MSI MPG A850G 850W Full Modular 80+ Gold PCIe 5.0 Compact Power Supply



  • 850 W Wattage
  • Full Modular
  • 80 PLUS Gold
  • Fan Size: 1 x 135mm
  • Black Colour
  • 10 Year Warranty
  • MPG A850G PCIE5
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£139.99 inc. VAT.


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Product Description

MSI MPG A850G 850W Full Modular 80+ Gold PCIe 5.0 Compact Power Supply


The MPG power supply showcases unique styles and colour schemes with laser-like lines to create a masterful art piece with individuality, fully expressing the charm of MPG.

ATX 3.0 Compatible

It has an output port that is compliant with PCIe 5.0 and Intel PSDG (Power Supply Design Guide) ATX 3.0, also the power supply can hold up to 2x total power excursion and 3x GPU power excursion.

80 PLUS Gold Certified

The efficiency of your power supply directly influences your systems performance and your power consumption. The 80 PLUS Gold certification promises lower energy consumption and higher efficiency.

Single-Railed Design

The single rail supply of power can properly deliver the power you need. For high-performance graphics cards and CPUs, this power supply's 5 CPU & PCI-E slots are more than plenty.

GPU Support for All

The gaming power supply can support the NVIDIA and AMD graphics cards. Prepared for the highest of requirements, the MPG power supplys IO supports can support different and versatile ways of connection according to the power connector design of different graphics cards.

0% RPM Mode

The 0 RPM mode can stop the fans operation when TDP is below 40% to help with energy saving and providing silence.

Fluid Dynamic Bearing

This power supplys fan sports a fluid dynamic bearing, chosen to increase the life span of the fan whilst maintaining low noise levels.

100% Japanese 105°C Capacitors

Aiming for unwavering product quality and performance stability, this power supply comes with 100% Japanese 105°C capacitors and solid capacitors.

Protection Mechanisms

To make sure the entire system can operate safely and stably at all times, this power supply comes with a number of protection mechanisms to give you the best peace of mind.

Fully Modular

The power supplys fully modular design means that only the connectors required by the build need to be used, significantly reducing cable clutter and simplifying the systems overall build.

Compact Sizing

Smaller than typical PSUs on the market, the power supplys compact sizing makes it an excellent fit for most PC cases.

All the More Organised

All of the power supplys cables are flat and in black. The flat cables make cable management easier and less of a headache. Thanks to the flat cables, the entire system can be more organised and has more room for unobstructed airflow. Use the cables you need and store the rest in the included cable bag.

Note: The content above is generic for the series.
For Correct info about this particular model, please refer to Specifications section.

Technical Specifications

Condition New
Product Identifiers
EAN 4711377030427
Type Power Supply
Brand MSI
Series MPG
Model MPG A850G PCIE5
Key Specifications
Power Supply Form Factor ATX 3.0
Edition MPG A850G
Wattage 850 W
80 PLUS Certification 80 PLUS Gold
Fans 1 x 135mm
Modular Yes
Modularity Full Modular
SLI/CrossFire No
Motherboard Connector 20+4-pin
Connectors 1 x 16-pin PCIe | 2 x 4+4-pin CPU +12V (EPS) | 1 x 4-pin FDD Power | 4 x 4-pin Molex | 6 x 6+2-pin PCIe | 8 x SATA
Other Specifications
Warranty 10 Year
Colour Black
Dimensions 150 mm x 86 mm x 150 mm (WxHxD)

Frequently Asked Questions

What payment method do you accept?

At checkout, you can explore our payment methods. Choose from either credit/debit card, or PayPal Express Checkout. You can also purchase via PayPal Pay in 3. Pay in 3 eligibility is subject to status and approval.

When will I receive my order?

At Box, we offer free next-day delivery on all items! Order before 3pm to quality for free next working day delivery. We aim to process and deliver all orders in the expected delivery timeframes as specified during the checkout process. Orders made on a Saturday or Sunday will be processed on the next working day. Excludes Bank Holidays

What's the process of return and replacement?

If your item has developed any faults that is not caused by physical damage, liquid damage, neglect, misuse, normal wear & tear, and it is still within the warranty period covered by the manufacturer, please simply contact BOX Warranty support at for repairs or exchange.

How many days it will take for the return procedure?

Once we receive your item back at our premises, it may take up to 5 working days to process the return. This could be bit longer during the peak times. Please email us at if you have any questions pertaining your return.

What if my Product is not as described?

In the rare event if your item is not as described, please send us an email at with the details and we will organise a free return and a replacement for you.

Can I return or get a refund for my order if I have change of mind?

Yes, we offer refund policy to all BOX customers. If you change your mind, you can return the goods at your expense via Insured (to cover the cost of the goods) & Signed for service within 30 days and we will issue full refund.