Lian Li Sp850 850W 80 Plus Platinum ATX3.1 Full Modular With ATX adapter bracket SFX Black Power Supply

The black LIAN LI SP Platinum 850W SFX power supply is designed for compact, high-performance PCs that need a small-form-factor PSU without giving up modern GPU connectivity. Its fully modular cabling helps keep tight ITX and compact gaming builds tidy, while the included SFX-to-ATX bracket supports installation in compatible larger cases.

Key features

• 850W output: suitable for compatible performance-focused gaming and workstation builds, subject to the full system’s power requirements.
• 80 PLUS Platinum: high-efficiency certification; LIAN LI specifies up to 92% efficiency at 50% load.
• ATX 3.1 and PCIe 5.1 readiness: includes a reinforced 12V-2×6 cable rated for up to 600W.
• Fully modular cables: connect only the cables needed for the build.
• Compact SFX dimensions: 125 × 63.5 × 100 mm.
• 92mm FDB fan and fanless mode: the manufacturer lists zero-RPM operation under light load.
• Protection features: OPP, OVP, SCP, UCP, OTP, UVP and SIP.
• Included SFX-to-ATX bracket: allows use in cases designed to accept a compatible ATX PSU mounting position.

Who is it for?

Choose this PSU if you are building a compact PC and need 850W, fully modular cabling, Platinum efficiency and a modern 12V-2×6 GPU power connection. It may also suit compatible larger cases when using the supplied bracket.

Compatibility checklist

• Confirm that your case supports SFX power supplies or can use the included SFX-to-ATX bracket.
• Check GPU power connector requirements and follow the graphics-card and PSU installation instructions.
• Confirm total system power requirements and available modular connectors before ordering.
• Do not mix modular PSU cables from another power-supply model.

Warranty and package notes

LIAN LI lists a 10-year manufacturer warranty for the SP Platinum series. Local warranty coverage and the exact variant should be confirmed with Alfrensia before purchase. The product title identifies the black 850W Platinum model; check the label on the supplied unit to confirm the model number.

Product image shows the LIAN LI SP0850P.B black 850W Platinum SFX PSU. Final connector count and package contents should be checked against the physical unit.