Tired of unstable power cutting out during intense gaming sessions or demanding workloads? The 1200 W Power Supply delivers clean, reliable electricity to keep every component running smoothly, letting you push your rig to the limit without fear of crashes or noise.
Usages of a 1200 W Power Supply
Ideal for high-end gaming rigs, workstation builds and future-proof PCs, this supply powers multiple graphics cards, overclocked CPUs and numerous peripherals, ensuring you can upgrade without worrying about power constraints.
Benefits of Corsair Power Supply
- Stable performance: Consistent voltage protects sensitive components during heavy loads.
- Near-silent operation: The fluid-dynamic bearing fan only spins when needed, often staying off at low to medium use.
- High efficiency: 80 PLUS Platinum rating means up to 92 % energy conversion, lowering electricity bills.
- Long-term reliability: Japanese 105 °C electrolytic capacitors extend lifespan and maintain performance.
- Modern compatibility: Includes PCIe 5.0 12VHPWR cable for the latest RTX 40 series GPUs.
Corsair Power Supply Overview
Choosing this power supply means you get a unit built to ATX 3.0 standards, guaranteeing the reliability and efficiency demanded by today’s most power-hungry builds. Its fully digital design reduces coil whine and provides precise power regulation, so your system stays quiet and stable even under extreme conditions.
Beyond raw power, the modular cabling system lets you organise cables neatly, improving airflow and making future upgrades painless. With a single 140 mm fan placed on top, the unit stays cool without adding unnecessary noise, giving you a clean, efficient build that looks as good as it performs.
Key Features of a 1200 W Power Supply
- Max output current (+12 V): 100 A. Provides ample headroom for multiple GPUs and high-draw CPUs.
- Combined power (+12 V): 1200 W. Guarantees full power delivery for demanding configurations.
- Input voltage range: 100 - 240 V. Works worldwide without needing a voltage converter.
- Input frequency: 47 - 63 Hz. Compatible with various regional power standards.
- Fully-Modular cabling: Allows you to connect only the cables you need, reducing clutter.
- USB 3.2 Gen 1 connector: One port for future-proof peripheral connectivity.
- Fan diameter: 14 cm fluid-dynamic bearing fan. Offers efficient cooling while staying quiet.
- Weight: 4.4 kg. Solid build quality without being overly heavy for standard ATX cases.
- MTBF: 100 000 h. Indicates exceptional durability and long service life.
- ATX version: 3.0 certified. Meets the latest industry standards for safety and performance.
Specifications
| Power |
| Max output current (+5Vsb) |
3 A |
| Max output current (+5V) |
25 A |
| Max output current (+12V) |
100 A |
| Max output current (+3.3V) |
25 A |
| Combined power (+5Vsb) |
15 W |
| Combined power (+5V) |
150 W |
| Combined power (+12V) |
1200 W |
| Combined power (+3.3V) |
150 W |
| Input current |
15 A |
| AC input frequency |
47 - 63 Hz |
| AC input voltage |
100 - 240 V |
| Total power |
1200 W |
| Ports & interfaces |
| Cabling type |
Fully-Modular |
| USB 3.2 Gen 1 (3.1 Gen 1) connectors |
1 |
| PCI Express power connectors (8-pin) |
4 |
| EPS power connector (8-pin) |
Yes |
| SATA power cable length |
800 mm |
| Number of PATA power connectors |
4 |
| Number of SATA power connectors |
4 |
| Motherboard power cable length |
61 cm |
| Motherboard power connector |
24-pin ATX |
| Performance |
| Mean time between failures (MTBF) |
100000 h |
| Bearing technology |
FDB |
| ATX version |
3.0 |
| 80 PLUS certification |
80 PLUS Platinum |
| Power supply unit (PSU) form factor |
ATX |
| Purpose |
PC |
| Design |
| On/off switch |
Yes |
| Fan location |
Top |
| Number of fans |
1 fan(s) |
| Fan diameter |
14 cm |
| Cooling type |
Active |
| Product colour |
Black |
| Weight & dimensions |
| Weight |
4.4 kg |
| Packaging data |
| Package type |
Box |
