LIAN LI has announced the launch of its new SX Platinum Series power supply units, combining high efficiency, premium build quality, and next-generation compatibility within a compact 140mm ATX form factor.
LIAN LI has announced the launch of its new SX Platinum Series power supply units, combining high efficiency, premium build quality, and next-generation compatibility within a compact 140mm ATX form factor.
LIAN LI has announced the launch of its new SX Platinum Series power supply units, combining high efficiency, premium build quality, and next-generation compatibility within a compact 140mm ATX form factor. Available in 850W, 1000W, and 1200W models, and in both black and white finishes, the SX Platinum Series is engineered to deliver exceptional performance for modern, high-powered systems while maintaining quiet and efficient operation.
Built on ATX 3.1 and PCIe 5.1 standards, the LIAN LI SX Platinum Series supports the latest hardware, including GPUs equipped with 12V-2×6 connectors. It delivers stable 12V power with support for power excursions of up to 200% of its rated output, ensuring reliability under extreme loads.
Key Features
• 80 PLUS Platinum and PPLP Platinum certification for up to 94% efficiency at 50% load, reducing energy waste and heat output.
• ATX 3.1 and PCIe 5.1 compliant, ensuring compatibility with next-generation components.
• 12V-2×6 reinforced connector with high-current copper-alloy terminals for safer, more efficient GPU power delivery.
• Fanless operation up to 40% load, with a smart stop/start system for silent performance during light workloads.
• 100% Japanese Rubycon, Nippon Chemi-Con, and Nichicon 105°C capacitors for long-term durability and voltage stability.
• Fully modular design with braided cables and included combs, allowing for clean cable management and improved aesthetics.
• Standard 140 mm ATX length for wide case compatibility, including compact builds such as the O11 Vision Compact.
• Comprehensive protection suite — OCP, OVP, OTP, OPP, SCP, UVP, NLP, and SIP for safe, reliable power delivery.
• 10-year warranty, underscoring LIAN LI’s commitment to quality and long-term dependability.
The LIAN LI SX Platinum Series is designed for builders seeking premium efficiency and future-ready compatibility without compromise. With its compact size, whisper-quiet fan profile, and advanced power stability, it delivers a balance of style, performance, and reliability worthy of LIAN LI’s premium PSU line-up.
Pricing and Availability
The LIAN LI SX Platinum Series power supply units are now available at partner resellers including Amazon in the United States and Overclockers UK in the United Kingdom. See pricing below.
LIAN LI SX Platinum 850W (Black/White): US$119.99 / £109.99
LIAN LI SX Platinum 1000W (Black/White): US$149.99 / £130.99
LIAN LI SX Platinum 1200W (Black/White): US$159.99 / £139.99
