be quiet! TFX POWER 3 300W Bronze power supply unit 20+4 pin ATX Black

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300W, ATX TFX12V V2.52, EPS 2.92, 1x 80mm (1859RPM), 80 PLUS Bronze
SKU
BN322
UNSPSC: 39121004
TFX Power 3 300W Bronze, the advanced 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 Bronze the perfect choice for PCs with TFX form factor.

80 PLUS® BRONZE CERTIFICATION
Efficient operation
The 80 PLUS Bronze certification of TFX Power 3 300W Bronze with an efficiency rating of up to 88.3% is convincing evidence of this PSU’s power saving operation.

STRONG SINGLE 12V RAIL
For maximum power
The 12V rail design supports high stability as the CPU receives its power through an independent rail. For demanding peripherals like a graphics card, a PCIe connector is included. This makes the TFX Power 3 300W Bronze the ideal PSU for all who strive for enough power to support small systems at low noise.

QUIET AND SAFE
Optimized for low-noise operation
The temperature-controlled fan ensures a quiet operation and produces little wasted heat. Since TFX Power 3 300W Bronze meets the latest safety requirements, it defends the PC system against overcurrents, over- and undervoltage, short circuit, overloads and comparable failures.
Cooling
Fan diameter8 cm
Number of fans1 fan(s)
Cooling typeActive
Design
80 PLUS certification80 PLUS Bronze
SafetyCE, CB, TÜV, CU
Product colourBlack
Fan diameter8 cm
Number of fans1 fan(s)
Cooling typeActive
Power
Total power300 W
Maximum input current (@220V)1.5 A
Peak power350 W
AC input voltage100 - 240 V
AC input frequency50 - 60 Hz
Input current4/1.5 A
Power factor0.96
Power Factor Correction (PFC) typeActive
Maximum input current (@110V)4 A
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 (+12V1)25 A
Max output current (+5V)16 A
Max output current (-12V)0.3 A
Max output current (+5Vsb)2.5 A
Power protection featuresOver current, Over power, Over voltage, Short circuit, Under voltage
Hold time22 ms
Efficiency86.4%
Ports & interfaces
Motherboard power cable length35 cm
SATA power cable length300,450,600 mm
Peripheral (Molex) power cable length300,450 mm
PCI Express power cable length40 cm
CPU power cable length35 cm
Floppy disk drive cable length60 cm
Motherboard power connector20+4 pin ATX
Number of SATA power connectors3
Peripheral (Molex) power connectors (4-pin)2
PCI Express power connectors (6+2 pin)1
CPU P4 connector (4-pin)1
Floppy drive power connector1
Cabling typeNon-Modular
Performance
Power supply unit (PSU) form factorTFX
80 PLUS certification80 PLUS Bronze
PurposePC
ATX version2.52
EPS version2.92
SafetyCE, CB, TÜV, CU
Noise level29.1 dB
Mean time between failures (MTBF)100000 h
Bearing technologyRifle
Harmonized System (HS) code84733020
Technical details
Shipping (inner) case width27.5 cm
Shipping (inner) case length47.4 cm
Shipping (inner) case height19.5 cm
Products per shipping (inner) case6 pc(s)
Sustainability complianceYes
Sustainability certificatesENERGY STAR, ErP
Compliance certificatesRoHS, WEEE
Weight & dimensions
Width85 mm
Depth175 mm
Height65 mm
Weight900 g
Packaging data
Package depth80 mm
Package width159 mm
Package height215 mm
Package typeBox
Package weight1.24 kg
Certificates
80 PLUS certification80 PLUS Bronze
SafetyCE, CB, TÜV, CU
Logistics data
Harmonized System (HS) code84733020
Shipping (inner) case width27.5 cm
Shipping (inner) case length47.4 cm
Shipping (inner) case height19.5 cm
Products per shipping (inner) case6 pc(s)
Shipping (inner) case gross weight8.25 kg
Other features
Harmonized System (HS) code84733020
SKU BN322
EAN 4260052188286
Specification
Cooling
Fan diameter8 cm
Number of fans1 fan(s)
Cooling typeActive
Design
80 PLUS certification80 PLUS Bronze
SafetyCE, CB, TÜV, CU
Product colourBlack
Fan diameter8 cm
Number of fans1 fan(s)
Cooling typeActive
Power
Total power300 W
Maximum input current (@220V)1.5 A
Peak power350 W
AC input voltage100 - 240 V
AC input frequency50 - 60 Hz
Input current4/1.5 A
Power factor0.96
Power Factor Correction (PFC) typeActive
Maximum input current (@110V)4 A
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 (+12V1)25 A
Max output current (+5V)16 A
Max output current (-12V)0.3 A
Max output current (+5Vsb)2.5 A
Power protection featuresOver current, Over power, Over voltage, Short circuit, Under voltage
Hold time22 ms
Efficiency86.4%
Ports & interfaces
Motherboard power cable length35 cm
SATA power cable length300,450,600 mm
Peripheral (Molex) power cable length300,450 mm
PCI Express power cable length40 cm
CPU power cable length35 cm
Floppy disk drive cable length60 cm
Motherboard power connector20+4 pin ATX
Number of SATA power connectors3
Peripheral (Molex) power connectors (4-pin)2
PCI Express power connectors (6+2 pin)1
CPU P4 connector (4-pin)1
Floppy drive power connector1
Cabling typeNon-Modular
Performance
Power supply unit (PSU) form factorTFX
80 PLUS certification80 PLUS Bronze
PurposePC
ATX version2.52
EPS version2.92
SafetyCE, CB, TÜV, CU
Noise level29.1 dB
Mean time between failures (MTBF)100000 h
Bearing technologyRifle
Harmonized System (HS) code84733020
Technical details
Shipping (inner) case width27.5 cm
Shipping (inner) case length47.4 cm
Shipping (inner) case height19.5 cm
Products per shipping (inner) case6 pc(s)
Sustainability complianceYes
Sustainability certificatesENERGY STAR, ErP
Compliance certificatesRoHS, WEEE
Weight & dimensions
Width85 mm
Depth175 mm
Height65 mm
Weight900 g
Packaging data
Package depth80 mm
Package width159 mm
Package height215 mm
Package typeBox
Package weight1.24 kg
Certificates
80 PLUS certification80 PLUS Bronze
SafetyCE, CB, TÜV, CU
Logistics data
Harmonized System (HS) code84733020
Shipping (inner) case width27.5 cm
Shipping (inner) case length47.4 cm
Shipping (inner) case height19.5 cm
Products per shipping (inner) case6 pc(s)
Shipping (inner) case gross weight8.25 kg
Other features
Harmonized System (HS) code84733020
Manufacturer be quiet!
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