be quiet! · Power Supply Unit

be quiet! DARK POWER 12 750W price in United Kingdom

MPN BN314EAN 4260052188002

Noise19.6 dB
Weight1.96 kg
ColourBlack
Total power750 W

Lowest price incl. delivery

£215.94

at PCHUB.UKFree deliveryIn stock

2 stores
Range £215.94 – £215.94
2 in stock
1 with free delivery
Checked 6 Oct 2026, 17:41 UTC

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Full specifications and side-by-side comparison

Prices in United Kingdom

2 stores · prices in GBP · updated 6 Oct 2026, 17:41 UTC

Lowest price£215.94at PCHUB.UK · free shippingGo to PCHUB.UK

Price range across 2 offers

Every store asks the same price.

2 of 2 stores in stock
1 with free shipping
Checked 6 Oct 2026, 17:41 UTC

PCHUB.UKLowest pricebe quiet! DARK POWER 12 750W power supply unit 20+4 pin ATX ATX Black In stockFree shipping
£215.94incl. free shipping
Go to store : PCHUB.UK (opens in a new tab)
PcNova.co.ukbe quiet! DARK POWER 12 750W power supply unit 20+4 pin ATX ATX Black In stockShipping not stated
£215.94item price, shipping extra
Go to store : PcNova.co.uk (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, 17:41 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 · PCHUB.UK£215.94

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Product details

Identification

Brand: be quiet!
Product: DARK POWER 12 750W
Full name: be quiet! DARK POWER 12 750W power supply unit 20+4 pin ATX ATX Black
Manufacturer part number: BN314
EAN / UPC: 4260052188002
Category: Power Supply Unit

76 specifications from the manufacturer's data sheet

Power

Total power	750 W
Peak power	850 W
AC input voltage	100 - 240 V
AC input frequency	50 - 60 Hz
Input current	9 - 4.5 A
Maximum input current (@110V)	9 A
Maximum input current (@220V)	4.5 A
Power factor	0.97
Power Factor Correction (PFC) type	Active
Combined power (+3.3V)	110 W
Combined power (+12V)	744 W
Combined power (+5V)	110 W
Combined power (-12V)	6 W
Combined power (+5Vsb)	15 W
Max output current (+3.3V)	22 A
Max output current (+12V)	62 A
Max output current (+12V1)	25 A
Max output current (+12V2)	25 A
Max output current (+12V3)	30 A
Max output current (+12V4)	30 A
Max output current (+5V)	22 A
Max output current (-12V)	0.5 A
Max output current (+5Vsb)	3 A
Efficiency	93.8%
Hold time	20.2 ms
Power protection features	Over current, Over power, Over voltage, Overheating, Short circuit, Under voltage

Ports & interfaces

Motherboard power connector	20+4 pin ATX
Motherboard power cable length	60 cm
Number of SATA power connectors	12
SATA power cable length	600,750,900,1050 mm
Peripheral (Molex) power connectors (4-pin)	5
Peripheral (Molex) power cable length	1050,600,750,900 mm
EPS power connector (8-pin)	Yes
EPS power connector (4+4 pin)	Yes
PCI Express power connectors (6+2 pin)	6
PCI Express power cable length	60 cm
ATX power connector (20+4 pin)	Yes
Floppy disk drive cable length	120 cm
Floppy disk drive connector	Yes
PCI Express connector	Yes
Cabling type	Fully-Modular

Performance

Purpose	PC
Power supply unit (PSU) form factor	ATX
80 PLUS certification	80 PLUS Titanium
ATX version	2.52
EPS version	2.92
Noise level	19.6 dB
Bearing technology	FDB
Mean time between failures (MTBF)	200000 h

Design

Product colour	Black
Cooling type	Active
Fan diameter	13.5 cm
Number of fans	1 fan(s)
On/off switch	Yes

Operational conditions

Operating temperature (T-T)	0 - 40 °C

Packaging content

Cables included	CPU, DC, PCIe, Peripheral (Molex), SATA

Certificates

Compliance certificates	RoHS
Certification	WEEE

Safety regulation & standards

Safety	CE, CB, TÜV, FCC, cTUVus, RCM, BSMI, CU, CCC

Weight & dimensions

Width	150 mm
Depth	175 mm
Height	86 mm
Weight	1.96 kg

Packaging data

Package width	350 mm
Package depth	270 mm
Package height	120 mm
Package weight	4.18 kg
Package type	Box

Technical details

Sustainability certificates	ENERGY STAR, ErP
Sustainability compliance	Yes

Logistics data

Products per shipping (inner) case	4 pc(s)
Shipping (inner) case gross weight	18.1 kg
Shipping (inner) case height	36.8 cm
Shipping (inner) case length	50.4 cm
Shipping (inner) case width	30.5 cm
Harmonized System (HS) code	84733020