be quiet! BN321 Sfx Power 3 450W Power Supply BN321

SFX Power 3 450W, the compact PSU from be quiet! that gives you more for your mini or media PC. It provides 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.

Design



Cooling type



Active


Fan diameter



8 cm


Number of fans



1 fan(s)


On/off switch



Yes


Product colour



Black


Logistics data



Harmonized System (HS) code



84733020


Products per shipping (inner) case



6 pc(s)


Shipping (inner) case gross weight



8.19 kg


Shipping (inner) case height



23.3 cm


Shipping (inner) case length



45.7 cm


Shipping (inner) case width



26.5 cm


Package dimensions



Depth (package,cm)



7.5 cm


Gross Weight (Package, kg)



1.64 kg


Height (package,cm)



20.7 cm


Width (package,cm)



19.7 cm


Performance



80 PLUS certification



80 PLUS Bronze


ATX version



3.42


Bearing technology



Rifle


EPS version



2.92


Mean time between failures (MTBF)



100000 Hour


Noise level



33.8 dB


Power supply unit (PSU) form factor



SFX


Purpose



PC


Safety



CE, CB, T�V, CU


Ports & interfaces



Cabling type



Non-Modular


EPS power connector (4+4 pin)



Yes


Floppy disk drive cable length



60 cm


Floppy drive power connector



1


Motherboard power cable length



35 cm


Motherboard power connector



20+4 pin ATX


Number of SATA power connectors



3


PCI Express power cable length



55 cm


PCI Express power connectors (6+2 pin)



2


Peripheral (Molex) power cable length



300, 450


Peripheral (Molex) power connectors (4-pin)



2


SATA power cable length



300, 450, 600


Power



AC input frequency



50 - 60 Hz


AC input voltage



100 - 240 V


Combined power (+12V)



450 Watt


Combined power (+3.3V)



85 Watt


Combined power (+5V)



85 Watt


Efficiency



85.9 %


Hold time



21 Millisecond


Input current



6/2.5 A


Max output current (+12V1)



37.5 A


Max output current (+3.3V)



16 A


Max output current (+5V)



16 A


Max output current (+5Vsb)



2.5 A


Max output current (-12V)



0.3 A


Maximum input current (@110V)



6 A


Maximum input current (@220V)



2.5 A


Peak power



500 Watt


Power factor



0.98


Power Factor Correction (PFC) type



Active


Power protection features



Over current, Over power, Over voltage, Short circuit, Under voltage


Total power



450 Watt


Product dimensions



Net Weight (Product, kg)



1.26 kg


Product Depth



10 cm


Product Height



6.4 cm


Product Width



12.5 cm


Technical details



Sustainability certificates



ENERGY STAR, ErP, RoHS, WEEE


Sustainability compliance



Yes


Vendor information



Brand Name


be quiet!


Warranty



1 Year(s)