TFX Power 3 300W Gold, the advanced, high-efficiency be quiet! compact PSU gives you more for your mini or media PC. It supports the latest standards while providing solid voltages and enough power to support a PCIe graphics card. The combination of quiet operation and reliability make the TFX Power 3 300W Gold the perfect choice for PCs with TFX form factor.
Ports & interfaces | Motherboard power connector | 20+4 pin ATX |
 | Peripheral (Molex) power connectors (4-pin) | 2 |
| Motherboard power cable length | 350 mm |
| Number of SATA power connectors | 3 |
| SATA power cable length | 300,450,600 mm |
| Peripheral (Molex) power cable length | 300,450 mm |
| PCI Express power connectors (6+2 pin) | 1 |
| PCI Express power cable length | 400 mm |
| CPU P4 connector (4-pin) | 1 |
| CPU power cable length | 350 mm |
| Floppy drive power connector | 1 |
| Floppy disk drive cable length | 600 mm |
| Cabling type | Non-Modular |
Power | Total power | 300 W |
| AC input voltage | 100 - 240 V |
| Peak power | 350 W |
| AC input frequency | 50 - 60 Hz |
| Input current | 4/2 A |
| Maximum input current (@110V) | 4 A |
| Maximum input current (@220V) | 2 A |
| Power factor | 0.98 |
| Power Factor Correction (PFC) type | Active |
| Combined power (+3.3V) | 103 W |
| Combined power (+12V) | 288 W |
| Combined power (+5V) | 103 W |
| Max output current (+3.3V) | 18 A |
| Max output current (+12V1) | 13 A |
| Max output current (+12V2) | 13 A |
| Max output current (+5V) | 18 A |
| Max output current (-12V) | 0.3 A |
| Max output current (+5Vsb) | 3 A |
| Hold time | 29 ms |
| Efficiency | 90.6 % |
| Power protection features | Over current, Over power, Over voltage, Short circuit, Under voltage |
Packaging data | Package width | 159 mm |
| Package depth | 80 mm |
| Package height | 215 mm |
| Package weight | 1430 g |
Logistics data | Shipping (inner) case length | 474 mm |
| Shipping (inner) case width | 275 mm |
| Shipping (inner) case height | 195 mm |
| Shipping (inner) case gross weight | 9390 g |
| Harmonized System (HS) code | 84733020 |
Performance | Purpose | PC |
| Power supply unit (PSU) form factor | TFX |
| 80 PLUS certification | 80 PLUS Gold |
| ATX version | 2.52 |
| EPS version | 2.92 |
| Noise level | 21.7 dB |
| Mean time between failures (MTBF) | 100000 h |
| Safety | CE, CB, TÜV, CU |
Technical details | Sustainability certificates | ENERGY STAR, ErP |
| Compliance certificates | RoHS, WEEE |
| Sustainability compliance | Yes |
Design | Product colour | Black |
| Cooling type | Active |
| Fan diameter | 80 mm |
| Number of fans | 1 fan(s) |
Weight & dimensions | Width | 85 mm |
| Depth | 175 mm |
| Height | 65 mm |
| Weight | 1100 g |