LIAN LI SX1000P 1000W Platinum PSU

The LIAN LI SX1000P is a compact full-size ATX power supply delivering 1000 W from a short 140 mm enclosure. It’s aimed at high-performance gaming and workstation builds that need ATX compatibility, quiet operation and high conversion efficiency. The unit is fully modular and comes in black or white finishes.

The SX1000P is ATX 3.1 compliant and 80 PLUS Platinum certified, featuring PCIe 5.1 support via a stabilized 12V‑2×6 high-current terminal for next‑gen GPUs. It offers fanless operation up to 40% load, uses 105°C Japanese capacitors and includes comprehensive protections (OCP, OVP, OPP, etc.), making it suitable for systems with modern graphics cards and transient power spikes.

Specifications

• Wattage: 1000 W
• Form factor: ATX, 140 mm depth
• Efficiency certification: 80 PLUS Platinum
• Standards compatibility: ATX 3.1, PCIe 5.1 (12V‑2×6)
• Modularity: Fully modular cables
• Capacitors: 100% Japanese 105°C (Rubycon / Nichicon / Nippon Chemi‑Con)
• Cooling: 120 mm FDB fan, fanless mode up to 40% load
• Protections: OCP, OVP, OTP, OPP, SCP, UVP, NLP, SIP
• Input rating: 100–240 VAC, 50–60 Hz
• Combined +12V output: 999.6 W
• Combined +3.3V/+5V: 100 W
• PCIe connectors: Up to five PCIe 6+2 (includes 12V‑2×6 on 1000W model)