BeQuiet BN344 is a robust and efficient Pure Power 12 M power supply unit designed to deliver 850 watts of continuous power, making it ideal for high-performance computing systems. This PC power supply unit complies with the ATX standard and is certified with the 80 PLUS Gold rating, ensuring superior energy efficiency and reduced energy waste. It is particularly well-suited for applications requiring dependable and stable power delivery, such as gaming rigs, workstations, and other computing setups that demand reliability. As part of the computer power supply units category, this product meets the needs of both professional and personal users who require a trusted mains unit for their systems.
| Power Rating |
751 W - |
| +5V / DC |
3A |
| -12V / DC |
0.3A |
| 20+4 Pin |
1 |
| 3.3V DC |
22A |
| 5 V DC |
22A |
| 6-pin PCIe |
4 |
| 80 PLUS certification |
80 PLUS Gold |
| AC input frequency |
50 - 60 Hz |
| AC input voltage |
100 - 240 V |
| ATX power connector (20+4 pin) |
Yes |
| ATX version |
3.1 |
| Cable ties included |
Yes |
| Cables included |
PATA, PCIe, Peripheral (Molex), SATA |
| Cabling type |
Fully-Modular |
| Colour |
Black |
| Combined power (+12V) |
850 W |
| Combined power (+3.3V) |
120 W |
| Combined power (+5V) |
120 W |
| Combined power (+5Vsb) |
15 W |
| Combined power (-12V) |
3.6 W |
| Compliance certificates |
RoHS |
| Cooling type |
Active |
| Depth |
150mm |
| Design Height |
86mm |
| Dimensions |
(W x H x D) 160 x 86 x 150 mm |
| Efficiency |
93.2% |
| EPS power connector (4+4 pin) |
Yes |
| EPS power connector (8-pin) |
Yes |
| EPS version |
2.92 |
| Fan diameter |
12 cm |
| Fan location |
Top |
| Height |
86mm |
| Input Current |
12 / 6 A |
| Max output current (+12V) |
70.9 A |
| Max output current (+12V1) |
40 A |
| Max output current (+12V2) |
36 A |
| Max output current (+3.3V) |
22 A |
| Max output current (+5V) |
22 A |
| Max output current (+5Vsb) |
3 A |
| Max output current (-12V) |
0.3 A |
| Mean time between failures (MTBF) |
100000 h |
| Motherboard power cable length |
55cm |
| Motherboard power connector |
20+4 pin ATX |
| Noise Level |
25.7 dB |
| Noise level (full-load mode, 100%) |
25.7 dB |
| Noise level (quiet mode, 50%) |
9.5 dB |
| Noise level (silent mode, <30%) |
9.4 dB |
| Number of fans |
1 fan(s) |
| Number of PATA power connectors |
2 |
| Number of SATA power connectors |
6 |
| Number of screws |
5 |
| On/off switch |
Yes |
| Operating temperature (T-T) |
0 - 40 °C |
| Operating Voltage |
100 - 240 V |
| Package type |
Box |
| PCI Express connector |
Yes |
| PCI Express power connectors (6+2 pin) |
4 |
| Peak power |
900 W |
| Peripheral (Molex) power cable length |
550mm |
| Peripheral (Molex) power connectors (4-pin) |
1 |
| Power Factor |
0.98 |
| Power Factor Correction (PFC) type |
Active |
| Power Good signal delay range |
100 - 150 ms |
| Power protection features |
Over current, Over power, Over voltage, Overheating, Short circuit |
| Power supply unit (PSU) form factor |
ATX |
| Product colour |
Black |
| Product Type |
PC power supply unit |
| PSU output power |
850W |
| Purpose |
PC |
| SATA power cable length |
500,600,650,800,950 mm |
| Screws included |
Yes |
| Sustainability certificates |
ENERGY STAR, ErP |
| Sustainability compliance |
Yes |
| Total power |
850 W |
| Type |
PC power supply unit |
| Warranty period |
10 year(s) |
| Weight |
3.14 |
| Width |
160mm |
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