- ample performance
 - Modern and sophisticated technology (ATX 3.0)
 - Very high efficiency
 - top processing quality
 - quality components
 - Soldering quality
 
Seasonic PC power supplies from the Vertex series offer true performance in the Platinum and Gold efficiency classes, with all the optimal features one can expect from a Seasonic power supply. Full modularity for perfect cable management options and an additional 12VHPWR cable to accommodate current graphics cards. The 135mm Fluid Dynamic Bearing (FDB) fan ensures quiet operation, while the Seasonic Hybrid Silent Fan Control provides optimal cooling.
Form factor  | ATX  | 
80 PLUS certificate  | Gold | 
Modularity  | Partially modular cable management | 
Internal connection options  | 20+4 PIN ATX power connector (1x), 4-pin Molex (3x), 4-pin PWM (4x), 6+2-pin PCI Express (3x), S-ATA III (18x)  | 
Item number  | 23565861 | 
Manufacturer  | Seasonic | 
Category  | Power Supply PC | 
Manufacturer no.  | VERTEX GX-850 | 
Release date  | 25.10.2022 | 
May include power adapter  | Yes | 
Colour  | Black  | 
Exact colour description  | Black  | 
Form factor  | ATX  | 
Efficiency  | 90 % | 
80 PLUS certificate  | Gold | 
Modularity  | Partially modular cable management | 
Internal connection options  | 20+4 PIN ATX power connector (1x), 4-pin Molex (3x), 4-pin PWM (4x), 6+2-pin PCI Express (3x), S-ATA III (18x)  | 
Cooling method  | Active cooling | 
Number of fans  | 1 x | 
Fan diameter  | 135 mm | 
LED colour  | without LED  | 
Power protection features  | EIA, OCP, OPP, OVP, SCP  | 
Power  | 850 W | 
Country of origin  | China  | 
CO₂-Emission  | |
Climate contribution  | 
Scope of delivery  | AC Cables, CPU cable, PCIe Cables, Peripheral cable (Molex)  | 
Length  | 16 cm | 
Width  | 15 cm | 
Height  | 8.60 cm | 
Weight  | 3770 g | 
Length  | 36.70 cm | 
Width  | 20.20 cm | 
Height  | 14 cm | 
Weight  | 3.78 kg | 
How often does a product of this brand in the «Power Supply PC» category have a defect within the first 24 months?
Source: Digitec GalaxusHow many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?
Source: Digitec GalaxusHow often is a product of this brand in the «Power Supply PC» category returned?
Source: Digitec Galaxus