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

$124.00

Delivery and Shipping

Order Processing

Orders are typically dispatched within 1-3 working days.

Delivery Options

Royal Mail 48: £1.50 on orders up to £20.
Royal Mail Tracked 48: Free on orders over £20.
DPD Next Day: Free on orders over £50 or £6.99.
International Shipping: Available at checkout.

You’ll receive tracking details as soon as your order ships track your order here. For full details, please see our Shipping Policy.

Free Returns

Buy with confidence. If you're not completely satisfied with your purchase, you can return eligible items within 60 days of delivery. Products must be unused, in their original condition and packaging, and accompanied by proof of purchase.

No hassle if there's a problem. If your item arrives damaged, defective, or incorrect, simply get in touch and we'll work quickly to make it right.

Simple returns, fast refunds. Once your return has been received and inspected, approved refunds are issued to your original payment method. View our full Refund Policy for complete details and exclusions.

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

$124.00

Antec GSK850 V2 850W Fully Modular ATX 3.1 Power Supply

The Antec GSK850 V2 is an 850-watt, fully modular ATX 3.1 power supply engineered for modern high-performance PC builds. It supports the latest PCIe 5.1 graphics cards via a dedicated 12V-2x6 cable and delivers 80 PLUS Gold efficiency for reliable, energy-efficient operation.

Equipped with Antec’s PhaseWave LLC + DC-DC topology and the full CircuitShield protection suite, this PSU provides stable, safe power with long-term durability. A Zero RPM fan mode keeps operation silent under low loads, while the compact 140 mm length offers broad case compatibility. With a 10-year warranty and updated ATX 12V 3.1 compliance, the GSK850 V2 is ready for next-generation systems.

Key Features

850W power output for modern high-performance builds
Fully modular cabling for a clean and flexible setup
ATX 12V 3.1 standard for next-generation compatibility
Native PCIe 5.1 support with included 12V-2x6 GPU cable
80 PLUS Gold efficiency for energy-saving performance
PhaseWave LLC + DC-DC design for stable power delivery
Full CircuitShield protection suite for safety and reliability
Zero RPM fan mode for silent operation at low loads
Compact 140 mm length to fit a wide range of cases
10-year warranty for long-term confidence

Specifications

Category	Details
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
Warranty	10 Years