GIGABYTE · Power Supply Unit

GIGABYTE P550SS power supply unit price in United Kingdom

Model P550SSMPN GP-P550SS EUMPN GP-P550SSMPN GP-P550SS UKEAN 4719331554187EAN 810162141219

ColourBlack
Total power550 W
Motherboard power connector20+4 pin ATX
PurposePC

Lowest price incl. delivery

£47.42

at PCHUB.UKFree deliveryIn stock

2 stores
Range £47.42 – £47.42
2 in stock
1 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

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

Lowest price£47.42at 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, 05:40 UTC

PCHUB.UKLowest priceGIGABYTE P550SS power supply unit 550 W 20+4 pin ATX ATX Black In stockFree shipping
£47.42incl. free shipping
Go to store : PCHUB.UK (opens in a new tab)
PcNova.co.ukGIGABYTE P550SS power supply unit 550 W 20+4 pin ATX ATX Black In stockShipping not stated
£47.42item 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£47.42

Go to store

Product details

Identification

Brand: GIGABYTE
Product: P550SS power supply unit
Full name: GIGABYTE P550SS power supply unit 550 W 20+4 pin ATX ATX Black
Manufacturer part number: GP-P550SS EU, GP-P550SS, GP-P550SS UK
EAN / UPC: 4719331554187, 810162141219, 4719331555559, 4719331557010, 4719331554200
Category: Power Supply Unit

50 specifications from the manufacturer's data sheet

Power

Total power	550 W
AC input voltage	155-240 V
AC input frequency	50/60 Hz
Input current	6.3 A
Power factor	0.9
Power Factor Correction (PFC) type	Active
Combined power (+3.3V)	100 W
Combined power (+12V)	549.6 W
Combined power (+5V)	200 W
Combined power (-12V)	3.6 W
Combined power (+5Vsb)	15 W
Max output current (+3.3V)	20 A
Max output current (+12V)	45.8 A
Max output current (+5V)	20 A
Max output current (-12V)	0.3 A
Max output current (+5Vsb)	3 A
Efficiency	90%
Hold time	16 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	5
SATA power cable length	500 mm
Peripheral (Molex) power connectors (4-pin)	3
Peripheral (Molex) power cable length	500 mm
PCI Express power connectors (6+2 pin)	2
PCI Express power cable length	50 cm
CPU power connector (4+4 pin)	Yes
CPU power cable length	60 cm
ATX power connector (20+4 pin)	Yes
Floppy disk drive connector	Yes
Floppy drive power connector	1
PCI Express connector	Yes
Cabling type	Non-Modular

Performance

Purpose	PC
Power supply unit (PSU) form factor	ATX
80 PLUS certification	80 PLUS Bronze
ATX version	3.0
Bearing technology	HDB
Mean time between failures (MTBF)	100000 h