Lian Li SX850P 850W 80 Plus Platinum ATX 3.1 Full Modular White Power Supply
1 EGP
⚡ Quick Verdict:
The Lian Li SX850P is a premium 850W ATX 3.1 power supply with 80 Plus Platinum efficiency, 10-year warranty, and full modular design. Featuring braided cables, Japanese capacitors, and smart fan control — it’s the ultimate choice for high-end builds.
10-Year Warranty
Lian Li SX850P — 850W Platinum ATX 3.1 Full Modular PSU
The Lian Li SX850P is a premium 850W power supply featuring 80 PLUS Platinum efficiency, ATX 3.1 compliance, and full modular design. With 100% Japanese capacitors, braided cables, smart fan control, and a 10-year warranty — it delivers exceptional performance and reliability for high-end builds.
🥇 Platinum Efficiency
🔌 ATX 3.1 Ready
🔇 Fanless up to 40%
📦 10-Year Warranty
Technical Specifications
Feature Gallery
Explore the premium features of the Lian Li SX850P Platinum PSU.
Is the Lian Li SX850P Right For You?
✓ Best For
- ✔ High-end gaming PCs with RTX 40/50 Series GPUs
- ✔ White-themed premium builds
- ✔ Users wanting ATX 3.1 and PCIe 5.1 compatibility
- ✔ Those who value 10-year warranty peace of mind
- ✔ Users who appreciate fanless operation at low loads
✗ Not Ideal For
- ✗ Users needing more than 850W for multi-GPU setups
- ✗ Those on a tight budget (premium Platinum tier)
- ✗ Users who prefer black PSU aesthetics
- ✗ Those who don’t need ATX 3.1 features
Connector Compatibility
| Connector | Quantity | Supports |
|---|---|---|
| 24pin ATX | 1 | Motherboard Power |
| 12V-2×6 (PCIe 5.1) | 1 | RTX 40/50 Series GPUs |
| 4+4pin CPU | 2 | CPU Power |
| 6+2pin PCIe | 3 | AMD GPUs / PCIe Devices |
| SATA | 8 | SATA Drives / SSDs |
| Molex | 4 | Peripheral Devices |
What’s Included
Every Lian Li SX850P ships with the following contents.
💡 Pro Tip: Maximize Your SX850P Experience
The SX850P’s fanless operation up to 40% load makes it ideal for quiet builds. For best results, ensure the fanless mode switch on the rear is set to “ON” for automatic control. The braided cables with combs give a professional finish — take time to route them neatly behind the motherboard tray. The 140mm length offers excellent case compatibility, even in compact builds. The safety certifications (CE, TUV, CB, FCC, BSMI) guarantee reliable operation in all regions.
ℹ️ Technical Information: 12V-2×6 Connector & Safety
The SX850P features a 12V-2×6 copper-alloy terminal with a dual-color connector for safe and efficient power delivery. Ensure the blue section is fully inserted when connecting to your graphics card. The PSU supports power excursions up to 200% of rated output for stable power delivery. It is certified with CE, TUV, CB, FCC, and BSMI safety standards for reliable operation worldwide.
Common Questions About the Lian Li SX850P
Is the Lian Li SX850P compatible with ATX 3.1 and PCIe 5.1?
Yes. The SX850P is fully compliant with ATX 3.1 and PCIe 5.1 standards, featuring a 12V-2×6 connector with reinforced high-current terminals for next-gen GPUs.
What is the efficiency certification of the Lian Li SX850P?
80 Plus Platinum. The SX850P is 80 PLUS Platinum certified with up to 94% conversion efficiency at 50% load for reduced heat and energy costs.
What is the warranty on the Lian Li SX850P?
10-Year Warranty. The SX850P comes with a 10-year warranty for long-term confidence and system stability.
Does the Lian Li SX850P feature fanless operation?
Yes. The SX850P features smart stop/start technology with fanless operation up to 40% load for whisper-quiet performance.
What type of capacitors does the Lian Li SX850P use?
100% Japanese 105°C capacitors. The SX850P uses Rubycon, Nippon Chemi-Con, and Nichicon capacitors for stable voltage regulation and long-term reliability.
Warranty: 10 Years warranty included.
Recycle/Disposal: Please dispose of this product in accordance with local, state, or federal laws. Recycle responsibly.
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| pa_fan-size-mm | 120 mm |
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