be quiet! 300W TFX Power 3, 80 PLUS Gold Wired PSU, Dual Rail, 26A +12V, Black, TFX PSU
Main Specification
| 300 W 100 - 240 V 50/60 Hz | |
| Motherboard power connector: 20+4 pin ATX | |
| PC TFX 80 PLUS Gold | |
| Active 8 cm 0 - 1323 RPM | |
| Black |
Power
| Total power | 300 |
|---|---|
| Peak power | 350 |
| AC input voltage | 100 - 240 |
| AC input frequency | 50/60 |
| Maximum input current (@110V) | 4 |
| Maximum input current (@220V) | 2 |
| Power factor | 0.98 |
| Number of +12V rail(s) | 2 |
| Combined power (+3.3V) | 103 |
| Combined power (+12V) | 288 |
| Combined power (+5V) | 103 |
| Max output current (+3.3V) | 18 |
| Max output current (+12V1) | 13 |
| Max output current (+12V2) | 13 |
| Max output current (+5V) | 18 |
| Max output current (-12V) | 0.3 |
| Max output current (+5Vsb) | 3 |
| Hold time | 29 |
| Efficiency | 90.6 |
| Power protection features | Over current, Over power, Over voltage, Short circuit, Surge & inrush protection (SIP), Under voltage |
Ports & interfaces
| Motherboard power connector | 20+4 pin ATX |
|---|---|
| Motherboard power cable length | 35 |
| Number of SATA power connectors | 3 |
| Number of PATA power connectors | 2 |
| SATA power cable length | 300,450,600 |
| Number of SATA power cables | 1 |
| Peripheral (Molex) power connectors (4-pin) | 2 |
| Peripheral (Molex) power cable length | 300,450 |
| PCI Express power connectors (6+2 pin) | 1 |
| PCI Express power cable length | 40 |
| CPU P4 connector (4-pin) | 1 |
| CPU power cable length | 35 |
| Floppy drive power connector | 1 |
| PCI Express connector | Yes |
| Cabling type | Non-Modular |
Performance
| 80 PLUS certification | 80 PLUS Gold |
|---|---|
| Purpose | PC |
| Power supply unit (PSU) form factor | TFX |
| EPS version | 2.92 |
| Noise level | 21.7 |
| Bearing technology | Rifle |
| Mean time between failures (MTBF) | 100000 |
Design
| Product colour | Black |
|---|---|
| Cooling type | Active |
| Fan diameter | 8 |
| Number of fans | 1 |
| Fan speed | 0 - 1323 |
| Illumination | No |
| On/off switch | No |
Operational conditions
| Operating temperature (T-T) | 0 - 40 |
|---|
Certificates
| Waste Electrical and Electronic Equipment (WEEE) compliance | Yes |
|---|---|
| Compliance certificates | CB, CE, RoHS, TÜV mark, WEEE |
Weight & dimensions
| Width | 85 |
|---|---|
| Depth | 175 |
| Height | 65 |
| Weight | 1.1 |
Packaging data
| Manual | Yes |
|---|---|
| Manual languages | German, English, Spanish, French, Polish, Russian |
| Package width | 159 |
| Package depth | 82 |
| Package height | 215 |
| Package weight | 1.4 |
Technical details
| Sustainability certificates | ENERGY STAR, ErP, Triman |
|---|
Logistics data
| Shipping (inner) case length | 47.4 |
|---|---|
| Shipping (inner) case width | 27.5 |
| Shipping (inner) case height | 19.5 |
| Shipping (inner) case net weight | 9.4 |
| Products per shipping (inner) case | 6 |
| Warranty period | 3 |
Other features
| Screws included | Yes |
|---|---|
| Cable ties included | Yes |
Key selling points
- 80 PLUS® Gold efficiency (up to 91.7%) for lower power consumption
- Strong dual 12V-rails for high stability and PCIe graphics card support
- 6+2pin PCIe connector for powerful GPUs
- 300W of continuous power
- High-quality temperature-controlled 80mm fan for low-noise operation of max. 21.7dB(A)
- Sleeved or flat black cables up to 60cm long
- Meets the latest safety and efficiency requirements
- Modern safety protections reliably defend against numerous failures
- Standby draw less than 0.17 watts
- Product conception, design and quality control in Germany
References
MPN: BP910UK
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04/06/2026 03:54:57