Cooler Master MWE Gold 1250 V2 ATX 3.1 power supply unit 1250 W 24-pin ATX Black
Cooler Master MWE Gold 1250 V2 ATX 3.1, 1250 W, 100 - 240 V, 50/60 Hz, 15 - 7 A, Active, 120 W
| Date | Price |
|---|---|
| 1 March 2026 | £231.40 |
| 3 March 2026 | £231.66 |
| 9 March 2026 | £231.66 |
| 10 March 2026 | £230.68 |
| 12 March 2026 | £267.54 |
| 13 March 2026 | £230.68 |
| 15 March 2026 | £267.54 |
| 19 March 2026 | £230.68 |
| 21 March 2026 | £265.26 |
| 24 March 2026 | £230.68 |
| 2 April 2026 | £265.26 |
| 5 April 2026 | £267.68 |
| 1 May 2026 | £241.89 |
Compare Cooler Master MWE Gold 1250 V2 ATX 3.1 power supply unit 1250 W 24-pin ATX Black prices UK
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Product Information
ATX 3.1 Fully Modular 80 PLUS Gold Certified ATX Power Supply Unit
MWE Gold 1250 V2 ATX 3.1
Connect the Future, connect ATX 3.1
100% ATX 3.1 Compatible
Cooler Master took the initiative and continuously developing our first ATX 3.1 Power Supply lineup. Compliant with ATX 3.1 standard and 12V-2x6 connectors, the MWE Gold 1050/1250 V2 ATX 3.1 can fully support the peak power drawn by the 40 series RTX graphic cards and whole system.
80 PLUS Gold Certified
Efficiency has always been one of the most important factors for users when choosing their power supply unit. While there are a range of efficiency options, 80 PLUS Gold has been the ideal choice for the last several years and continues to be seen as the standard for much of the world. The MWE Gold 1050/1250 V2 ATX 3.1 features 80 PLUS Gold certification, guaranteeing 90% efficiency at typical load.
Quiet Cooling
The MWE Gold 1050/1250 V2 ATX 3.1 has been optimized with an 140mm fan along with an advanced fluid-dynamic bearing (FDB) delivers quiet and effective cooling with a long lifespan. With Smart Thermal Control System (STCM), the fan will not spin until at 40% of rated output power to reduce noise.
Industrial-grade Temperature Resilience
The MWE Gold 1050/1250 V2 ATX 3.1 has improved to operate safely at up to 50 degrees Celsius ambient for high-end computer, overclocking and other high intensity applications. Such a high threshold greatly enhances the performance of your PSU and your system.
Fully Modular Cabling
The fully modular version of the MWE Gold 1050/1250 V2 ATX 3.1 comes with a set of flat black cables that can be customized to each user's individual needs. It's designed for easy cable management that each system only needs to include the cables required. This unused space within the chassis allows for reduced clutter, better airflow and aesthetic, thereby improving your system's overall cooling.
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Product
- Name
- Cooler Master MWE Gold 1250 V2 ATX 3.1 power supply unit 1250 W 24-pin ATX Black
- Category
- Power Supply Units
- Brand
- Cooler Master
Power
- Total power
- 1250 W
- AC input voltage
- 100 - 240 V
- AC input frequency
- 50/60 Hz
- Input current
- 15 - 7 A
- Power Factor Correction (PFC) type
- Active
- Combined power (+3.3V)
- 120 W
- Combined power (+12V)
- 1248 W
- Combined power (+5V)
- 120 W
- Combined power (-12V)
- 3.6 W
- Combined power (+5Vsb)
- 15 W
- Max output current (+3.3V)
- 20 A
- Max output current (+12V)
- 104 A
- Max output current (-12V)
- 0.3 A
- Max output current (+5Vsb)
- 3 A
- Hold time
- 16 ms
- Efficiency
- 90%
- Power Good signal delay range
- 100 - 150 ms
- Power protection features
- Over current, Over power, Over total voltage, Over voltage, Short circuit, Under voltage
Operational conditions
- Operating temperature (T-T)
- 0 - 50 °C
Weight & dimensions
- Width
- 150 mm
- Depth
- 180 mm
- Height
- 86 mm
- Weight
- 3.02 kg
Ports & interfaces
- Motherboard power connector
- 24-pin ATX
- Peripheral (Molex) power connectors (4-pin)
- 4
- Motherboard power cable length
- 65 cm
- Number of SATA power connectors
- 12
- SATA power cable length
- 500,620,740,860 mm
- Peripheral (Molex) power cable length
- 740,620,500,860 mm
- EPS power connector (8-pin)
- Yes
- EPS power connector (4+4 pin)
- Yes
- PCI Express power connectors (6+2 pin)
- 3
- ATX Power connector (24-pin)
- Yes
- Cabling type
- Fully-Modular
Packaging data
- Package width
- 197 mm
- Package depth
- 333 mm
- Package height
- 122 mm
- Package weight
- 3.42 kg
- Package type
- Box
Performance
- Purpose
- PC
- Power supply unit (PSU) form factor
- ATX
- 80 PLUS certification
- 80 PLUS Gold
- ATX version
- 3.1
- Bearing technology
- TBB
- Mean time between failures (MTBF)
- 100000 h
Design
- Product colour
- Black
- Cooling type
- Active
- Fan diameter
- 14 cm
- Number of fans
- 1 fan(s)
- Fan location
- Top
- On/off switch
- Yes
Technical details
- Sustainability certificates
- ErP
Certificates
- Certification
- TUV, cTUVus, CE, FCC, BSMI, CCC, EAC, RCM, UKCA, BIS
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