Dark mode
only psusin all categories
only psus
United Kingdom
Catalog   /   Computing   /   Components   /   PSUs   /   be quiet!

be quiet! TFX Power 3 BN323

Photos - PSU be quiet! TFX Power 3 BN323
Videos 2Photos 4
from £59.99 up to £69.88 
add to listmy lists
be quiet! TFX Power 3 BN323
2021TFX (for mini and media PC)80+ Gold
80+ Bronze
80+ Gold
Main
Power300 W
Form factorTFX
Specs
PFCactive
Efficiency92 %
Cooling system1 fan
Fan size80 mm
Fan bearingsliding
Certification80+ Gold
ATX12V version2.52
EPS12V version2.92
Power connectors
MB/CPU power supply24+4 pin
SATA3
MOLEX2
PCI-E 8pin (6+2)2
Floppy
Cable systemnon-modular
Cable length
MB350 mm
CPU350 mm
SATA300 mm
MOLEX300 mm
PCI-E700 mm
Max. power
+3.3V18 А
+5V18 А
+12V113 А
+12V213 А
-12V0.3 А
+5Vsb3 А
+12V288 W
+3.3V +5V103 W
General
Over voltage protection (OVP)
Over power protection (OPP)
Short circuit protection (SCP)
ProtectionSIP, OTP, UVP, OCP
Noise level22 dB
Manufacturer's warranty3 years
Dimensions (HxWxD)85x65x175 mm
Weight1.1 kg
Added to E-Catalogdecember 2021
The information in the model description is for reference purposes.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
Catalog be quiet! 2025 - new arrivals, bestsellers, and the most relevant 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

Buy be quiet! TFX Power 3 BN323

All prices 6 →
When you make a purchase through links on our site, we may receive a affiliate commission.

be quiet TFX Power 3 300W 80 PLUS Gold efficiency power supply TFX BN323

80 PLUS Gold efficiency (up to 91.7%) for lower power consumption Strong dual 12V-rails for high stability and PCIe graphics... morecard support 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
Amazon.co.uk
Delivery: to United Kingdom
Report
£69.88
Buy in shop

be quiet! TFX POWER 3 300W Gold power supply unit 20+4 pin ATX Black BN323

CoolingFan diameter8 cmNumber of fans1 fan(s)Cooling typeActiveDesign80 PLUS certification80 PLUS GoldSafetyCE, CB, TÜV, CUPr... moreoduct colourBlackFan diameter8 cmNumber of fans1 fan(s)Cooling typeActivePowerTotal power300 WMaximum input current (@220V)2 APeak power350 WAC input voltage100 - 240 VAC input frequency50 - 60 HzInput current4/2 APower factor0.98Power Factor Correction (PFC) typeActiveMaximum input current (@110V)4 ACombined power (+3.3V)103 WCombined power (+12V)288 WCombined power (+5V)
ComputersDeal.com
Delivery: in United Kingdom
Report
£65.47
Buy in shop

be quiet! TFX POWER 3 300W Gold power supply unit 20+4 pin ATX Black BN323

TFX Power 3 300W Gold: the upgraded be quiet! high-efficiency PSU for mini and media PCs with 80 PLUS® Gold certi... morefication 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 - Two 6+2pin PCIe connectors 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 - Three-year manufacturer’s warranty - Product conception design and quality control in Germany 80 PLUS® Gold Certification Very high operating efficiency TFX Power 3 300W Gold is certified 80 PLUS Gold with an efficiency rating of up to 91.7%. With this outstanding energy efficiency the TFX Power 3 300W Gold ensures low power consumption and by that lower costs alike.         Strong Dual 12V Rail For a stable operation The dual 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 Gold 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 Gold meets the latest safety requirements it defends the PC system against overcurrents over- and undervoltage short circuit overloads and comparable failures.    
Quzo.co.uk
Delivery: to United Kingdom
Report
£66.27
Buy in shop

be quiet! TFX Power 3 300W Gold Wired Power Supply - BN323 BN323

TFX Power 3 300W Gold, the advanced be quiet! compact PSU gives you more for your mini or media PC. It supports the latest st... moreandards 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.
Awd-it.co.uk
Delivery: to United Kingdom
Report
£64.99
Buy in shop

be quiet! TFX POWER 3 300W Gold power supply unit 20+4 pin ATX Black BN323

CoolingFan diameter8 cmNumber of fans1 fan(s)Cooling typeActiveDesign80 PLUS certification80 PLUS GoldSafetyCE, CB, TÜV, CUPr... moreoduct colourBlackFan diameter8 cmNumber of fans1 fan(s)Cooling typeActivePowerTotal power300 WMaximum input current (@220V)2 APeak power350 WAC input voltage100 - 240 VAC input frequency50 - 60 HzInput current4/2 APower factor0.98Power Factor Correction (PFC) typeActiveMaximum input current (@110V)4 ACombined power (+3.3V)103 WCombined power (+12V)288 WCombined power (+5V)
itsupplies.uk
Delivery: to United Kingdom
Report
£65.47
Buy in shop

be quiet! be quiet! TFX 3 300W Gold Power Supply BN323

COMPACT AND SILENT ENERGYTFX Power 3 300W Gold, the advanced, high-efficiency be quiet! compact PSU gives you more for your m... moreini 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 consumptionStrong dual 12V-rails for high stability and PCIe graphics card supportTwo 6+2pin PCIe connectors for powerful GPUs300W of continuous powerHigh-quality temperature-controlled 80mm fan for low-noise operation of max. 21.7dB(A)Sleeved or flat black cables up to 60cm longMeets the latest safety and efficiency requirementsModern safety protections reliably defend against numerous failuresStandby draw less than 0.17 wattsThree-year manufacturer’s warrantyProduct conception, design and quality control in GermanyGeneral dataModelTFX Power 3 300W GoldContinuous power (W)300Peak power (W)350Form factor ATX 12VTFX12V V2.52Form factor EPS 12VVersion 2.92Modular cable management-Topology-Wire-free design (DC-side)-Voltage (Vac)100 - 240Frequency (Hz)50 - 60Input current (A)4A / 2APFCactivePower factor at 100% load>0.98Compliant to Intel C6/C7YesPower consumption in standby (W)
Overclockers.co.uk
Delivery: to United Kingdom
Report
£59.99
Buy in shop
Series be quiet! TFX (for mini and media PC)Compare using chart →
be quiet! TFX Power 3 BN323
from £59.99 
300 W, 24+4 pin, 2 х 6+2 pin, SATA 3, Molex 2, TFX, Efficiency 92 %, certificate 80+ Gold, warranty 3 years
be quiet! TFX Power 3 BN322
from £49.99 
300 W, 24+4 pin, 1 х 6+2 pin, SATA 3, Molex 2, TFX, Efficiency 88 %, warranty 3 years
Video reviews
be quiet! TFX Power 2 300w 80plus Gold PSU {Unboxing & Overview}
26 March 20146 271 view
Unboxing Be quiet! TFX POWER 2 300W Bronze BN228
2 October 20182 880 view
We recommend
be quiet! Pure Power 9 Modular BN266
from £61.88 
400 W, 24+4 pin, 2 х 6+2 pin, SATA 5, Molex 2, ATX, semi-modular, Efficiency 91 %, certificate 80+ Silver, warranty 3 years
Gigabyte PG-Series
from £51.49 
650 W, ATX, 24+8+8(4+4) pin, 4 х 6+2 pin, SATA 6, Molex (IDE) 3
Cooler Master GX II
from £87.99 
750 / 850 W, ATX, modular, 24+8+8(4+4) pin, 4 х 6+2 pin, 1 x 16 pin, SATA 6, Molex (IDE) 2
Gamemax GP Series
from £35.99 
400 - 850 W, ATX, 24+8 (4+4) pin, 1 - 4 х 6+2 pin, SATA 3 - 7, Molex (IDE) 2 / 3
be quiet! Straight Power 11
from £120.12 
450 - 1000 W, ATX, modular, 24+8 (4+4) / 24+8+8(4+4) pin, 2 - 6 х 6+2 pin, SATA 8 - 11, Molex (IDE) 3 / 4
NZXT C Series Gold PCIE5
from £143.14 
1200 W, ATX, modular, 24+8+8(4+4) pin, 2 х 6+2 pin, 1 x 16 pin, SATA 8, Molex (IDE) 4
be quiet! Straight Power 12
from £127.13 
750 - 1500 W, ATX, modular, 24+8+8(4+4) pin, 4 х 6+2 pin, 1 / 2 x 16 pin, SATA 9, Molex (IDE) 2
MSI MPG PCIE5
from £120.68 
850 / 1000 W, ATX, modular, 24+8+8(4+4) pin, 6 х 6+2 pin, 1 x 16 pin, SATA 8 / 12, Molex (IDE) 4
Deepcool PN-M
from £83.12 
650 - 850 W, ATX, modular, 24+8+8(4+4) pin, 3 х 6+2 pin, 1 x 16 pin, SATA 8, Molex (IDE) 2
Seasonic Vertex GX
from £129.95 
750 - 1200 W, ATX, modular, 24+8+8(4+4) pin, 2 / 3 х 6+2 pin, 1 x 16 pin, SATA 14 / 18, Molex (IDE) 3
be quiet! System Power 10
from £42.98 
450 - 850 W, ATX, 24+8 (4+4) / 24+8+4 / 24+8+8(4+4) pin, 2 / 4 х 6+2 pin, SATA 6, Molex (IDE) 1
Cooler Master MWE Gold V2 FM
from £71.62 
550 - 1250 W, ATX, modular, 24+8+8(4+4) pin, 2 - 8 х 6+2 pin, SATA 8 / 12, Molex (IDE) 4
Catalog
  /  
PSUs
  /  
be quiet!
  /  
PSU be quiet! BN323
E-Catalog — catalog of descriptions and prices for household and computer equipment, electronics, goods for home and office. We know where to find buy psus be quiet! BN323 at the best price in online stores. Reprinting of any materials is only permitted with the written consent of the editorial office.
About us
Other countries
Did you find an error on this page? Highlight it and click Ctrl+Enter.
Or use the "Report an error in the description" feature under the table with the specifications of the specific model.
Your Region
  • United Kingdom, en
  • United Kingdom
ID
© E-Catalog, 2001—2025
Dark mode