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be quiet! SFX Power 3 BN321 (SFX POWER 3 450)

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be quiet! SFX Power 3 BN321
2021SFX (for compact systems)
300 W
24+4 pin
450 W
24+8 (4+4) pin
Main
Power450 W
Form factorSFX
Specs
PFCactive
Efficiency89 %
Cooling system1 fan
Fan size80 mm
Certification80+ Bronze
EPS12V version2.92
Power connectors
MB/CPU power supply24+8 (4+4) pin
SATA3
MOLEX2
PCI-E 8pin (6+2)2
Floppy
Cable systemnon-modular
Max. power
+3.3V16 А
+5V16 А
+12V137.5 А
-12V0.3 А
+5Vsb2.5 А
+12V450 W
+3.3V +5V85 W
General
Over voltage protection (OVP)
Over power protection (OPP)
Short circuit protection (SCP)
ProtectionOCP, UVP, OTP
Noise level34 dB
Manufacturer's warranty3 years
Dimensions (HxWxD)64x125x100 mm
Weight0.89 kg
Added to E-Catalogjuly 2021
P/N
SFX POWER 3 450

Compact and quiet small size SFX power supply. This power supply is designed to complete ultra-compact Mini-ITX or Micro ATX computer systems. The model is equipped with an 80 mm fan, controlled by a special controller. The cooler is quiet, even at the maximum power load, the cooling system will not make noise louder than 33.8 dB. In general, such a device will allow you to supply electricity to a very productive PC using modern components with optimized power consumption.

computer power supply be quiet! The SFX Power 3 BN321 has a single 12V power line unit with all 450W of power available. Professional developers have worked hard on the electrical circuit, which is confirmed by the 80+ Bronze certificate. The power supply will not run hot, and idle power consumption is kept to a minimum. This power supply has a good gaming potential. Two PCIe 6 + 2 pin connectors are available for connecting a video card, which will allow you to install a modern graphics adapter with an optimized power supply on your PC.

Information in model description is for reference purposes.
Before buying always check characteristics and configuration of product with online store manager
Catalog be quiet! 2024 - new products, best sales and most actual models be quiet!.
How to choose a power supply for a PCBasics of choosing a reliable and balanced power supply for your home, office and gaming computer

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be quiet SFX Power 3 450W 80 PLUS Bronze efficiency power supply SFX BN321

BN321 Strong 12 V cable with 450 W power Two PCIe ports for powerful GPUs Coated cable or ribbon cable with up to 60 cm le... morength Temperature-controlled 80 mm Qualit fan for quiet system operation of max. 33.8 dB(A)
Amazon.co.uk
Delivery: to United Kingdom
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£67.22
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be quiet! SFX POWER 3 450W power supply unit 20+4 pin ATX Black BN321

be quiet! SFX POWER 3 450W power supply unit 20+4 pin ATX Black
Smartteck.co.uk
Delivery: to United Kingdom
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£66.80
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be quiet! be quiet! SFX 3 450W Bronze Power Supply BN321

COMPACT AND SILENT ENERGYSFX Power 3 450W, the compact PSU from be quiet! that gives you more for your mini or media PC. It p... morerovides enough power to support powerful PCIe graphics cards while offering the ideal combination of power, quietness and reliability. That makes it the perfect choice for compact PC systems that perform beyond the ordinary.Strong 12V rail with 450W of continuous powerTwo 6+2pin PCIe connectors for powerful GPUsHigh-quality temperature-controlled 80mm fan for quiet operation of max. 33.8dB(A)Sleeved or flat black cables up to 60cm80 PLUS® Bronze efficiency (up to 89.3%)Meets the latest safety and efficiency requirementsStandby draw less than 0.11 wattsThree-year manufacturer´s warrantyProduct conception, design and quality control in GermanyGeneral dataModelSFX Power 3 450WContinuous power (W)450Peak power (W)500Form factor ATX 12VSFX12V V3.42Form factor EPS 12VVersion 2.92Modular cable management-Topology-Wire-free design (DC-side)-Voltage (Vac)100 - 240Frequency (Hz)50 - 60Input current (A)6A / 2.5APFCactivePower factor at 100% load>0.98Compliant to Intel C6/C7YesPower consumption in standby (W)
Overclockers.co.uk
Delivery: to United Kingdom
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£59.99
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be quiet! SFX POWER 3 - 450W 80+ Bronze Non-Modular Power Supply Unit

Clove.co.uk
Delivery: to United Kingdom
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£76.77
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be quiet! SFX POWER 3 450W power supply unit 20+4 pin ATX Black BN321

Compact and Silent Energy SFX Power 3 450W the first choice compact PSU for mini and media PCs with 80 PLUS&re... moreg; 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 - 6+2 pin PCIe connector for GPU support - High-quality temperature-controlled 80mm fan for quiet operation of max. 29.4dB(A) - Sleeved or flat black cables up to 60cm - 80 PLUS® Bronze efficiency (up to 89.2%) - Meets the latest safety and efficiency requirements - Three-year manufacturer’s warranty - Product conception design and quality control in Germany Strong 12V Rail   For a stable PCIe graphics support   A PCIe connector provides power for a demanding graphics card. Safety protections defend against overcurrents over- and undervoltages short circuits and overloads thus keeping your valuable components safe.         450 Watts Continuous Power Output   Ensures a steady and reliable operation   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.       Quiet and Efficient Operation   For mini or media PCs   The high-quality temperature-controlled 80mm fan allows quiet operations of max. 29.4dB(A). The 80 PLUS Bronze certification with an efficiency rating of up to 89.2% is convincing evidence of this PSU’s power saving operation.  
Quzo.net
Delivery: to United Kingdom
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£64.80
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be quiet! SFX Power 3 450W Bronze Wired Power Supply

Scan.co.uk
Delivery: to United Kingdom
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£59.99
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be quiet! be quiet! SFX Power 3 450W

Power Supply Unit / SFX12V 3.42 / PCI Express Connectors (8-Pin) 2 / Serial ATA Connections 3 / Cable Management Non-Modular... more/ Power 450 Watt / Certificates 80 Plus Bronze / 33.8 dB
Idealo.co.uk
Delivery: in United Kingdom
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£55.99
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Series be quiet! SFX (for compact systems)Compare using chart →
be quiet! SFX L BN238
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be quiet! SFX Power 3 BN321
from £55.99 
450 W, 24+8 (4+4) pin, 2 х 6+2 pin, SATA 3, Molex 2, SFX, Efficiency 89 %, warranty 3 years
be quiet! SFX Power 3 BN320
from £48.99 
300 W, 24+4 pin, 1 х 6+2 pin, SATA 3, Molex 2, SFX, Efficiency 89 %, warranty 3 years

be quiet! SFX Power 3 configurations

Price for be quiet! SFX Power 3
be quiet! SFX Power 3 BN320from £48.9911 offers
be quiet! SFX Power 3 BN321from £55.997 offers
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