Target Components Ltd

The Antec GSK850 V2 is an 850-watt, fully modular ATX 3.1 power supply designed for modern high-performance PC builds. It supports the latest PCIe 5.1 graphics cards through a dedicated 12V-2x6 cable and features 80 PLUS Gold efficiency for reliable and energy-efficient operation. Equipped with Antec's PhaseWave LLC + DC-DC topology and the full CircuitShield protection suite, it delivers stable, safe power with long-term durability.

Its Zero RPM fan mode ensures silent operation at low loads, while the compact 140 mm length makes it suitable for a wide range of cases. With a 10-year warranty and updated ATX 12V 3.1 compliance, it is built for next-generation systems.

Power
850W

ATX Standard
ATX 12V 3.1

Efficiency Rating
80 PLUS Gold

Modularity
Full Modular

GPU Support
PCIe 5.1 (12V-2x6 Cable Included)

Input Voltage
100–240V AC, 50–60Hz

Cooling
120mm Silent Fan with Zero RPM Mode

Topology
PhaseWave LLC + DC-DC Design

Protection Features
OCP, OVP, UVP, SCP, OPP, OTP, SIP, NLO

Dimensions
140mm (L) � 150mm (W) � 86mm (H)

Weight
Approx. 2.50kg

Operating Temperature
0°C – 40°C

Motherboard Connector
1 � 24-pin (20+4)

CPU Connectors
2 � 8-pin (4+4) EPS

PCIe Connectors
4 � 8-pin (6+2)

12V-2x6 Connector
1 � PCIe 5.1 GPU

SATA Connectors
8 � SATA

Molex Connectors
4 � Molex

Warranty
10 Years

Manufacturer's Website:

www.antec.com

Warranty:

7 Year Return To Base Warranty

Return-to-Base warranty returns are processed within 14 business days of confirmed date of receipt - see our Returns Policy for more information.

CERTIFICATES
Certification	cTUVus / TUV / CB / RCM / CE / FCC / BSMI / KC / UKCA / ICES
DESIGN
Product colour	White
Number of fans	1 fan(s)
On/off switch	Yes
Cooling type	Active
Fan diameter	12 cm
Fan location	Top
ENERGY MANAGEMENT
Input current	10 A
Power protection features	No load operation, Over current, Over power, Over voltage, Short circuit, Surge & inrush protection (SIP), Under voltage
Power Factor Correction (PFC) type	Active
Combined power (+3.3V)	100 W
Combined power (+12V)	849.6 W
Combined power (+5V)	100 W
Combined power (-12V)	3.6 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 (-12V)	0.3 A
Max output current (+5Vsb)	3 A
AC input frequency	50/60 Hz
AC input voltage	100 - 240 V
Total power	850 W
OPERATIONAL CONDITIONS
Operating temperature (T-T)	0 - 40 °C
PACKAGING DATA
Package weight	2.72 kg
Package depth	296 mm
Package height	130 mm
Package width	203 mm
Package type	Box
PERFORMANCE
Certification	cTUVus / TUV / CB / RCM / CE / FCC / BSMI / KC / UKCA / ICES
Purpose	PC
ATX version	3.1
80 PLUS certification	80 PLUS Gold
Silent mode	Yes
Power supply unit (PSU) form factor	ATX
PORTS & INTERFACES
Motherboard power connector	20+4 pin ATX
Number of SATA power connectors	8
Peripheral (Molex) power connectors (4-pin)	4
ATX power connector (20+4 pin)	Yes
CPU power connector (4+4 pin)	Yes
PCI Express power connectors (6+2 pin)	4
Cabling type	Fully-Modular
Motherboard power cable length	60 cm
SATA power cable length	450,300,900 mm
Peripheral (Molex) power cable length	450,300,900 mm
PCI Express power connectors (12+4 pin)	1
PCI Express power connectors (12+4 pin) cable length	600 mm
WEIGHT & DIMENSIONS
Weight	2.5 kg
Height	86 mm
Width	150 mm
Depth	140 mm