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Bequiet Power 3 SFX 450w Bronze BN321
ر.ع.24.76
COMPACT AND SILENT ENERGY
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
- Product conception, design and quality control in Germany
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 |
Output
12V rails (multi-rail operation) | – |
12V single rail operation | ✓ |
Overclocking key | – |
+3.3V (A) | 16 |
+5V (A) | 16 |
+12V1 (A) | 37.5 |
+12V2 (A) | – |
+12V3 (A) | – |
+12V4 (A) | – |
+12V5 (A) | – |
+12V6 (A) | – |
-12V (A) | 0.3 |
+5Vsb (A) | 2.5 |
Max. combined power 12V (W) | 450 |
Max. combined power 3.3V + 5V (W) | 85 |
Hold-up time at 100% load (ms) | 21 (@80%) |
Power good signal | 100 – 150ms |
Fan / Cooling technology
Fan type | High quality fan |
+SilentWings | – |
Motor technology | 4-pole fan motor |
Bearing technology | Rifle |
Fan size (mm) | 80 |
Max. fan speed (rpm), temperature-dependent | 2366 |
Temperature control for case fans | – |
dB(A) at 20% load | 13.2 |
dB(A) at 50% load | 13.2 |
dB(A) at 100% load | 33.8 |
Protection
OCP (over current protection) | ✓ |
OVP (over voltage protection) | ✓ |
UVP (under voltage protection) | ✓ |
SCP (short circuit protection) | ✓ |
OTP (over temperature protection) | – |
OPP (over power protection) | ✓ |
SIP (Surge & Inrush Protection) | ✓ |
Safety certification
CE | ✓ |
CB | ✓ |
TÜV | ✓ |
FCC | – |
cRUus | – |
cTUVus | – |
RCM (Australia) | – |
BSMI | – |
CU (Russia) | ✓ |
CCC | – |
Eco / Efficiency
80 PLUS certification | Bronze |
Efficiency (%) at 230V, 20% load | 86.9 |
Efficiency (%) at 230V, 50% load | 89.3 |
Efficiency (%) at 230V, 100% load | 85.9 |
Environmental directives
ENERGY STAR | 8.0 |
ErP | ✓ |
WEEE | ✓ |
RoHS | ✓ |
Cables / Connectors
Nvidia<sup>®</sup> SLI (RTX 3090) ready | – |
Cable management | Fixed |
Sleeved cables | Sleeved cables |
Flat cables | P8 / PCIe / drives |
Cable length to mainboard (cm) | 35 |
Cable length to first connector (cm) | 30 |
Maximum cable length (cm) | 60 |
All-in-one cable (SATA/PATA/FDD) | – |
No. of cables | 5 |
ATX-Motherboard (20+4-pin) | 1 |
P8 (CPU) | – |
P4+4 (CPU) | 1 |
P4 (CPU) | – |
PCI-E 6-pin (GPU) | – |
PCI-E 6+2-pin (GPU) | 2 |
PATA | 2 |
SATA | 3 |
FDD (Floppy) | 1 |
External fan connectors | – |
Casing
Dimensions without cable (L x W x D), (mm) | 100 x 125 x 64 |
Weight (kg) | 0.89 |
Color | Black |
Accessories
Thumb screws | – |
Screws | ✓ |
Cable ties | ✓ |
Velcro cable ties | – |
Box/Bag for PSU/Cables | – |
User manual languages | DE, EN, ES, FR, PL, RU |
OCK slot bracket with switch / OCK jumper | – |
SFX-to-ATX adapter bracket | – |
Service
Express replacement service in first year | – |
International hotline / free of charge | ✓ / DE, FR |
Logistics data, RRP
Article number | BN321 |
EAN code | 4260052188279 |
Dimensions, package (L x W x H), (mm) | 75 x 197 x 207 |
Gross weight, package (kg) | 1.24 |
Pieces per packaging unit | 6 |
Dimensions, shipping box (L x W x H), (mm) | 457 x 265 x 233 |
Gross weight, shipping box (kg) | 8.19 |
For more information refer to bequiet.com
Additional information
Weight | 2 kg |
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