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020 3337 8950MSI MPG A850GS 850W ATX 3.1 80 PLUS Gold PSU Power Supply
Get it tomorrow Fri, 5th Jun! Order within 13 hrs 26 mins
Get standard delivery within 3-4 working days
Book your delivery slot from only £6.95
- 850 W Wattage
- Fully-Modular
- 80 PLUS Gold
- Fan Size: 1 x 135mm
- Black Colour
- 10 Years Warranty
- MPG A850GS PCIE5
- 20+4-pin ATX 3.1
Product Overview
MSI MPG A850GS 850W ATX 3.1 80 PLUS Gold
Power Your Gaming Potential
The MPG A850GS PCIE5 delivers reliable, high-efficiency power for modern gaming setups. With 80 Plus Gold certified PSU efficiency, ATX 3.1 power supply compatibility, and PCIe 5.0 power supply support, this unit ensures exceptional performance for demanding gaming PCs and workstations.
Supports NVIDIA® GeForce RTX™ 40 Series
Fully modular PSU
850W power supply
Industrial-level protection
Power That Matches Your Performance
Built for gaming enthusiasts and power users, the MSI MPG A850GS 850W ATX PSU features an advanced LLC Half Bridge Topology with a DC-DC module design for stable and efficient power conversion. Its 135mm fluid dynamic bearing fan keeps temperatures low while operating quietly. This high-efficiency gaming PSU ensures long-lasting durability with 100% Japanese capacitors.
Great for
Serious Gamers
With PCIe 5.0 power supply support, the MPG A850GS PCIE5 is built for high-performance gaming, delivering stable and reliable power to RTX 40 Series GPUs.
PC Builders & Enthusiasts
The fully modular PSU design and flat cables make cable management effortless, giving custom PC builders a clean and professional-looking setup with improved airflow.
Content Creators & Professionals
For video editors, 3D designers, and creative professionals, the 80 Plus Gold certified PSU ensures consistent power delivery.
Future-Proof Users
As an ATX 3.1 power supply, the MPG A850GS PCIE5 meets modern power standards, ensuring compatibility with upcoming hardware.
More Features You'll Love
850W High-Power Output
With 850W power supply for gaming PC setups, this PSU provides stable and efficient power, ensuring your system runs smoothly under heavy loads.
80 PLUS Gold Efficiency
Enjoy up to 90% energy efficiency with the 80 Plus Gold certified PSU, reducing heat output and electricity consumption for a cooler and quieter build.
Fully Modular Cable Management
The fully modular PSU design with flat cables eliminates clutter, improving airflow and enhancing your PC's aesthetics.
Specifications
Condition
| Condition | New |
Product Identifiers
| Sku | MPG A850GS PCIE5 |
| MPN | MPG A850GS PCIE5 |
| EAN | 4711377244039 |
| Type | Power Supply |
| Brand | MSI |
| Series | MPG |
| Model | MSI MPG A850GS |
General
| Warranty | 10 Years |
| Colour | Black |
| Dimensions | 150 mm x 86 mm x 150 mm (WxHxD) |
Other Specifications
| Warranty | 10 Years |
| Colour | Black |
Model Information
| Brand | MSI |
| Model | MSI MPG A850GS |
| Most Suitable For | Workstation |
From Manufacturer
Reviews
MSI MPG A850GS verified by feefo
Average rating based on 76 reviews

Guest
Published on
11-Feb-2026
Fantastic power supply. Easy to install, plenty of cables and connectors are high quality.

Daniel
GBR
Published on
06-Feb-2026
This model comes with 10 years warranty and Japanese caps. Amazing value. The cables are nice and long and good quality. Really happy with it.

Stewart McKenzie
Published on
25-Jan-2026
Sent wrong item, still havnt had a refund after returning it, unopened over a week ago. Terrible service

Mark
Published on
21-Jan-2026

Richard
GBR
Published on
20-Jan-2026
Decent power supply with all the cables and a handy bag to store unused in for future use
£103.99 SAVE £41.00
was £144.99
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