Lian Li SX Series 80 PLUS Platinum Power Supply, Fully Modular, PCIe 5.1, ATX 3.1 - 1200 Watt, Black

The Lian Li SX Series 80 PLUS Platinum Power Supply delivers exceptional efficiency and reliability for high-performance systems. With a fully modular design and compliance with ATX 3.1 and PCIe 5.1 standards, this 1200W unit is engineered to support the latest graphics cards and demanding workloads. Its 100% Japanese electrolytic capacitors and Fluid Dynamic Bearing fan ensure long-lasting durability and quiet operation.

Advantages

Experience stable power delivery with 80 PLUS Platinum efficiency (up to 92% at typical loads), reducing energy waste and heat generation. The fully modular cabling system allows for clean builds and improved airflow. The included 12V-2x6 connector provides up to 600W for next-gen GPUs, while the Zero RPM fan mode ensures silent operation under low loads.

Suitable for

• High-end gaming PCs with multiple GPUs
• Workstations for content creation and rendering
• Servers requiring reliable 24/7 operation
• Enthusiast builds with custom water cooling

Key specifications

• Total Power: 1200 W
• Efficiency: 80 PLUS Platinum
• Form Factor: ATX
• Modularity: Fully Modular
• ATX Standard: ATX 3.1
• PCIe Standard: PCIe 5.1
• PCIe 12V-2x6 Connector: 1x (600W rated)
• Fan Diameter: 120 mm
• Fan Bearing: Fluid Dynamic Bearing (FDB)
• Zero RPM Mode: Yes
• Input Voltage: 100-240V AC
• Input Frequency: 50/60 Hz
• Main ATX Connector: 1x 24-pin
• EPS/CPU Connectors: 2x 8-pin (4+4)
• PCIe 6+2-pin Connectors: 4x
• SATA Power Connectors: 8x
• Molex Connectors: 4x
• Protection Features: OVP, OPP, SCP, OCP, UVP, OTP
• Capacitor Type: 100% Japanese Electrolytic (105°C rated)
• MTBF: 100,000 hours

Recommendations

For optimal performance, pair this power supply with a high-end motherboard and graphics card that support ATX 3.1 and PCIe 5.1. Ensure your case has adequate space for the ATX form factor and cable management. The fully modular design simplifies installation and maintenance.