be quiet! System Power B8 power supply unit 450 W 20+4 pin ATX ATX Grey
Manufacturer: be quiet!
Model: BN258
EAN: 4260052184530
be quiet! System Power B8. Total power: 450 W, AC input voltage: 200 - 240 V, AC input frequency: 50 Hz. Motherboard power connector: 20+4 pin ATX, Cabling type: Non-Modular. Purpose: PC, Power supply unit (PSU) form factor: ATX, 80 PLUS certification: 80 PLUS. Product colour: Grey, Cooling type: Active, Fan diameter: 12 cm. Width: 150 mm, Depth: 140 mm, Height: 86 mm
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Product information
| Power | |
| Total power | 450 W |
| AC input voltage | 200 - 240 V |
| AC input frequency | 50 Hz |
| Input current | 4 A |
| Power factor | 0.98 |
| Power Factor Correction (PFC) type | Active |
| Combined power (+3.3V) | 110 W |
| Combined power (+12V) | 420 W |
| Combined power (+5V) | 110 W |
| Max output current (+3.3V) | 24 A |
| Max output current (+12V1) | 23 A |
| Max output current (+12V2) | 19 A |
| Max output current (+5V) | 15 A |
| Max output current (-12V) | 0.3 A |
| Hold time | 19 ms |
| Efficiency | 87 % |
| Power protection features | Over current, Over power, Over voltage, Overheating, Short circuit, Under voltage |
| Performance | |
| Purpose | PC |
| Power supply unit (PSU) form factor | ATX |
| 80 PLUS certification | 80 PLUS |
| ATX version | 2.4 |
| Safety | CE, CB, TÜV, RCM, CU |
| Certification | ErP, WEEE |
| Ports & interfaces | |
| Motherboard power connector | 20+4 pin ATX |
| Number of PATA power connectors | 2 |
| PCI Express power connectors (6+2 pin) | 2 |
| CPU power connector (4+4 pin) | |
| ATX power connector (20+4 pin) | |
| Cabling type | Non-Modular |
| Design | |
| Product colour | Grey |
| Cooling type | Active |
| Fan diameter | 12 cm |
| Number of fans | 1 fan(s) |
| Fan speed | 1800 RPM |
| Fan location | Top |
| On/off switch | |
| Operational conditions | |
| Operating temperature (T-T) | 0 - 40 °C |
| Other features | |
| Noise level (quiet mode, 50%) | 14.2 dB |
| Noise level (full-load mode, 100%) | 29.2 dB |
| Number of SATA connectors | 6 |
| Weight & dimensions | |
| Width | 150 mm |
| Depth | 140 mm |
| Height | 86 mm |
| Weight | 1.74 kg |
| Technical details | |
| Sustainability certificates | RoHS, ENERGY STAR |