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.

Technical details

• Sustainability compliance: Y
• Sustainability certificates: ENERGY STAR, ErP, RoHS, WEEE

Ports & interfaces

• Motherboard power connector: 20+4 pin ATX
• Peripheral (Molex) power connectors (4-pin): 2
• Motherboard power cable length: 35 cm
• 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: 40 cm
• CPU P4 connector (4-pin): 1
• CPU power cable length: 35 cm
• Floppy drive power connector: 1
• Floppy disk drive cable length: 60 cm
• Cabling type: Non-Modular

Weight & dimensions

• Width: 85 mm
• Depth: 175 mm
• Height: 65 mm
• Weight: 1.1 kg

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: 1.43 kg
• Package type: Box

Design

• Product colour: Black
• Cooling type: Active
• Fan diameter: 8 cm
• Number of fans: 1 fan(s)

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, TV, CU

Logistics data

• Shipping (inner) case length: 47.4 cm
• Shipping (inner) case width: 27.5 cm
• Shipping (inner) case height: 19.5 cm
• Products per shipping (inner) case: 6 pc(s)
• Shipping (inner) case gross weight: 9.39 kg
• Harmonized System (HS) code: 84733020