This site uses cookies and other tracking technologies to assist with navigation and your ability to provide feedback, analyse your use of our site and services and assist with our promotional and marketing efforts. You can read more about this in our Privacy Policy.
be quiet! System Power B9 power supply unit 300 W 20+4 pin ATX ATX Grey
xOut of Stock
Contact your account manager
- System Power B9
- 300 W
- ATX 12V 2.4
- 200-240 V/50 Hz
- ATX 20+4-pin
SKU #: BN206
EAN #: 4260052185988
UNSPSC #: 39121004
| Purpose | PC |
|---|---|
| Total power | 300 W |
| Power supply unit (PSU) form factor | ATX |
| SKU | BN206 |
| EAN | 4260052185988 |
| Manufacturer | be quiet! |
| Availability | Out of Stock |
| PDF URLs |
View PDF |
| Cooling | |
|---|---|
| Fan diameter | 12 cm |
| Number of fans | 1 fan(s) |
| Performance | |
| On/off switch | Yes |
| Power supply unit (PSU) form factor | ATX |
| Silent mode | Yes |
| Noise level (quiet mode, 50%) | 12.1 dB |
| Noise level (silent mode, <30%) | 11.6 dB |
| Noise level (full-load mode, 100%) | 23.1 dB |
| 80 PLUS certification | 80 PLUS |
| Purpose | PC |
| ATX version | 2.4 |
| Certification | CE, CB, TÜV, RCM, CU |
| Harmonized System (HS) code | 84733020 |
| Design | |
| 80 PLUS certification | 80 PLUS |
| Certification | CE, CB, TÜV, RCM, CU |
| Product colour | Grey |
| Fan diameter | 12 cm |
| On/off switch | Yes |
| Number of fans | 1 fan(s) |
| Illumination | No |
| Power | |
| Total power | 300 W |
| AC input voltage | 200 - 240 V |
| AC input frequency | 50 Hz |
| Input current | 2.5 A |
| Power factor | 0.95 |
| Power Factor Correction (PFC) type | Active |
| Combined power (+3.3V) | 103 W |
| Combined power (+12V) | 276 W |
| Combined power (+5V) | 103 W |
| Combined power (-12V) | 3.6 W |
| Combined power (+5Vsb) | 12.5 W |
| Max output current (+3.3V) | 17 A |
| Max output current (+12V1) | 18 A |
| Max output current (+12V2) | 14 A |
| Max output current (+5V) | 15 A |
| Max output current (-12V) | 0.3 A |
| Max output current (+5Vsb) | 2.5 A |
| Power protection features | Over current, Over power, Over voltage, Overheating, Short circuit, Under voltage |
| Hold time | 17 ms |
| Efficiency | 87% |
| Ports & interfaces | |
| Motherboard power cable length | 45 cm |
| SATA power cable length | 400 mm |
| CPU power cable length | 45 cm |
| Motherboard power connector | 20+4 pin ATX |
| Number of SATA power connectors | 4 |
| Number of PATA power connectors | 2 |
| CPU P4 connector (4-pin) | 1 |
| Cabling type | Non-Modular |
| Packaging content | |
| Cables included | AC |
| Weight & dimensions | |
|---|---|
| Width | 150 mm |
| Depth | 140 mm |
| Height | 86 mm |
| Weight | 1.52 kg |
| Packaging data | |
| Cables included | AC |
| Technical details | |
| Sustainability certificates | ENERGY STAR |
| Compliance certificates | RoHS |
| Certificates | |
| 80 PLUS certification | 80 PLUS |
| Certification | CE, CB, TÜV, RCM, CU |
| Logistics data | |
| Harmonized System (HS) code | 84733020 |
| Other features | |
| Noise level (quiet mode, 50%) | 12.1 dB |
| Noise level (silent mode, <30%) | 11.6 dB |
| Noise level (full-load mode, 100%) | 23.1 dB |
| Harmonized System (HS) code | 84733020 |
OPTIMIZED FOR PROFESSIONAL SYSTEM INTEGRATORS
System Power B9 was designed to meet the needs of system integrators. The PSU is very cost-efficient and comes in production-optimized bulk packaging. This ensures quick and easy handling to streamline the production of pre-configured PCs.
VERY QUIET OPERATION
System Power B9 300W is equipped with a temperature-controlled 120mm fan. This ensures its operation produces the low noise that be quiet! is famous for.
Proven Reliability and Good Efficiency
Specially designed by be quiet! with the price-concious PC builder in mind: System Power B9 300W (bulk) offers renowned be quiet! performance and quietness and makes it possible for you to build cost-effective and reliable systems.
- Production-optimized bulk packaging
- Rock-solid stability with two strong 12V-rails
- Temperature-controlled 120mm fan reduces system noise
- Low stand-by drain of less than 0.13 watts
- Certified 80PLUS® efficiency (up to 87%)
- Complete suite of top safety features
- Meets latest Intel® C6/C7, ErP and Energy Star 6.1 guidelines
- Supports latest Intel® and AMD™ processors
- 3-year manufacturer’s warranty
- Product conception, design and quality control in Germany
Specially designed by be quiet! with the price-concious PC builder in mind: System Power B9 300W (bulk) offers renowned be quiet! performance and quietness and makes it possible for you to build cost-effective and reliable systems.
- Production-optimized bulk packaging
- Rock-solid stability with two strong 12V-rails
- Temperature-controlled 120mm fan reduces system noise
- Low stand-by drain of less than 0.13 watts
- Certified 80PLUS® efficiency (up to 87%)
- Complete suite of top safety features
- Meets latest Intel® C6/C7, ErP and Energy Star 6.1 guidelines
- Supports latest Intel® and AMD™ processors
- 3-year manufacturer’s warranty
- Product conception, design and quality control in Germany
| Cooling | |
|---|---|
| Fan diameter | 12 cm |
| Number of fans | 1 fan(s) |
| Performance | |
| On/off switch | Yes |
| Power supply unit (PSU) form factor | ATX |
| Silent mode | Yes |
| Noise level (quiet mode, 50%) | 12.1 dB |
| Noise level (silent mode, <30%) | 11.6 dB |
| Noise level (full-load mode, 100%) | 23.1 dB |
| 80 PLUS certification | 80 PLUS |
| Purpose | PC |
| ATX version | 2.4 |
| Certification | CE, CB, TÜV, RCM, CU |
| Harmonized System (HS) code | 84733020 |
| Design | |
| 80 PLUS certification | 80 PLUS |
| Certification | CE, CB, TÜV, RCM, CU |
| Product colour | Grey |
| Fan diameter | 12 cm |
| On/off switch | Yes |
| Number of fans | 1 fan(s) |
| Illumination | No |
| Power | |
| Total power | 300 W |
| AC input voltage | 200 - 240 V |
| AC input frequency | 50 Hz |
| Input current | 2.5 A |
| Power factor | 0.95 |
| Power Factor Correction (PFC) type | Active |
| Combined power (+3.3V) | 103 W |
| Combined power (+12V) | 276 W |
| Combined power (+5V) | 103 W |
| Combined power (-12V) | 3.6 W |
| Combined power (+5Vsb) | 12.5 W |
| Max output current (+3.3V) | 17 A |
| Max output current (+12V1) | 18 A |
| Max output current (+12V2) | 14 A |
| Max output current (+5V) | 15 A |
| Max output current (-12V) | 0.3 A |
| Max output current (+5Vsb) | 2.5 A |
| Power protection features | Over current, Over power, Over voltage, Overheating, Short circuit, Under voltage |
| Hold time | 17 ms |
| Efficiency | 87% |
| Ports & interfaces | |
| Motherboard power cable length | 45 cm |
| SATA power cable length | 400 mm |
| CPU power cable length | 45 cm |
| Motherboard power connector | 20+4 pin ATX |
| Number of SATA power connectors | 4 |
| Number of PATA power connectors | 2 |
| CPU P4 connector (4-pin) | 1 |
| Cabling type | Non-Modular |
| Packaging content | |
| Cables included | AC |
| Weight & dimensions | |
|---|---|
| Width | 150 mm |
| Depth | 140 mm |
| Height | 86 mm |
| Weight | 1.52 kg |
| Packaging data | |
| Cables included | AC |
| Technical details | |
| Sustainability certificates | ENERGY STAR |
| Compliance certificates | RoHS |
| Certificates | |
| 80 PLUS certification | 80 PLUS |
| Certification | CE, CB, TÜV, RCM, CU |
| Logistics data | |
| Harmonized System (HS) code | 84733020 |
| Other features | |
| Noise level (quiet mode, 50%) | 12.1 dB |
| Noise level (silent mode, <30%) | 11.6 dB |
| Noise level (full-load mode, 100%) | 23.1 dB |
| Harmonized System (HS) code | 84733020 |