MSI MAG A850GL PCIE5 power supply unit 850 W 20+4 pin ATX ATX Black
Product Technical Specification
Power | |
Total power | 850 |
AC input voltage | 100 - 240 |
AC input frequency | 47 - 63 |
Maximum input current (@110V) | 8 |
Maximum input current (@220V) | 4 |
Power Factor Correction (PFC) type | Active |
Combined power (+3.3V) | 110 |
Combined power (+12V) | 846 |
Combined power (+5V) | 110 |
Combined power (-12V) | 3.6 |
Combined power (+5Vsb) | 12.5 |
Max output current (+3.3V) | 20 |
Max output current (+12V) | 70.5 |
Max output current (+5V) | 20 |
Max output current (-12V) | 0.3 |
Max output current (+5Vsb) | 2.5 |
Efficiency | 90 |
Power protection features | Over current,Over power,Over voltage,Overheating,Short circuit |
Ports & interfaces | |
Motherboard power connector | 20+4 pin ATX |
Motherboard power cable length | 600 |
Number of SATA power connectors | 5 |
Peripheral (Molex) power connectors (4-pin) | 2 |
EPS power connector (8-pin) | No |
EPS power connector (4+4 pin) | Yes |
PCI Express power connectors (6+2 pin) | 2 |
CPU power connector (4+4 pin) | Yes |
ATX Power connector (24-pin) | No |
ATX power connector (20+4 pin) | No |
Cabling type | Modular |
Performance | |
80 PLUS certification | 80 PLUS Gold |
Purpose | PC |
Power supply unit (PSU) form factor | ATX |
Design | |
Product colour | Black |
Cooling type | Active |
Fan diameter | 120 |
Number of fans | 1 |
On/off switch | Yes |
Weight & dimensions | |
Width | 150 |
Depth | 140 |
Height | 86 |
Packaging data | |
Package type | Box |
Logistics data | |
Harmonized System (HS) code | 84733020 |
Delivery Options

Economy Delivery (UK)

Business Express
With added military-inspired elements in these gaming products, they were reborn as the symbol of sturdiness and durability.
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 MAG A850GL PCIE5 power supply can handle up to 2x total power excursion and 3x GPU power excursion.
80 PLUS GOLD CERTIFIED
The efficiency of your power supply directly influences your system’s performance and your power consumption. The 80 PLUS Gold certification promises lower energy consumption and higher efficiency.
COMPACT SIZING
Smaller than typical PSUs on the market, this power supply unit that can save space and make it easier to organize cables in the computer case by freeing up more room inside.
ONLY WHAT YOU NEED
The connectors that required by the build need to be used, significantly reducing cable clutter and simplifying the system’s overall build. Additionally, the included cable pack provides a storage solution for any unused cables.
ALL THE MORE ORGANIZED
Organizing cables is often the most bothersome part of building a PC. The flat cables make cable management easier and less of headache! Thanks to the flat cables, the entire system can be more organized and has more room for unobstructed airflow.
FLUID DYNAMIC BEARING
The power supply’s fan sports a fluid dynamic bearing that perfectly balances cooling performance and noise level.
DC TO DC & FULL BRIDGE
DC to DC and Full bridge be combined to achieve higher conversion efficiency, stable output voltage, and quick voltage adjustment for different usage scenarios, thus providing a stable power supply design
THE POWER YOU HAVE
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.
PROTECTION MECHANISMS
To make sure the entire system can operate safely and stably at all times, the power supply comes with a number of protection mechanisms to give you the best peace of mind.
Power | |
Total power | 850 |
AC input voltage | 100 - 240 |
AC input frequency | 47 - 63 |
Maximum input current (@110V) | 8 |
Maximum input current (@220V) | 4 |
Power Factor Correction (PFC) type | Active |
Combined power (+3.3V) | 110 |
Combined power (+12V) | 846 |
Combined power (+5V) | 110 |
Combined power (-12V) | 3.6 |
Combined power (+5Vsb) | 12.5 |
Max output current (+3.3V) | 20 |
Max output current (+12V) | 70.5 |
Max output current (+5V) | 20 |
Max output current (-12V) | 0.3 |
Max output current (+5Vsb) | 2.5 |
Efficiency | 90 |
Power protection features | Over current,Over power,Over voltage,Overheating,Short circuit |
Ports & interfaces | |
Motherboard power connector | 20+4 pin ATX |
Motherboard power cable length | 600 |
Number of SATA power connectors | 5 |
Peripheral (Molex) power connectors (4-pin) | 2 |
EPS power connector (8-pin) | No |
EPS power connector (4+4 pin) | Yes |
PCI Express power connectors (6+2 pin) | 2 |
CPU power connector (4+4 pin) | Yes |
ATX Power connector (24-pin) | No |
ATX power connector (20+4 pin) | No |
Cabling type | Modular |
Performance | |
80 PLUS certification | 80 PLUS Gold |
Purpose | PC |
Power supply unit (PSU) form factor | ATX |
Design | |
Product colour | Black |
Cooling type | Active |
Fan diameter | 120 |
Number of fans | 1 |
On/off switch | Yes |
Weight & dimensions | |
Width | 150 |
Depth | 140 |
Height | 86 |
Packaging data | |
Package type | Box |
Logistics data | |
Harmonized System (HS) code | 84733020 |
Buykingston order despatch times:
We will despatch your order the very same day if we receive cleared payment by 12:00 pm Mon-Fri.
These delivery estimates apply when you order up to 12:00 pm Mon-Fri (excluding public holidays).
We charge a one off delivery cost as outlined below regardless of how many items you order or the weight of your order.
Estimated delivery times are provided to us by the respective delivery companies. We pass this information onto you, the customer.
Despatch times do not apply to UK public holidays.
Estimated delivery times are taken from the next available working day available for delivery. For example if an order was despatched on a working Wednesday by 3pm, the first available working day for delivery would be Thursday provided you placed your order by 3pm on the Wednesday. If the next available weekday is a UK bank holiday/public holiday then your order will be despatched on the next available working day.
Our warehouse reserves the right to upgrade the delivery method you select on your order.
Our available delivery options*
Contact us for a shipping quote.
*All delivery times are estimated unless stated.
Product Returns Note
Buykingston offers a very flexible and hassle free returns policy. If
for whatever reason you are not happy with the item purchased you can return
it to us within 12months for a refund (for unused and unopened
items) or within 30 days on opened and used items for a refund. This
applies to items purchased direct through Buykingston only.
Our 30 Day Returns Money Back Guarantee Satisfaction
Guarantee:
For items opened and used and that are returned in a resellable
condition.
Our 365 Day Returns Money Back Guarantee Satisfaction
Guarantee:
For items that remain sealed and unused.
Some items are excluded from our moneyback guarantee unless they have developed a fault. These include;
- Headphones
- Earphones
- Custom made and designed products such as flash memory products with
custom logo’s on them. E,g USB flash drives and memory cards with your own
logo
Returns FAQs
What is your returns criteria?
On opened items 30 days from date of receipt or expected date of receipt on
non tracked items.
On unopened items 365 days.
How do i go about returning my order?
Please contact us via our contact page with
your order number where we will present you with an RMA number and returns
label.
Do i need to contact you before returning my order?
Yes, to obtain an RMA number.
Does my item have to include its original packaging?
Yes for items that fall within our 30 day money back guarantee and our 365
day returns. Of course for faulty items we realise you may no longer have
the packaging.
Who deals with the warranty on a faulty item?
We will. In some circumstances we may ask you to contact the manufacturer
direct for assistance.
Please ensure you have read and comply in full with Section 11 & 13 of our terms and conditions which you can read here in full.