Lian Li SX3.1 ATX1000 1000 W 80+ Platinum, Fully Modular, White

Lian Li SX1000 ATX3.1 1000 W 80+ Platinum Power Supply

The Lian Li SX1000 is a 1000 W ATX 3.1 compliant power supply with 80 PLUS Platinum efficiency certification. Its fully modular cable design allows for clean, tailored cable management in any PC build.

• 1000 W continuous output delivers stable power for high-end GPUs and multi-core CPUs
• 80 PLUS Platinum efficiency reduces power waste and lowers system heat output
• Fully modular cable set lets you connect only the cables you need
• ATX 3.1 form factor ensures compatibility with the latest motherboard power designs
• 24 months manufacturer warranty provides long-term reliability and investment protection

What sets the Lian Li SX1000 apart

Lian Li is a recognised name in PC components, known for precision engineering and quality control. The SX1000 combines high efficiency with a fully modular architecture, making it suitable for both compact builds and high-performance gaming rigs that demand clean routing and stable power delivery.

Ideal for

Users building or upgrading high-performance PCs with demanding graphics cards and processors. The 1000 W capacity and ATX 3.1 compatibility make it a reliable choice for workstations and gaming systems that require consistent, efficient power.

Application of Lian Li SX1000

1. Install the power supply into the PC case, securing it with the provided mounting screws
2. Connect only the modular cables required by your components (GPU, CPU, motherboard, storage)
3. Route cables through the case's cable management channels for optimal airflow
4. Power on and verify stable operation via the motherboard's power LED and POST diagnostics