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| Management number | 212226866 | Release Date | 2026/04/06 | List Price | US$51.88 | Model Number | 212226866 | ||
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450W 300W SFX Power 3 450W, the first choice compact PSU for mini and media PCs with 80 PLUS® Bronze and PCIe graphics card support. SFX Power 3 450W offers the ideal combination of power, quietness and reliability. Strong 12V rail with 450W of continuous power Two 6+2 pin PCIe connector for powerful GPUs High-quality temperature-controlled 80mm fan for quiet operation of max. 33.8dB(A) Sleeved or flat black cables up to 60cm 80 PLUS® Bronze efficiency (up to 89.3%) Meets the latest safety and efficiency requirements 3-year manufacturer’s warranty Product conception, design and quality control in Germany 2 PCIe connectors provide power for a demanding and powerful graphics card. Safety protections defend against overcurrents, over- and undervoltages, short circuits and overloads, thus keeping your valuable components safe. The SFX Power 3 can deliver 450W of continuous power. This ensures a steady and reliable operation even when your PC meets an unexpectedly heavy load. The high-quality temperature-controlled 80mm fan allows quiet operations of max. 33.8dB(A). The 80 PLUS Bronze certification with an efficiency rating of up to 89.3% is convincing evidence of this PSU’s power saving operation. General data Model SFX Power 3 450W Continuous power (W) 450 Peak power (W) 500 Form factor SFX12V Version 3.42 Form factor EPS 12V Version 2.92 Modular Cable management - Topology - Wire-free design (DC-side) - Voltage (Vac) 100 - 240 Frequency (Hz) 50 - 60 Input current (A) 6 / 2.5 PFC active Power factor at 100% load >0.98 Compliant to Intel C6/C7 ✓ Power consumption in standby (W) <0.11 Average life time (h / 25°C) 100,000 Operating temperature up to (°C) 40 Infographics
| Brand | be quiet! |
|---|---|
| Wattage | 450 watts |
| Fan Size | 80 Millimeters |
| Model Name | sfx power,sfx power 3 |
| Unit Count | 1.0 Count |
| Form Factor | SFX |
| Item Weight | 0.89 Kilograms |
| Manufacturer | be quiet! |
| Model Number | BN321 |
| Cooling Method | Air |
| Number of Fans | 1 |
| Output Wattage | 450 |
| Item Dimensions | 3.94 x 4.92 x 2.52 inches |
| Mfr Part Number | BN321 |
| Compatible Devices | Personal Computer |
| Connector Quantity | 2 |
| Power Supply Design | Full Modular |
| Maximum Input Voltage | 240 Volts (AC) |
| Minimum Input Voltage | 100 Volts |
| Upper Temperature Rating | 40 Degrees Celsius |
| System Bus Connector Type | 6+2 Pin |
| Connector Type Used on Cable | PCI Express |
| Global Trade Identification Number | 04260052188279 |
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