Lian Li SP Series Platinum 850W SFX power supply, 80 PLUS Platinum, full modular, PCIe 5.1, ATX 3.1, black
- Wattage: 850 W
- Efficiency Rating: 80 PLUS Platinum
- Form: SFX
Compact 850-watt power supply with 80 PLUS Platinum efficiency, SFX form factor including ATX bracket, zero-RPM fan mode & modular design

With the Lian Li SP Platinum 850W power supply, you’re perfectly equipped for modern gaming hardware. This compact unit delivers up to 850 watts of power and can effortlessly supply high-end CPUs from Intel or AMD, as well as graphics cards like the RTX-5070 Ti.
Thanks to the space-saving SFX form factor and the included ATX bracket, it can be installed in almost any PC case—from Mini-ITX to full tower. With efficiency up to 92% at half load, it achieves 80 PLUS Platinum certification. This means lower power consumption and whisper-quiet operation, thanks to the 92mm fan with Zero-RPM mode.
- Compact SFX form factor: Includes ATX bracket for broad case compatibility
- 850 watts power: Ideal for high-performance gaming systems
- 80 PLUS Platinum efficiency: Up to 92% efficiency at half load
- Fully modular design: Comes with a complete set of braided cables
- ATX 3.1 & PCIe 5.1 standard: Future-proof with 12V 2x6 connector
- Quiet cooling: 92mm FDB fan with Zero-RPM mode
Compact & flexible usage
The Lian Li SP Platinum impresses with its space-saving build—measuring only 125 x 100 x 63.5 mm. This makes it ideal for small SFX cases, and, thanks to the included bracket, it can also be used in ATX cases. Perfect for systems where space and performance matter equally.
Powerful for modern hardware
With up to 850 watts of power, this power supply is an excellent fit for today’s high-end components. It offers plenty of power for the latest processors and graphics cards, while leaving enough headroom for drives, peripherals, and cooling systems.
High energy efficiency
Thanks to Japanese Rubycon capacitors, the SP Platinum achieves highly efficient power delivery. At half load, up to 92% of consumed energy is converted into usable power. The result: 80 PLUS Platinum certification for maximum efficiency and reduced heat generation.
High-quality, modular cables
The Lian Li SP Platinum features a fully modular design for maximum flexibility and a neat appearance. All braided cables are flexible and easy to arrange. A special 12V 2x6 connector with dual-color marking ensures a secure connection.
Additionally, a C14 to C13 extension cable with an integrated power switch is included, allowing you to conveniently switch off your PC’s power supply—even if the unit is mounted deep inside the case.
Safe & durable
This power supply is equipped with comprehensive protection features, including overcurrent, overvoltage, overload, and short-circuit protections, keeping your hardware safe at all times.
Thanks to premium components and precise manufacturing, the SP Platinum is built for longevity—providing a reliable foundation for your system.