MSI MAG A650BN 650W ATX Power Supply
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About This Item
- 650W ATX power supply with 80 PLUS Bronze certification
- Active cooling with 12cm fan, 500-1800 RPM speed
- Non-modular design with flat black cables for easy management
- DC-to-DC construction for stable voltage and high efficiency
- Multiple protection mechanisms including over current, over power, over voltage, and short circuit
- Compatible with ATX 3.1 and PCIe 5.1 for next-gen components
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MSI MAG A650BN | 650 W ATX Bronze Power Supply
The MSI MAG A650BN PCIE5 II power supply unit delivers 650 W of stable power for gaming PCs, combining 80 PLUS Bronze efficiency with ATX 3.1 readiness for modern components.
Key Specifications
| Metric | Spec |
|---|---|
| Power Output | 650 W |
| Efficiency Rating | 80 PLUS Bronze |
| Cooling | 120 mm fan, active |
| Form Factor | ATX |
| Cable Type | Non-modular |
Stable Power for Demanding Builds
Built with DC-to-DC construction, this PSU ensures unwavering voltage stability across all rails. The single +12V rail design simplifies power delivery, making it ideal for high-performance CPUs and GPUs that demand consistent, clean power without voltage fluctuations.
Ready for Next-Gen Components
ATX 3.1 compliance means this unit supports PCIe 5.1 graphics cards and Intel PSDG specifications. It handles up to 2x total power excursion and 3x GPU power excursion, providing headroom for power-hungry components during peak loads without compromising system stability.
Smart Cooling and Protection
The 120 mm fan operates between 500-1800 RPM with intelligent thermal control, balancing noise levels against cooling needs. Comprehensive protection mechanisms guard against over current, over power, over voltage, and short circuit conditions, ensuring safe operation under all circumstances.
Flexible Connectivity Options
With dual 4+4-pin EPS connectors, two 6+2-pin PCIe connectors, and three SATA power connectors, this PSU accommodates most gaming configurations. The non-modular design features flat black cables that simplify installation while maintaining good airflow within your case.
Box contents
- MSI MAG A650BN power supply unit
- Power cable
- Mounting screws
- User manual
Key points to check
- Confirm your case supports ATX power supply dimensions (150 x 140 x 86 mm)
- Verify your GPU requires no more than two 6+2-pin PCIe connectors
- Check if non-modular cabling suits your build preferences
- Ensure your system’s total power draw stays under 650 W
Common questions
Is this power supply compatible with PCIe 5.0 graphics cards?
Can I use this PSU for Intel 13th or 14th generation CPUs?
What does 80 PLUS Bronze certification mean for efficiency?
Is the fan quiet during normal use?
Does it support overclocked systems?
Buying advice
The MSI MAG A650BN PCIE5 II offers excellent value for mid-range to high-end gaming builds, combining modern ATX 3.1 features with reliable Bronze efficiency. Covered by the applicable manufacturer warranty.
| Purpose | PC |
|---|---|
| Product colour | Black |
| Fan diameter | 12 cm |
| On/off switch | Yes |
| Number of fans | 1 fan(s) |
| Fan speed | 500 – 1800 RPM |
| Cooling type | Active |
| Total power | 650 W |
| Maximum input current 220V | 5 A |
| AC input voltage | 100 – 240 V |
| AC input frequency | 50/60 Hz |
| Power Factor Correction PFC type | Active |
| Maximum input current 110V | 10 A |
| Combined power +3.3V | 120 W |
| Combined power +12V | 648 W |
| Combined power +5V | 120 W |
| Combined power +5Vsb | 15 W |
| Max output current +3.3V | 20 A |
| Max output current +12V | 54 A |
| Max output current +5V | 0.3 A |
| Max output current +5Vsb | 15 A |
| Power protection features | Over current, Over power, Over voltage, Short circuit |
| Efficiency | 85% |
| Motherboard power cable length | 55 cm |
| Motherboard power connector | 20+4 pin ATX |
| Number of SATA power connectors | 3 |
| Peripheral Molex power connectors 4-pin | 2 |
| EPS power connector 8-pin | Yes |
| PCI Express power connectors 6+2 pin | 2 |
| CPU power connector 4+4 pin | Yes |
| Floppy disk drive connector | No |
| ATX Power connector 24-pin | No |
| ATX power connector 20+4 pin | Yes |
| Cabling type | Non-Modular |
| EPS power connector 4+4 pin | Yes |
| Width | 150 mm |
| Depth | 140 mm |
| Height | 86 mm |
| Distributor SKUs | 127800, 4711377364294 |






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