Lian Li SX1200P Platinum Black 1200W 80 PLUS Platinum ATX 3.1 PCIe 5.1 Fully Modular Power Supply (SX1200P.B)
SKU: SX1200P.B
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Product Description
Lian Li SX Platinum Series Fully Modular ATX Power Supply (850W / 1000W / 1200W)
Deliver elite performance and unyielding stability to your high-end rig with the Lian Li SX Platinum Series. Available in 850W, 1000W, and 1200W capacities, in both striking black and clean white finishes, this premium power supply family pairs ultra-high efficiency with the latest industry standards. Fully modular and exceptionally compact, it is engineered to clean up your layout while ensuring silent and cool operation under any load.
Key Features:
- Dual Platinum Certifications: 80 PLUS Platinum and PPLP Platinum certified, delivering up to 94% conversion efficiency at 50% load to dramatically reduce AC losses, heat, and power bills.
- ATX 3.1 & PCIe 5.1 Ready: Engineered to handle the rigorous demands of next-gen hardware, supporting power excursions up to 200% of its rated output for seamless and dependable gaming.
- Stable Dual-Color 12V-2x6 Connector: Equipped with high-current copper-alloy terminals and a dual-color connector (blue indicator section) providing clear visual confirmation of a secure, safe installation.
- Smart Stop/Start Quiet Operation: The premium 120mm fluid dynamic bearing (FDB) fan completely shuts off when system load is at or below 40%. This eco/silent mode can be toggled via a dedicated rear switch.
- Premium Braided Cables Included: Comes complete with elegant, flexible braided-texture modular cables and matching cable combs for main lines (24-pin, CPU, GPU) for a professional, custom-looking finish.
- 100% Japanese 105°C Capacitors: Built exclusively with high-grade electrolytic and solid capacitors from top Japanese vendors (Rubycon, Nippon Chemi-Con, Nichicon) ensuring tight voltage regulation and low ripple.
- Compact 140mm ATX Length: Standard ATX height and width but with a shortened 140mm depth, offering wide chassis compatibility (including mATX setups) and maximizing cable-routing space.
Technical Specifications:
| Feature | Specification |
|---|---|
| Product Names | SX0850P (850W) / SX1000P (1000W) / SX1200P (1200W) |
| Available Colors | Black / White |
| Form Factor | ATX (Compact 140mm length) |
| ATX12V Version | ATX 3.1 / PCIe 5.1 |
| Efficiency Certification | 80 PLUS Platinum & PPLP Platinum |
| Modular Layout | Fully-Modular |
| Cable Type | Braided-texture with included combs (Main) / Flat ribbon sleeving (SATA) |
| Combined +12V Output | 850W: 849.6W | 1000W: 999.6W | 1200W: 1200W |
| Input Rating | 100 - 240Vac (Active PFC, PF > 0.95) |
| GPU Terminal Material | High-current copper alloy (12V-2x6) |
| PCIe 6+2 Pin Support | Up to 5 connectors (4 on the 850W model) |
| Cooling System | 120 mm FDB Fan (Max. speed 2000 RPM) |
| Fanless Mode | Smart Stop/Start mode (On/Off switchable) - Fan off under 40% load |
| Capacitors | 100% Japanese (Rubycon / Nippon Chemi-Con / Nichicon) 105°C rated |
| Hardware Protections | OPP, NLP, OVP, SCP, OCP, OTP, SIP, UVP |
| Dimensions | 150 mm (W) x 86 mm (H) x 140 mm (D) |
| Warranty | 10-Year limited warranty |
Other Available Options
Lian Li SX850P Platinum Black 850W 80 PLUS Platinum ATX 3.1 PCIe 5.1 Fully Modular Power Supply (SX0850P.B)
Lian Li SX850P Platinum White 850W 80 PLUS Platinum ATX 3.1 PCIe 5.1 Fully Modular Power Supply (SX0850P.W)
Lian Li SX1000P Platinum Black 1000W 80 PLUS Platinum ATX 3.1 PCIe 5.1 Fully Modular Power Supply (SX1000P.B)
Lian Li SX1000P Platinum White 1000W 80 PLUS Platinum ATX 3.1 PCIe 5.1 Fully Modular Power Supply (SX1000P.W)
Lian Li SX1200P Platinum White 1200W 80 PLUS Platinum ATX 3.1 PCIe 5.1 Fully Modular Power Supply (SX1200P.W)
In accordance with Quebec's Bill 29, our company and its affiliated partners expressly declare that we cannot guarantee the availability of spare parts, repair services, or the necessary information for the maintenance or repair of our products. For any questions regarding availability, please consult the manufacturer's website(s) directly. Learn more