Power outages and unstable voltages can crash a high-end PC in the middle of a game or a deadline. The MSI (MPG A850G PCIE5), 850 W, 100 - 240 V, 50/60 Hz, Power Supply delivers clean, reliable energy to keep every component running smoothly, whether you’re building a rig for 4K gaming or intensive content creation.
Why Choose MSI Power Supply
You need a PSU that can handle the latest graphics cards and CPUs without throttling. Unstable power leads to system crashes, data loss and reduced component lifespan. This unit meets ATX 3.0 standards, supports PCIe 5.0 and provides ample headroom, so you can push your hardware to the limit with confidence.
Usages of a 850 W Power Supply
Ideal for high-performance gaming rigs, workstations with multiple GPUs, and servers that require constant uptime. Its fully-modular design and compact dimensions fit most cases, while the 16-pin PCIe connector readies the system for next-gen graphics cards.
Benefits of MSI Power Supply
You enjoy silent operation thanks to a fluid-dynamic bearing fan that stops at low loads, saving energy and reducing noise. The 80 PLUS Gold rating means higher efficiency and lower electricity bills. Japanese 105 °C capacitors ensure long-term stability, and a ten-year warranty gives peace of mind. Comprehensive protection safeguards against over-current, over-voltage and short circuits, keeping your build safe.
Key Features of a 850 W Power Supply
- 80 PLUS Gold certification: high efficiency reduces power waste and heat.
- Active PFC: stabilises input voltage for smoother performance.
- Fully-modular cabling: only use the cables you need, cutting clutter.
- 16-pin PCIe 5.0 connector: delivers up to 600 W to future graphics cards.
- 6 × 6+2 pin PCIe connectors: supports multiple GPUs and high-end cards.
- 8 × SATA power connectors: ample connections for storage drives.
- 4 × Molex (4-pin) connectors: powers legacy peripherals.
- 24-pin ATX motherboard connector: standard power delivery to the board.
- Dimensions 86 mm × 150 mm × 150 mm: fits compact cases without sacrificing airflow.
- Fluid Dynamic Bearing fan: longer lifespan and quieter cooling.
Specifications
| Power |
| Power protection features |
Over current, Over power, Over voltage, Overheating, Short circuit, Under voltage |
| Max output current (+5Vsb) |
3 A |
| Max output current (+5V) |
22 A |
| Max output current (+12V1) |
0.3 A |
| Max output current (+12V) |
70.8 A |
| Max output current (+3.3V) |
22 A |
| Combined power (+5Vsb) |
15 W |
| Combined power (+5V) |
120 W |
| Combined power (+12V) |
850 W |
| Combined power (+3.3V) |
120 W |
| Power Factor Correction (PFC) type |
Active |
| AC input frequency |
50/60 Hz |
| AC input voltage |
100 - 240 V |
| Total power |
850 W |
| Ports & interfaces |
| Cabling type |
Fully-Modular |
| PCI Express connector |
Yes |
| Floppy disk drive connector |
Yes |
| Floppy drive power connector |
1 |
| ATX Power connector (24-pin) |
Yes |
| PCI Express power connectors (16-pin) |
1 |
| PCI Express power connectors (6+2 pin) |
6 |
| EPS power connector (4+4 pin) |
Yes |
| Peripheral (Molex) power connectors (4-pin) |
4 |
| Number of SATA power connectors |
8 |
| Motherboard power connector |
24-pin ATX |
| Performance |
| Bearing technology |
FDB |
| 80 PLUS certification |
80 PLUS Gold |
| Power supply unit (PSU) form factor |
ATX |
| Purpose |
PC/Server |
| Design |
| Fan location |
Top |
| Number of fans |
1 fan(s) |
| Fan diameter |
13.5 cm |
| Cooling type |
Active |
| Product colour |
Black |
| Weight & dimensions |
| Height |
86 mm |
| Depth |
150 mm |
| Width |
150 mm |
| Packaging data |
| Package type |
Box |
