Small Form Factor

SF Series SF850 Fully Modular 80 PLUS Platinum SFX Power Supply

Outfit your next SFF PC with a CORSAIR SF Series 80 PLUS Platinum SFX Power Supply for compact, ATX 3.1 compliant, fully modular Platinum power.

Includes
  • 80 PLUS Platinum rated efficiency
  • ATX 3.1 compliant, supporting PCIe 5.1
  • Fully modular, Type-5 Micro-Fit PSU connectors
  • 92mm PWM cooling fan with Zero RPM mode
$199.99USDCurrent price: $199.99
SKU: CP-9020256-NA

SF PLATINUM SERIES

PLATINUM POWER FOR SFF BUILDS

SMALL AND MIGHTY

Don't let the size fool you – this SFX power supply packs 80 PLUS Platinum-rated power, perfect for the most power-dense small form-factor PCs.
50°C CONTINUOUS OPERATING TEMPERATURE
Ensures reliable power for your SFF PC, even under high-stress conditions.
105°C-RATED CAPACITORS
Built with 100% Industrial-grade, 105°C-rated Japanese electrolytic capacitors for unwavering power and reliability.

ATX 3.1 CERTIFIED

The ATX 3.1 standard demands a high level of reliability and power efficiency. While many CORSAIR PSUs meet these requirements, SF Series PSUs are formally certified for ATX 3.1 compliance.

PCIe 5.1 12V-2x6 GPU cable included for use with modern graphics cards such as the NVIDIA® GeForce RTX™ 40 Series. 

QUIET OPERATION WITH ZERO RPM MODE

A fluid dynamic bearing cooling fan keeps noise to a minimum, with Zero RPM mode to eliminate fan noise completely at low to medium loads.

CORSAIR LOW NOISE, and ZERO RPM LOGO

FULLY MODULAR TYPE 5 MICRO-FIT CONNECTORS

Connect only what you need, with flexible cabling to take up less space for tidy cable management in small cases.
CORSAIR 7-YEAR WARRANTY BADGE

SEVEN-YEAR WARRANTY

WORLD-CLASS SUPPORT

Our award-winning service means you can enjoy your gear worry-free.

SF850 POWER TABLE

MODEL RPS0175
Part No. 75-005385
AC Input Rating
AC Input 100–240V
Input Current 10A-5A
Frequency 47~63Hz
  Max Load Max Output
+3.3V 20A 130W
+5V 20A
+12V 70.8A 850W
+5VSB 3A 15W
TOTAL POWER 850W

SF850 CABLE LISTING

QTY Cable Connectors
per cable
Total
connectors
Connector
spacing
Total
length
Cable Type
1

Modular ATX Cable (24-pin)

CORSAIR Modular ATX Cable (24-pin) cable illustration
1 1 - 300mm
(± 10mm)
Individually
Sleeved
2

EPS / ATX 12V 8-pin (4+4)

CORSAIR EPS / ATX 12V 8-pin (4+4) cable illustration
1 2 - 400mm
(± 10mm)
Individually
Sleeved
3

PCIe 8-pin (6+2)

CORSAIR PCIe 8-pin (6+2) cable illustration
1 3 - 400mm
(± 10mm)
Individually
Sleeved
1

12VHPWR (12+4) pin

CORSAIR 12VHPWR (12+4) pin cable illustration
1 1 - 400mm
(± 10mm)
Individually
Sleeved
1

SATA (4 Straight SATA)

CORSAIR SATA (4 SATA) cable illustration
4 4 100mm,
115mm,
115mm,
115mm
445mm
(± 10mm)
Individually
Sleeved
1

SATA (4 Right SATA)

CORSAIR SATA (4 SATA) cable illustration
4 4 100mm,
115mm,
115mm,
115mm
445mm
(± 10mm)
Individually
Sleeved
1

PATA (3 PATA)

CORSAIR PATA (4-pin) cable illustration
3 3 100mm,
115mm,
115mm
330mm
(± 10mm)
Individually
Sleeved