Key Specifications
Choose one or multiple features to search for items that have the same specifications.| Technical details | |
| Sustainability compliance | ![]() |
| Sustainability certificates | ENERGY STAR, ErP |
| Ports & interfaces | |
| PCI Express connector | ![]() |
| Motherboard power connector | 20+4 pin ATX |
| Floppy drive power connector | 1 |
| Number of SATA power connectors | 3 |
| Peripheral (Molex) power connectors (4-pin) | 2 |
| EPS power connector (8-pin) | ![]() |
| ATX power connector (20+4 pin) | ![]() |
| CPU power connector (4+4 pin) | ![]() |
| CPU P4 connector (4-pin) | 1 |
| PCI Express power connectors (6+2 pin) | 1 |
| Cabling type | Non-Modular |
| Motherboard power cable length | 35 cm |
| SATA power cable length | 300,450,600 mm |
| CPU power cable length | 35 cm |
| Peripheral (Molex) power cable length | 300,450 mm |
| PCI Express power cable length | 40 cm |
| Floppy disk drive cable length | 60 cm |
| Weight & dimensions | |
| Weight | 900 g |
| Height | 65 mm |
| Width | 85 mm |
| Depth | 175 mm |
| Energy management | |
| Peak power | 350 W |
| Input current | 4/1.5 A |
| Nominal power | 300 W |
| Efficiency | 86.4% |
| Hold time | 22 ms |
| Power protection features | Over current, Over power, Over voltage, Short circuit, Under voltage |
| Power factor | 0.96 |
| Power Factor Correction (PFC) type | Active |
| Combined power (+3.3V) | 85 W |
| Combined power (+12V) | 300 W |
| Combined power (+5V) | 85 W |
| Max output current (+3.3V) | 16 A |
| Max output current (+5V) | 16 A |
| Max output current (-12V) | 0.3 A |
| Max output current (+5Vsb) | 2.5 A |
| AC input frequency | 50 - 60 Hz |
| AC input voltage | 100 - 240 V |
| Max output current (+12V1) | 25 A |
| Total power | 300 W |
| Maximum input current (@110V) | 4 A |
| Maximum input current (@220V) | 1.5 A |
| Packaging data | |
| Package weight | 1.24 kg |
| Package depth | 80 mm |
| Package height | 215 mm |
| Package width | 159 mm |
| Package type | Box |
| Certificates | |
| RoHS compliance | ![]() |
| 80 PLUS certification | 80 PLUS Bronze |
| Design | |
| Product colour | Black |
| Illumination | ![]() |
| Number of fans | 1 fan(s) |
| Cooling type | Active |
| Fan diameter | 8 cm |
| Performance | |
| Mean time between failures (MTBF) | 100000 h |
| Safety | CE, CB, TÜV, CU |
| Noise level | 29.1 dB |
| Purpose | PC |
| Bearing technology | Rifle |
| ATX version | 2.52 |
| EPS version | 2.92 |
| Silent mode | ![]() |
| Power supply unit (PSU) form factor | TFX |
| Logistics data | |
| Shipping (inner) case width | 27.5 cm |
| Shipping (inner) case length | 47.4 cm |
| Shipping (inner) case height | 19.5 cm |
| Shipping (inner) case gross weight | 8.25 kg |
| Products per shipping (inner) case | 6 pc(s) |
| Harmonized System (HS) code | 84733020 |
| EAN | 4260052188286 |
| Warranty | 5 years |
The TFX Power 3 300W is a power supply unit engineered for compact systems, such as mini and media PCs, that require the TFX form factor. It delivers 300 watts of continuous power, suitable for builds with integrated or entry-level dedicated graphics components. The 80 PLUS Bronze certification signifies an operational efficiency of up to 88.3%, which contributes to lower energy consumption and reduced heat output within a small chassis. A dedicated 6+2 pin PCIe connector is included to support a compatible graphics card, expanding the unit's utility beyond basic configurations.
Cooling is managed by a temperature-controlled 80mm fan designed for low-noise operation, reaching a maximum of 29.1 dB(A) under full load. The unit is equipped with a comprehensive suite of protection circuits, including over-current (OCP), over-power (OPP), and over-voltage (OVP) protection, to safeguard system components. It utilizes a non-modular design with sleeved black cables for a direct installation process. The inclusion of active Power Factor Correction ensures stable and reliable power delivery to the motherboard and peripherals.
Key Features:- Provides 300 watts of continuous power
- Features 80 PLUS Bronze certification
- Built for the TFX12V small form factor
- Cooled by one temperature-controlled 80mm fan
- Equipped with one 6+2 pin PCIe connector
- Offers three SATA power connectors
- Measures 175 x 85 x 65 mm
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