (-12V) | 0.5 A |
Max output current (+5V) | 25 A |
Max output current (+12V3) | 26 A |
Max output current (+12V4) | 26 A |
Max output current (+12V2) | 21 A |
Max output current (+12V1) | 21 A |
Max output current (+3.3V) | 25 A |
Combined power (+5Vsb) | 15 W |
Combined power (-12V) | 6 W |
Combined power (+5V) | 150 W |
Combined power (+12V) | 849.6 W |
Combined power (+3.3V) | 150 W |
Power Factor Correction (PFC) type | Active |
Power factor | 0.99 |
Input current | 10 A |
AC input frequency | 50 - 60 Hz |
AC input voltage | 100 - 240 V |
Peak power | 920 W |
Total power | 850 W |
Weight & dimensions | |
Weight | 1.8 kg |
Height | 86 mm |
Depth | 170 mm |
Width | 150 mm |
Packaging data | |
Package weight | 3.38 kg |
Package height | 102 mm |
Package depth | 328 mm |
Package width | 248 mm |
Manual | |
Other features | |
Harmonized System (HS) code | 84733020 |
Cable management | |
Noise level (full-load mode, 100%) | 24.98 dB |
Noise level (quiet mode, 50%) | 10.61 dB |
Noise level (silent mode, <30%) | 9.71 dB |
Cable ties included | |
Screws included |