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MSI MAG A1250GL PCIE5 power supply unit 1250 W 24-pin ATX 1U Black

MSI MAG A1250GL PCIE5, 1250 W, 100 - 240 V, 50/60 Hz, Active, 90%, Over current, Over power, Over total voltage, Over...Read full description ↓

Best offerPrice trend

£131.26

-17%
Price trend
Detailed analysis
Price history of MSI MAG A1250GL PCIE5 power supply unit 1250 W 24-pin ATX 1U Black over the last 3 months
DatePrice
11 March 2026£217.34
18 March 2026£213.18
24 March 2026£219.69
30 March 2026£210.72
13 April 2026£210.72
20 April 2026£219.69
27 April 2026£212.83
27 April 2026£212.83
5 May 2026£190.69
12 May 2026£179.28
20 May 2026£180.36
29 May 2026£180.36
29 May 2026£180.36

Compare MSI MAG A1250GL PCIE5 power supply unit 1250 W 24-pin ATX 1U Black prices UK

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Product Information

ATX 3.1 READY
The gaming power supply can hold up to 2x total power excursion and 3x GPU power excursion, remaining stable when paired with high performing graphics cards.

LEVEL UP YOUR GAME
With native PCIe CEM 5.1 16-pin connector this power supply is ready for NVIDIA® GeForce RTX™ 40 Series graphics cards. It can freely pipe up to 600W of power to PCIe CEM 5.1 graphics cards.

Dual-color 16-pin cable
The PCIe CEM 5.1 16-pin cable's connector color has been changed to yellow so that users can easily see if the connector has been plugged in properly. Besides, the Dual-color 16-pin cable also won Wccftech awards in the COMPUTEX 2023.

ENERGY EFFICIENCY CERTIFICATION
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.

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.

FLUID DYNAMIC BEARING
The power supply’s fan comes with a fluid dynamic bearing that perfectly balances cooling performance and noise level.

Half bridge LLC + SR + DC/DC
A half-bridge LLC with DC/DC converter 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 CPU & PCIe connectors 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 Supply Units MSI

Product

Name
MSI MAG A1250GL PCIE5 power supply unit 1250 W 24-pin ATX 1U Black
Brand
MSI

Power

Total power
1250 W
AC input voltage
100 - 240 V
AC input frequency
50/60 Hz
Power Factor Correction (PFC) type
Active
Number of +12V rail(s)
1
Efficiency
90%
Power protection features
Over current, Over power, Over total voltage, Over voltage, Short circuit, Under voltage

Weight & dimensions

Width
150 mm
Depth
150 mm
Height
86 mm

Ports & interfaces

Motherboard power connector
24-pin ATX
Peripheral (Molex) power connectors (4-pin)
4
Motherboard power cable length
60 cm
Number of SATA power connectors
12
SATA power cable length
500 mm
Peripheral (Molex) power cable length
150 mm
EPS power connector (8-pin)
No
EPS power connector (4+4 pin)
Yes
PCI Express power connectors (6+2 pin)
4
PCI Express power connectors (16-pin)
1
PCI Express power connectors (12+4 pin) cable length
500 mm
Cabling type
Fully-Modular

Performance

Purpose
PC
Power supply unit (PSU) form factor
1U
80 PLUS certification
80 PLUS Gold
ATX version
3.1
Bearing technology
Hydro bearing

Design

Product colour
Black
Cooling type
Active
Fan diameter
13.5 cm
Number of fans
1 fan(s)
Illumination
No

Packaging content

Cables included
CPU, PCIe, Peripheral (Molex), SATA

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