be quiet! · Power Supply Unit

be quiet! BN337 power supply unit price in United Kingdom

Model BN337MPN BN337EAN 4260052189429

Noise22.1 dB
Weight1.81 kg
ColourBlack
Total power850 W

Lowest price incl. delivery

£125.60

at PCHUB.UKFree deliveryIn stock

3 stores
Range £125.60 – £146.99
Save up to £21.39 vs. the dearest store
3 in stock
2 with free delivery
Checked 6 Oct 2026, 05:40 UTC

Ad · prices and stock as last reported by the store; the store's checkout is what counts.

Full specifications and side-by-side comparison

Prices in United Kingdom

3 stores · prices in GBP · updated 6 Oct 2026, 05:40 UTC

Lowest price£125.60at PCHUB.UK · free shippingGo to PCHUB.UK

Price range across 3 offers

Save up to £21.39 (15%) by choosing the cheapest store

3 of 3 stores in stock
2 with free shipping
Checked 6 Oct 2026, 05:40 UTC

PCHUB.UKLowest pricebe quiet! BN337 power supply unit 850 W 20+4 pin ATX ATX Black In stockFree shipping
£125.60incl. free shipping
Go to store : PCHUB.UK (opens in a new tab)
Back to the Officebe quiet! BN337 power supply unit 850 W 20+4 pin ATX ATX Black In stockFree shipping
£146.99incl. free shipping+£21.39 (17%) vs lowest
Go to store : Back to the Office (opens in a new tab)
PcNova.co.ukbe quiet! BN337 power supply unit 850 W 20+4 pin ATX ATX Black In stockShipping not stated
£125.60item 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, 05:40 UTC, and can change at any time. Taxes are included only where the store includes them.

Price history in United Kingdom

Price history is being collected. After 14 days of prices we will show whether today's price is good.

Best price · PCHUB.UK£125.60

Go to store

Product details

Identification

Brand: be quiet!
Product: BN337 power supply unit
Full name: be quiet! BN337 power supply unit 850 W 20+4 pin ATX ATX Black
Manufacturer part number: BN337
EAN / UPC: 4260052189429
Category: Power Supply Unit

69 specifications from the manufacturer's data sheet

Power

Total power	850 W
Peak power	920 W
AC input voltage	100 - 240 V
AC input frequency	50/60 Hz
Input current	10/5 A
Power factor	0.99
Combined power (+3.3V)	150 W
Combined power (+12V)	849.6 W
Combined power (+5V)	150 W
Max output current (+3.3V)	25 A
Max output current (+12V1)	70.8 A
Max output current (+5V)	25 A
Max output current (-12V)	0.5 A
Max output current (+5Vsb)	3 A
Efficiency	92.3%
Hold time	19.2 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 PATA power connectors	2
Number of SATA power connectors	9
SATA power cable length	550,700,850,1000 mm
Peripheral (Molex) power connectors (4-pin)	0
Peripheral (Molex) power cable length	1000,850 mm
EPS power connector (8-pin)	Yes
EPS power connector (4+4 pin)	Yes
PCI Express power connectors (6+2 pin)	4
PCI Express power connectors (16-pin)	1
PCI Express power cable length	60 cm
CPU power cable length	70 cm
PCI Express connector	Yes
Cabling type	Fully-Modular

Performance

Purpose	PC
Power supply unit (PSU) form factor	ATX
80 PLUS certification	80 PLUS Platinum
Supported motherboard form factors	ATX, micro ATX, Mini-ATX
ATX version	3.1
EPS version	2.92
Noise level	22.1 dB
Bearing technology	FDB
Mean time between failures (MTBF)	100000 h

Design

Product colour	Black
Cooling type	Active
Fan diameter	13.5 cm
Number of fans	1 fan(s)
Fan speed	0 - 2100 RPM
Illumination	Yes
On/off switch	Yes

Operational conditions

Operating temperature (T-T)	0 - 40 °C

Packaging content

Cables included	CPU, SATA
Cable tie(s) included	Yes

Certificates

Compliance certificates	RoHS, Federal Communications Commission (FCC), UKCA, WEEE, CE

Weight & dimensions

Width	150 mm
Depth	160 mm
Height	86 mm
Weight	1.81 kg

Packaging data

Package width	248 mm
Package depth	328 mm
Package height	102 mm
Package weight	3.52 kg
Package type	Box

Technical details

Sustainability certificates	Triman, ENERGY STAR, ErP
Sustainability compliance	Yes

Logistics data

Products per shipping (inner) case	6 pc(s)
Shipping (inner) case height	34.6 cm
Shipping (inner) case length	65.1 cm
Shipping (inner) case net weight	22.7 kg
Shipping (inner) case width	28.2 cm
Warranty period	10 year(s)