be quiet! · Power Supply Unit

be quiet! BN212 power supply unit price in United Kingdom

Model BN212MPN BN212EAN 4260052183113

Noise35.8 dB
Weight2.13 kg
ColourBlack
Total power850 W

Lowest price incl. delivery

£138.99

at Back to the OfficeFree deliveryIn stock

1 store
1 in stock
1 with free delivery
Checked 6 Oct 2026, 05:40 UTC

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Full specifications and side-by-side comparison

Prices in United Kingdom

1 store · prices in GBP · updated 6 Oct 2026, 05:40 UTC

Lowest price£138.99at Back to the Office · free shippingGo to Back to the Office

Price range across 1 offer

Every store asks the same price.

1 of 1 stores in stock
1 with free shipping
Checked 6 Oct 2026, 05:40 UTC

Back to the OfficeLowest pricebe quiet! BN212 power supply unit 850 W 20+4 pin ATX ATX Black In stockFree shipping
£138.99incl. free shipping
Go to store : Back to the Office (opens in a new tab)

Ad: we may earn a commission when you buy through these links; it never changes the order, which is by total price only. Prices and stock are shown as each store states them, as of 6 Oct 2026, 05:40 UTC, and can change at any time. Taxes are included only where the store includes them.

Price history in United Kingdom

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Best price · Back to the Office£138.99

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Product details

Identification

Brand: be quiet!
Product: BN212 power supply unit
Full name: be quiet! BN212 power supply unit 850 W 20+4 pin ATX ATX Black
Manufacturer part number: BN212
EAN / UPC: 4260052183113
Category: Power Supply Unit

57 specifications from the manufacturer's data sheet

Power

Total power	850 W
Peak power	900 W
AC input voltage	100 - 240 V
AC input frequency	50 - 60 Hz
Input current	10 A
Maximum input current (@110V)	+12V,+3.3V,+5V,+5Vsb,-12V
Power factor	0.99
Power Factor Correction (PFC) type	Active
Combined power (+3.3V)	160 W
Combined power (+12V)	840 W
Combined power (+5V)	160 W
Combined power (-12V)	3.6 W
Combined power (+5Vsb)	15 W
Max output current (+3.3V)	25 A
Max output current (+12V)	70 A
Max output current (+5V)	25 A
Max output current (-12V)	0.3 A
Max output current (+5Vsb)	3 A
Efficiency	89%
Hold time	22 ms
Power protection features	Over current, Over power, Over voltage, Overheating, Short circuit, Under voltage

Ports & interfaces

Motherboard power connector	20+4 pin ATX
Number of SATA power connectors	9
Peripheral (Molex) power connectors (4-pin)	6
PCI Express power connectors (6+2 pin)	4
CPU power connector (4+4 pin)	Yes
Floppy drive power connector	1
CPU power connectors (8-pin)	1
Cabling type	Fully-Modular

Performance

Purpose	PC
Power supply unit (PSU) form factor	ATX
80 PLUS certification	80 PLUS Bronze
ATX version	2.4
EPS version	2.92
Noise level	35.8 dB
Bearing technology	FDB
Mean time between failures (MTBF)	100000 h