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TFX POWER 3 | 300W Gold
Article number: BN323
COMPACT AND SILENT ENERGY
TFX Power 3 300W Gold: the upgraded be quiet! high-efficiency PSU for mini and media PCs with great features at a reasonable price.
Compact and silent energy
TFX Power 3 300W Gold: the upgraded be quiet! high-efficiency PSU for mini and media PCs with 80 PLUS® Gold certification and PCIe graphics card support.
- Certified 80 PLUS® Gold efficiency (up to 91.7%)
- 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
- Standby draw less than 0.17 watts
- 3-year manufacturer’s warranty
- Product conception, design and quality control in Germany
COMPACT AND SILENT ENERGY
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.
- 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
- 3-year manufacturer’s warranty
- Product conception, design and quality control in Germany
General data
| Model | TFX Power 3 300W Gold |
| Continuous power (W) | 300 |
| Peak power (W) | 350 |
| Form factor | TFX12V Version 2.52 |
| Form factor EPS 12V | Version 2.92 |
| Topology | Active Clamp |
| Digitally controlled | - |
| Voltage (Vac) | 100 - 240 |
| Frequency (Hz) | 50 - 60 |
| Input current (A) | 4 / 2 |
| Power factor at 100% load | >0.98 |
| Modern standby | ✓ |
| Power consumption in standby (W) | <0.17 |
| Average life time (h / 25°C) | 100,000 |
| Operating temperature up to (°C) | 40 |
Efficiency
| 80 PLUS certification | Gold |
| Efficiency (%) at 230V, 2% load | - |
| Efficiency (%) at 230V, 10% load | 82.7 |
| Efficiency (%) at 230V, 20% load | 88.9 |
| Efficiency (%) at 230V, 50% load | 91.7 |
| Efficiency (%) at 230V, 100% load | 90.6 |
Fan and cooling technology
| Fan | High quality fan |
| Fan size (mm) | 80 |
| Bearing technology | Rifle |
| Motor technology | 4-pole fan motor |
| Max. fan speed (rpm) | 1323 |
| dB(A) at 10% load | 9.1 |
| dB(A) at 20% load | 9.7 |
| dB(A) at 50% load | 12.4 |
| dB(A) at 100% load | 21.7 |
Output
| Multi-rail operation (12V rails) | 2 |
| 12V single rail operation | - |
| Overclocking key | - |
| +3.3V (A) | 18 |
| +5V (A) | 18 |
| +12V1 (A) | 13 |
| +12V2 (A) | 13 |
| +12V3 (A) | - |
| +12V4 (A) | - |
| +12V5 (A) | - |
| +12V6 (A) | - |
| -12V (A) | 0.3 |
| +5Vsb (A) | 3 |
| Max. combined power 12V (W) | 288 |
| Max. combined power 12VHPWR (W) | 0 |
| Max. combined power 3.3V + 5V (W) | 103 |
| Hold-up time at 100% load (ms) | 29 |
| Hold-up time at 80% load (ms) | - |
| Power good signal (ms) | 100 - 150 |
Cables and connectors
| Modular cables | - |
| Sleeved cables | P24 |
| Flat cables | P4, PCIe, drives |
| Maximum cable length (cm) | 60 |
| Cable length to motherboard (cm) | 35 |
| No. of cables | 5 |
| ATX-Motherboard (20+4-pin) | 1 |
| P4+4 (CPU) | - |
| P8 (CPU) | - |
| P4 (CPU) | 1 |
| 12VHPWR cables | 0 |
| PCI-E 6+2-pin (GPU) | 1 |
| PCI-E 6-pin (GPU) | - |
| SATA | 3 |
| PATA | 2 |
| FDD (Floppy) | 1 |
Protection
| OTP (over temperature protection) | - |
| OCP (over current protection) | ✓ |
| OPP (over power protection) | ✓ |
| SCP (short circuit protection) | ✓ |
| OVP (over voltage protection) | ✓ |
| UVP (under voltage protection) | ✓ |
| SIP (Surge & Inrush protection) | ✓ |
Safety certification
| BSMI | - |
| CB | ✓ |
| CCC | - |
| CE | ✓ |
| cRUus | - |
| cTUVus | - |
| CU | ✓ |
| FCC | - |
| RCM | - |
| TÜV | ✓ |
| UKCA | - |
Environmental directives
| ENERGY STAR | 8.0 |
| ErP | ✓ |
| WEEE | ✓ |
| RoHS | ✓ |
| Triman | ✓ |
Scope of delivery
| Thumb screws | - |
| Screws | ✓ |
| Cable ties | ✓ |
| Velcro cable ties | - |
| User manual languages | DE, EN, ES, FR, PL, RU |
| OCK slot bracket with switch / OCK jumper | - |
| SFX-to-ATX adapter bracket | - |
Casing
| Dimensions without cable (L x W x H), (mm) | 175 x 85 x 65 |
| Weight (kg) | 1.1 |
| Color | Black |
Service
| Warranty (Years) | 3 |
| Express replacement service in first year | - |
| International hotline / free of charge | ✓ / DE, FR, US |
Logistics data and RRP
| Article number | BN323 |
| EAN code | 4260052188293 |
| Dimensions, package (L x W x H), (mm) | 80 x 159 x 215 |
| Gross weight, package (kg) | 1.4 |
| Pieces per packaging unit | 6 |
| Dimensions, shipping box (L x W x H), (mm) | 474 x 275 x 195 |
| Gross weight, shipping box (kg) | 9.4 |
| RRP (€) | 69.90 |
TFX POWER 3 | 300W Bronze
Article number: BN322
COMPACT AND SILENT ENERGY
TFX Power 3 300W Bronze: the upgraded be quiet! PSU for mini and media PCs at a reasonable price.
Compact and silent energy
TFX Power 3 300W Bronze: the upgraded be quiet! PSU for mini and media PCs with 80 PLUS® Bronze certification and PCIe graphics card support.
- Certified 80 PLUS® Bronze efficiency (up to 88.3%)
- Strong 12V-rail and PCIe graphics support
- 300W of continuous power
- One PCI express connector for GPU card support
- High-quality temperature-controlled 80mm fan for low-noise operation of max. 29.1dB(A)
- Sleeved or flat black cables up to 60cm long
- Meets the latest safety and efficiency requirements
- Standby draw less than 0.14 watts
- 3-year manufacturer’s warranty
- Product conception, design and quality control in Germany
COMPACT AND SILENT ENERGY
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.
- Certified 80 PLUS® Bronze efficiency (up to 88.3%) for power saving operation
- Strong 12V-rail and PCIe graphics support
- 300W of continuous power
- One PCI express connector for GPU card support
- High-quality temperature-controlled 80mm fan for low-noise operation of max. 29.1dB(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 0.14 watts
- 3-year manufacturer’s warranty
- Product conception, design and quality control in Germany
General data
| Model | TFX Power 3 300W Bronze |
| Continuous power (W) | 300 |
| Peak power (W) | 350 |
| Form factor | TFX12V Version 2.52 |
| Form factor EPS 12V | Version 2.92 |
| Topology | DC/DC |
| Digitally controlled | - |
| Voltage (Vac) | 100 - 240 |
| Frequency (Hz) | 50 - 60 |
| Input current (A) | 4 / 1.5 |
| Power factor at 100% load | >0.96 |
| Modern standby | ✓ |
| Power consumption in standby (W) | <0.14 |
| Average life time (h / 25°C) | 100,000 |
| Operating temperature up to (°C) | 40 |
Efficiency
| 80 PLUS certification | Bronze |
| Efficiency (%) at 230V, 2% load | - |
| Efficiency (%) at 230V, 10% load | 78.2 |
| Efficiency (%) at 230V, 20% load | 84 |
| Efficiency (%) at 230V, 50% load | 88.3 |
| Efficiency (%) at 230V, 100% load | 86.4 |
Fan and cooling technology
| Fan | High quality fan |
| Fan size (mm) | 80 |
| Bearing technology | Rifle |
| Motor technology | 4-pole fan motor |
| Max. fan speed (rpm) | 1859 |
| dB(A) at 10% load | 14.1 |
| dB(A) at 20% load | 14.6 |
| dB(A) at 50% load | 15.4 |
| dB(A) at 100% load | 29.1 |
Output
| Multi-rail operation (12V rails) | - |
| 12V single rail operation | ✓ |
| Overclocking key | - |
| +3.3V (A) | 16 |
| +5V (A) | 16 |
| +12V1 (A) | 25 |
| +12V2 (A) | - |
| +12V3 (A) | - |
| +12V4 (A) | - |
| +12V5 (A) | - |
| +12V6 (A) | - |
| -12V (A) | 0.3 |
| +5Vsb (A) | 2.5 |
| Max. combined power 12V (W) | 300 |
| Max. combined power 12VHPWR (W) | 0 |
| Max. combined power 3.3V + 5V (W) | 85 |
| Hold-up time at 100% load (ms) | 22 |
| Hold-up time at 80% load (ms) | - |
| Power good signal (ms) | 100 - 150 |
Cables and connectors
| Modular cables | - |
| Sleeved cables | P24 |
| Flat cables | P4, PCIe, drives |
| Maximum cable length (cm) | 60 |
| Cable length to motherboard (cm) | 35 |
| No. of cables | 5 |
| ATX-Motherboard (20+4-pin) | 1 |
| P4+4 (CPU) | - |
| P8 (CPU) | - |
| P4 (CPU) | 1 |
| 12VHPWR cables | 0 |
| PCI-E 6+2-pin (GPU) | 1 |
| PCI-E 6-pin (GPU) | - |
| SATA | 3 |
| PATA | 2 |
| FDD (Floppy) | 1 |
Protection
| OTP (over temperature protection) | - |
| OCP (over current protection) | ✓ |
| OPP (over power protection) | ✓ |
| SCP (short circuit protection) | ✓ |
| OVP (over voltage protection) | ✓ |
| UVP (under voltage protection) | ✓ |
| SIP (Surge & Inrush protection) | ✓ |
Safety certification
| BSMI | - |
| CB | ✓ |
| CCC | - |
| CE | ✓ |
| cRUus | - |
| cTUVus | - |
| CU | ✓ |
| FCC | - |
| RCM | - |
| TÜV | ✓ |
| UKCA | - |
Environmental directives
| ENERGY STAR | 8.0 |
| ErP | ✓ |
| WEEE | ✓ |
| RoHS | ✓ |
| Triman | ✓ |
Scope of delivery
| Thumb screws | - |
| Screws | ✓ |
| Cable ties | ✓ |
| Velcro cable ties | - |
| User manual languages | DE, EN, ES, FR, PL, RU |
| OCK slot bracket with switch / OCK jumper | - |
| SFX-to-ATX adapter bracket | - |
Casing
| Dimensions without cable (L x W x H), (mm) | 175 x 85 x 65 |
| Weight (kg) | 0.90 |
| Color | Black |
Service
| Warranty (Years) | 3 |
| Express replacement service in first year | - |
| International hotline / free of charge | ✓ / DE, FR, US |
Logistics data and RRP
| Article number | BN322 |
| EAN code | 4260052188286 |
| Dimensions, package (L x W x H), (mm) | 80 x 159 x 215 |
| Gross weight, package (kg) | 1.2 |
| Pieces per packaging unit | 6 |
| Dimensions, shipping box (L x W x H), (mm) | 474 x 275 x 195 |
| Gross weight, shipping box (kg) | 8.3 |
| RRP (€) | 57.90 |