Dark mode
only psusin all categories
only psus
United Kingdom
Catalog   /   Computing   /   Components   /   PSUs   /   Seasonic

Seasonic FOCUS GX FOCUS GX-850 (SSR-850FX)

Photos - PSU Seasonic FOCUS GX FOCUS GX-850
Videos 24Photos 13
from £145.51 up to £216.71 
add to listmy lists
Seasonic FOCUS GX FOCUS GX-850
FOCUSsemi-passive coolingmining80+ Gold10 year warranty
650 W
24+8+8(4+4) pin
850 W
24+8+8(4+4) pin
1000 W
24+8+8(4+4) pin
Main
Power850 W
Form factorATX
Specs
PFCactive
Efficiency90 %
Cooling systemsemi-passive (fan off)
Fan size120 mm
Fan bearinghydrodynamic
Certification80+ Gold
ATX12V version2.3
Power connectors
MB/CPU power supply24+8+8(4+4) pin
SATA10
MOLEX5
PCI-E 8pin (6+2)6
Floppy
Cable systemmodular
Braided wires
Cable length
MB610 mm
CPU650 mm
SATA810 mm
MOLEX690 mm
PCI-E750 mm
Max. power
+3.3V20 А
+5V20 А
+12V170 А
-12V0.3 А
+5Vsb3 А
+12V840 W
+3.3V +5V100 W
-12V3.6 W
+5Vsb15 W
General
Over voltage protection (OVP)
Over power protection (OPP)
Short circuit protection (SCP)
ProtectionUVP, OCP, OTP
Manufacturer's warranty10 years
Dimensions (HxWxD)86x150x140 mm
Official Websiteseasonic.com
Added to E-Catalogoctober 2017
P/N
SSR-850FX

The information in the model description is for reference purposes.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
Catalog Seasonic 2025 - new arrivals, bestsellers, and the most relevant models Seasonic.
How to choose a power supply for a PCBasics of choosing a reliable and balanced power supply for your home, office and gaming computer

Buy Seasonic FOCUS GX FOCUS GX-850

When you make a purchase through links on our site, we may receive a affiliate commission.

Seasonic FOCUS GX-850 Fully Modular PC Power Supply 80PLUS Gold 850 Watt

ATX 12V/ Output 70A 80 PLUS Gold fully modular Fluid Dynamic Fan Bearing /12 cm Fan Hybrid Silent Fan Control
Amazon.co.uk
Delivery: to United Kingdom
Report
£216.71
Buy in shop

Seasonic Seasonic Focus GX-850 ATX 3.1 850W 80 Gold Modular Power Supply - White FOCUS-GX-850-V4-WHITE

Following the well-established legacy of the Seasonic FOCUS Series, the FOCUS GX Series has been upgraded to comply with the ATX 3.1 and PCIe 5.1 standards. It offers a complete range of power supplies from 750W to 1000W, all within a compact 140mm depth. Each unit features a 135mm fan, a 12V-2×6 cable, and our new OptiSink technology. These units... moreare designed to be perfect allies in powering the latest high-power graphics cards and processors available on the market. FOCUS GX ATX 3 at a Glance 80 PLUS Gold Efficiency: Offers high energy efficiency, reducing power consumption and heat. Fully Modular Design: Allows for flexible cable management. Compact Size: Fits comfortably in smaller cases. Premium Hybrid Fan Control: Ensures optimal cooling with a silent mode. ATX 3.1 and PCIe 5.1 Ready: Supports modern GPUs and components. 10-Year Warranty: Provides long-term peace of mind FOCUS GX ATX 3 Specification 80PLUS® Gold Cybenetics Efficiency Level Gold Cybenetics Noise Level Standard++ Form Factor ATX/EPS Fan Size 135 mm Fan Control Digital Hybrid Fan Control Fan Bearing Fluid Dynamic Bearing Fan Life Expectancy 50,000 hours at 40°C, 15% - 65% RH Modularity Fully Modular Cable Type Individual Black Cables with Braided Pattern Operating Temperature 0 - 50 °C MTBF @ 25 °C, excl. fan 100,000 hours AC Input Full Range Protection OCP, OPP, OTP, OVP, SCP, UVP Safety and EMC CB, CCC, CE, cTUVus, EAC, TUV, BSMI, FCC Environmental Compliance Energy Star, ErP Lot 6, REACH, RoHS, WEEE Warranty 10 Years
Overclockers.co.uk
Delivery: to United Kingdom
Report
£149.99
Buy in shop

Seasonic FOCUS-GX-850-V4-WHITE

itsupplies.uk
Delivery: to United Kingdom
Report
£145.51
Buy in shop

Seasonic FOCUS-GX-850-V4-W

Components Power supplies Seasonic. Focus Gx-850w V4 80 Plus Gold 3.1 Modular Power Supply
Tradeinn.com
Delivery: in United Kingdom
Report
£167.99
Buy in shop
Series Seasonic FOCUSCompare using chart →
Seasonic FOCUS GX GX-850
from £145.51 
850 W, 24+8+8(4+4) pin, 6 х 6+2 pin, SATA 10, Molex 5, ATX, modular, Efficiency 90 %, semi-passive СО, mining, certificate 80+ Gold, warranty 10 years
Seasonic FOCUS GM GM-750
from £84.19 
750 W, 24+8 (4+4) pin, 4 х 6+2 pin, SATA 8, Molex 3, ATX, semi-modular, Efficiency 87 %, semi-passive СО, certificate 80+ Gold, warranty 7 years
Seasonic FOCUS GX ATX 3.0 GX-750 3.0
from £109.99 
750 W, 24+8+8(4+4) pin, 2 х 6+2 pin, 1 x 16 pin, SATA 10, Molex 3, ATX, modular, Efficiency 90 %, semi-passive СО, certificate 80+ Gold, warranty 10 years
Seasonic FOCUS GX GX-650
from £114.99 
650 W, 24+8+8(4+4) pin, 4 х 6+2 pin, SATA 8, Molex 3, ATX, modular, Efficiency 90 %, semi-passive СО, certificate 80+ Gold, warranty 10 years
Seasonic FOCUS GX ATX 3.0 GX-850 3.0
from £129.98 
850 W, 24+8+8(4+4) pin, 3 х 6+2 pin, 1 x 16 pin, SATA 10, Molex 3, ATX, modular, Efficiency 90 %, semi-passive СО, certificate 80+ Gold, warranty 10 years
Seasonic FOCUS GX ATX 3.0 GX-1000 3.0
from £160.99 
1000 W, 24+8+8(4+4) pin, 3 х 6+2 pin, 1 x 16 pin, SATA 10, Molex 3, ATX, modular, Efficiency 90 %, semi-passive СО, certificate 80+ Gold, warranty 10 years
Seasonic FOCUS GM GM-650
from £79.99 
650 W, 24+8 (4+4) pin, 4 х 6+2 pin, SATA 6, Molex 3, ATX, semi-modular, Efficiency 87 %, semi-passive СО, certificate 80+ Gold, warranty 7 years
Seasonic FOCUS PX PX-750
from £198.01 
750 W, 24+8+8(4+4) pin, 4 х 6+2 pin, SATA 8, Molex 3, ATX, modular, Efficiency 92 %, semi-passive СО, certificate 80+ Platinum, warranty 10 years
Seasonic FOCUS SGX SGX-650
from £166.68 
650 W, 24+8 (4+4) pin, 2 х 6+2 pin, SATA 6, Molex 3, SFX, modular, Efficiency 90 %, semi-passive СО, certificate 80+ Gold, warranty 10 years
Seasonic FOCUS GM GM-850
from £98.08 
850 W, 24+8 (4+4) pin, 6 х 6+2 pin, SATA 8, Molex 3, ATX, semi-modular, Efficiency 87 %, semi-passive СО, mining, certificate 80+ Gold, warranty 7 years
Seasonic FOCUS PX PX-650
from £183.57 
650 W, 24+8+8(4+4) pin, 4 х 6+2 pin, SATA 8, Molex 3, ATX, modular, Efficiency 92 %, semi-passive СО, certificate 80+ Platinum, warranty 10 years
Seasonic FOCUS PX PX-850
from £238.54 
850 W, 24+8+8(4+4) pin, 6 х 6+2 pin, SATA 10, Molex 5, ATX, modular, Efficiency 92 %, semi-passive СО, mining, certificate 80+ Platinum, warranty 10 years
Seasonic FOCUS GX GX-1000
from £244.40 
1000 W, 24+8+8(4+4) pin, 6 х 6+2 pin, SATA 10, Molex 5, ATX, modular, Efficiency 92 %, semi-passive СО, mining, certificate 80+ Gold, warranty 10 years

Seasonic FOCUS GX configurations

Price for Seasonic FOCUS GX
Seasonic FOCUS GX FOCUS GX-650from £114.993 offers
Seasonic FOCUS GX FOCUS GX-850from £145.514 offers
Seasonic FOCUS GX FOCUS GX-1000from £244.401 offer
Video reviews
Seasonic Focus GX-1000 V4 ATX v3.1 PSU Review
14 October 20246 775 view
TEST COMPLETO - SEASONIC FOCUS GX-1000 ATX3!
1 October 20242 305 view
Seasonic Focus GX-850 UNBOXING
2 December 2023463 view
Seasonic FOCUS v4 GX-1000 White Unboxing
18 July 2024681 view
Unboxing and installing the heart of our system - the powerful 1000W FOCUS GX power supply unit.
28 October 202439 029 view
Unboxing Seasonic Focus Plus 850 Gold SSR 850FX
6 August 20201 859 view
Seasonic Focus GX-850 Power Supply Unboxing
12 January 2022785 view
Seasonic Focus GX-850W 80+ Gold Quick Review | +12v rail testing and Comparing
25 April 20211 612 view
unboxing Seasonic Focus GX 650W 80 PLUS Gold Full Modular
27 September 2022468 view
Seasonic Focus Plus Gold 850W Power Supply Unboxing, Overview and Testing
23 February 20201 838 view
Seasonic Focus Plus Gold 650W Power Supply Unboxing Experience Review
4 July 20181 939 view
Seasonic Focus GX-750 GOLD Unboxing 4k
15 May 2021875 view
Power Supply Unboxing: SeaSonic FOCUS Plus Gold 650W
14 March 2018959 view
Seasonic Focus GX-850 - unboxing and mounting Power Suply unit for RTX 3060, RTX 3080
10 April 202228 605 view
Seasonic FOCUS GX-850 Unboxing
18 February 202111 340 view
Seasonic Focus GX 750 Unboxing | Seasonic Power Supply
6 September 2020175 view
Seasonic Focus GX Review - Quiet, Modular, and Gold- Unboxing and Review
19 November 202114 992 view
Seasonic Focus GX-550 Power Supply - Unboxing
20 February 20222 459 view
Seasonic Focus GX-750 80+ Gold Full-Modular PSU (Unboxing)
26 October 20202 826 view
✅Seasonic FOCUS Plus GOLD - 650 Watt 80+ Power Supply - Review
28 November 201721 354 view
Seasonic Focus GX-550 power supply - product tour and unboxing
3 January 20213 704 view
UNboxing Seasonic Focus GX 650w
26 September 20202 604 view
Seasonic Focus GX 850W PSU Unboxing
20 March 202011 310 view
Seasonic Focus Plus Gold 550W 80 Plus Gold PSU Unboxing
30 July 20195 511 view
We recommendCompare using chart →
be quiet! Straight Power 11 BN285
from £148.42 
1000 W, 24+8+8(4+4) pin, 6 х 6+2 pin, SATA 11, Molex 4, ATX, modular, Efficiency 93 %, mining, certificate 80+ Gold, warranty 5 years
Gigabyte Aorus Elite GP-AE1000PM PG5 ICE
from £166.19 
1000 W, 24+8+8(4+4) pin, 6 х 6+2 pin, 1 x 16 pin, SATA 8, Molex 4, ATX, modular, Efficiency 92 %, semi-passive СО, mining, certificate 80+ Platinum, warranty 10 years
MSI MPG PCIE5 A1000G PCIE5
from £149.98 
1000 W, 24+8+8(4+4) pin, 6 х 6+2 pin, 1 x 16 pin, SATA 12, Molex 4, ATX, modular, Efficiency 90 %, semi-passive СО, mining, certificate 80+ Gold
Thermaltake Toughpower GF1 GF1 850W
from £175.02 
850 W, 24+8+8(4+4) pin, 6 х 6+2 pin, SATA 12, Molex 4, ATX, modular, Efficiency 90 %, semi-passive СО, mining, certificate 80+ Gold
Chieftec Proton BDF-850C
from £176.40 
850 W, 24+8+8(4+4) pin, 6 х 6+2 pin, SATA 9, Molex 3, ATX, modular, Efficiency 85 %, mining, warranty 2 years
SilverStone Cybenetics Gold DA1000R-GM
from £173.99 
1000 W, 24+8+8(4+4) pin, 6 х 6+2 pin, 1 x 16 pin, SATA 12, Molex 3, ATX, modular, Efficiency 89 %, semi-passive СО, mining, certificate 80+ Gold
Thermaltake Toughpower PF1 PF1 850W
from £158.32 
850 W, 24+8+8(4+4) pin, 6 х 6+2 pin, SATA 12, Molex 4, ATX, modular, Efficiency 92 %, semi-passive СО, mining, certificate 80+ Platinum, warranty 10 years
Thermaltake Toughpower GF1 ARGB GF1 ARGB 850W
from £182.33 
850 W, 24+8+8(4+4) pin, 6 х 6+2 pin, SATA 12, Molex 4, ATX, modular, Efficiency 90 %, semi-passive СО, backlight, mining, certificate 80+ Gold
Corsair RMx SHIFT CP-9020253-EU
from £174.95 
1000 W, 24+8+8(4+4) pin, 7 х 6+2 pin, 1 x 16 pin, SATA 16, Molex 8, ATX, modular, Efficiency 90 %, semi-passive СО, mining, certificate 80+ Gold, warranty 10 years
Chieftec PowerUp GPX-850FC
from £186.13 
850 W, 24+8+8(4+4) pin, 6 х 6+2 pin, SATA 9, Molex 3, ATX, modular, Efficiency 90 %, mining, certificate 80+ Gold, warranty 5 years
Corsair HX Series CP-9020138-EU
from £187.59 
850 W, 24+8+8(4+4) pin, 6 х 6+2 pin, SATA 8, Molex 6, ATX, modular, Efficiency 94 %, semi-passive СО, mining, certificate 80+ Platinum, warranty 10 years
Seasonic PRIME GX GX-850
from £129.98 
850 W, 24+8+8(4+4) pin, 6 х 6+2 pin, SATA 10, Molex 5, ATX, modular, Efficiency 90 %, semi-passive СО, mining, certificate 80+ Gold, warranty 12 years
Filters
Models
Seasonic FOCUS GX often compared
Seasonic PRIME GX
Seasonic FOCUS GX
[FOCUS GX-850]
vs
Seasonic PRIME GX
[PRIME GX-850]
Seasonic PRIME GX
Seasonic FOCUS GX
[FOCUS GX-850]
vs
Seasonic PRIME GX
[PRIME GX-1000]
Super Flower Leadex II Gold
Seasonic FOCUS GX
[FOCUS GX-850]
vs
Super Flower Leadex II Gold
[SF-850F14EG]
Chieftec Power Smart
Seasonic FOCUS GX
[FOCUS GX-850]
vs
Chieftec Power Smart
[GPS-1000C]
Gamemax RGB Smart
Seasonic FOCUS GX
[FOCUS GX-850]
vs
Gamemax RGB Smart
[RGB-850]
Seasonic M12 II
Seasonic FOCUS GX
[FOCUS GX-850]
vs
Seasonic M12 II
[M12II-850]
Seasonic X-series
Seasonic FOCUS GX
[FOCUS GX-850]
vs
Seasonic X-series
[SS-850KM]
Corsair RMi Series
Seasonic FOCUS GX
[FOCUS GX-850]
vs
Corsair RMi Series
[CP-9020083-EU]
Corsair RMx Series
Seasonic FOCUS GX
[FOCUS GX-850]
vs
Corsair RMx Series
[CP-9020180-EU]
Seasonic FOCUS PX
Seasonic FOCUS GX
[FOCUS GX-850]
vs
Seasonic FOCUS PX
[FOCUS PX-850]
Seasonic Vertex GX
Seasonic FOCUS GX
[FOCUS GX-850]
vs
Seasonic Vertex GX
[Vertex GX-850]
Catalog
  /  
PSUs
  /  
Seasonic
  /  
PSU Seasonic FOCUS GX-850
E-Catalog — catalog of descriptions and prices for household and computer equipment, electronics, goods for home and office. We know where to find buy psus Seasonic FOCUS GX-850 at the best price in online stores. Reprinting of any materials is only permitted with the written consent of the editorial office.
About us
Other countries
Did you find an error on this page? Highlight it and click Ctrl+Enter.
Or use the "Report an error in the description" feature under the table with the specifications of the specific model.
Your Region
  • United Kingdom, en
  • United Kingdom
ID
© E-Catalog, 2001—2025
Dark mode