Open 7 days 53 Tunnel Hill, Worcester WR4 9SD No fix, no fee · No call-out charge · Free UK delivery over £500 01905 673738

Antec

Antec GSK850 V2 850W Fully Modular ATX 3.1 Power Supply, 80 PLUS Gold, PCIe 5.1 Ready with 12V-2x6 Cable, Silent 120mm Fan, High-Performance PSU for Gaming PCs

NewBrand new, not previously used.

Product code: 0-761345-20147-6

£96.58Only 5 left
  • Wattage: 850W
  • Size/Version: ATX 3.1
  • Modular: Fully
  • SATA Connections: 8
  • Certification: Gold
  • Colour: Black

In stock

  • Questions? Call 01905 673738 – you'll talk to the person who builds them
  • Collect from our Worcester shop, open 7 days
  • Free UK delivery on orders over £500 – add £403.42 more to qualify
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Specifications & details
Weight 2.75 kg

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-2×6 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-2×6 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-2×6 Connector
1 × PCIe 5.1 GPU

SATA Connectors
8 × SATA

Molex Connectors
4 × Molex

Warranty
10 Years

Warranty

New items carry the manufacturer's warranty where applicable.

Components returned for warranty must be in original condition and packaging where reasonable.

Warranty remedies are repair, replacement or refund. It does not cover accidental or liquid damage, power surges, or faults caused by software the customer installed. Full details are in our Terms & conditions (sections 5 and 9).

Collection & delivery

Collection and delivery

  • Collect from our shop: 53 Tunnel Hill, Worcester WR4 9SD, open seven days a week.
  • Delivery: please call us on 01905 673738 to arrange it. Delivery times are estimates.
  • Payment is made in full by the methods we accept before collection or delivery.
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