When your rig demands constant, clean power for the latest graphics cards and high-end CPUs, a weak supply can cause crashes, noise and wasted electricity. The Corsair HXi Series HX1000i, 1000W, 100 - 240 V, 47 - 63 Hz, Power Supply delivers stable, efficient energy so you can push your system to the limit without worrying about stability or overheating.
Benefits of Corsair Power Supply
- Consistent power: 92 % efficiency means lower electricity bills and less heat.
- Quiet operation: Zero RPM mode keeps the fan off during light loads, reducing noise.
- Future-proof connectivity: Fully modular cables and three EPS12V connectors let you add new components easily.
- Reliable components: 105 °C Japanese electrolytic capacitors ensure long-term durability.
- Simple monitoring: iCUE software lets you adjust fan speed and rail mode from your desktop.
Corsair Power Supply for Reliable Builds
Every day you’ll notice how smooth your PC runs, even under heavy gaming or rendering sessions. The digital control circuitry supplies clean voltage, minimising coil whine and keeping temperatures low. With ATX 3.0 certification you get the confidence that the unit meets the latest reliability standards, so your system feels stable and responsive from the first boot to the final shutdown.
Usages of a 1000W Power Supply
A 1000W capacity is ideal for high-performance workstations, enthusiast gaming rigs with multiple RTX 40-series GPUs, and servers that run demanding workloads. It also supports modern standby, giving you fast wake-up times while maintaining efficiency during idle periods.
Key Features of a 1000W Power Supply
- Efficiency: 92 % rating. Delivers more power to components while using less electricity.
- Total output: 1000 W. Provides ample headroom for the most power-hungry builds.
- +12 V current: 83.3 A. Supports multiple high-end graphics cards without strain.
- Modular cabling: Fully-Modular. Lets you use only the cables you need, improving airflow.
- Fan size: 14 cm. A 140 mm fluid-dynamic bearing fan balances cooling and quietness.
- Fan mode: Zero RPM. Fan stops at low and medium loads for near-silent operation.
- Certification: 80 PLUS Platinum. Guarantees high efficiency and lower heat output.
- ATX version: 3.0. Meets the newest industry standards for reliability.
- Connectors: 4× PCIe (6+2 pin), 1× EPS12V, 8× SATA, 8× Molex. Offers versatile options for all components.
- Software: iCUE integration. Allows real-time monitoring and fan control from your PC.
Specifications
| Power |
| Efficiency |
92% |
| Max output current (+5Vsb) |
3 A |
| Max output current (+5V) |
25 A |
| Max output current (+12V) |
83.3 A |
| Max output current (+3.3V) |
25 A |
| Combined power (+5Vsb) |
15 W |
| Combined power (+5V) |
150 W |
| Combined power (+12V) |
999.6 W |
| Combined power (+3.3V) |
150 W |
| AC input frequency |
47 - 63 Hz |
| AC input voltage |
100 - 240 V |
| Total power |
1000 W |
| Ports & interfaces |
| Cabling type |
Fully-Modular |
| USB 3.2 Gen 1 (3.1 Gen 1) connectors |
1 |
| PCI Express power connectors (6+2 pin) |
4 |
| EPS power connector (4+4 pin) |
Yes |
| Peripheral (Molex) power connectors (4-pin) |
8 |
| Number of SATA power connectors |
8 |
| Motherboard power connector |
24-pin ATX |
| Performance |
| Silent mode |
Yes |
| ATX version |
3.0 |
| 80 PLUS certification |
80 PLUS Platinum |
| Power supply unit (PSU) form factor |
ATX |
| Purpose |
PC |
| Design |
| On/off switch |
Yes |
| Number of fans |
1 fan(s) |
| Fan diameter |
14 cm |
| Product colour |
Black |
| Packaging content |
| USB cable length |
0.525 m |
| Cable tie(s) included |
Yes |
| Cables included |
AC |
