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Corsair SF850 power supply unit 850 W 24-pin ATX ATX Black

Corsair SF850, 850 W, 100 - 240 V, 47 - 63 Hz, 5 - 10 A, 130 W, 850 W

Best offerPrice trend

£142

-21%
Price trend
Detailed analysis ›
Price history of Corsair SF850 power supply unit 850 W 24-pin ATX ATX Black over the last 3 months
DatePrice
7 July 2026£180
11 July 2026£163
16 July 2026£164
17 July 2026£164
24 July 2026£161
30 July 2026£159
4 August 2026£161
17 August 2026£158
24 August 2026£156
1 September 2026£155
7 September 2026£156
19 September 2026£183
26 September 2026£141
30 September 2026£142
1 October 2026£142

Compare Corsair SF850 power supply unit 850 W 24-pin ATX ATX Black prices UK

Product Information

Corsair SF850. Total power: 850 W, AC input voltage: 100 - 240 V, AC input frequency: 47 - 63 Hz. Motherboard power connector: 24-pin ATX, Motherboard power cable length: 30 cm, SATA power cable length: 455 mm. Purpose: PC, Power supply unit (PSU) form factor: ATX, 80 PLUS certification: 80 PLUS Platinum. Product colour: Black, Cooling type: Active, Fan diameter: 9.2 cm. Cables included: AC

Power Supply Units Corsair

Product

Name
Corsair SF850 power supply unit 850 W 24-pin ATX ATX Black
Brand
Corsair

Power

Total power
850 W
AC input voltage
100 - 240 V
AC input frequency
47 - 63 Hz
Input current
5 - 10 A
Combined power (+3.3V)
130 W
Combined power (+12V)
850 W
Combined power (+5V)
130 W
Combined power (+5Vsb)
15 W
Max output current (+3.3V)
20 A
Max output current (+12V)
70.8 A
Max output current (+5V)
20 A
Max output current (+5Vsb)
3 A
Power protection features
Over current, Over power, Over voltage, Overheating, Short circuit

Weight & dimensions

Width
125 mm
Depth
100 mm
Height
63.5 mm
Weight
2.3 kg

Ports & interfaces

Motherboard power connector
24-pin ATX
Motherboard power cable length
30 cm
Number of SATA power connectors
3
Number of PATA power connectors
1
SATA power cable length
455 mm
EPS power connector (4+4 pin)
Yes
PCI Express power connectors (6+2 pin)
3
PCI Express power cable length
75 cm
ATX power connector (12+4 pin)
Yes
PCI Express connector
Yes
Cabling type
Fully-Modular

Packaging data

Package type
Box

Performance

Purpose
PC
Power supply unit (PSU) form factor
ATX
80 PLUS certification
80 PLUS Platinum
ATX version
3.1
Silent mode
Yes
Bearing technology
FDB
Mean time between failures (MTBF)
100000 h

Design

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

Packaging content

Cables included
AC

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