80+ Platinum Full Modular ATX Power Supply LIAN LI SX Series 850W / 1000W / 1200W ATX3.1 Platinum PSU Black & White Available | Japanese Capacitors | 10-Year Warranty Why Buy This ✓ 80 PLUS Platinum — ultra-high efficiency, stable output & lower energy cost ✓ Full Modular Design — clean cable management, better airflow & custom builds ✓ ATX 3.1 Compliant — supports latest high-end GPUs & peak power spikes ✓ 10-Year Warranty — premium build with 105°C Japanese capacitors What You'll Get
A high-end LIAN LI SX series platinum-certified fully modular power supply, available in 850W, 1000W and 1200W power ratings with black or white color options. Built for premium gaming PCs, content creation workstations and high-performance builds.
Featuring full modular cabling, you only use the cables you need for a clean, tidy interior and improved airflow. The ATX 3.1 specification delivers reliable power delivery for the latest graphics cards and high-power components, with stable performance even under sustained full load.
Built with top-grade 105°C Japanese electrolytic capacitors for long service life and consistent performance. Backed by an official 10-year warranty, it offers peace of mind for long-term system builds.
Available Models Please select your preferred wattage and color at checkout:
- Power Options: 850W (SX850P) / 1000W (SX1000P) / 1200W (SX1200P)
- Color Options: Matte Black / Snow White
- All models are 80 PLUS Platinum certified & fully modular ATX3.1 design
Key Features
- 80 PLUS Platinum certified — high conversion efficiency, low heat & power saving
- Full modular cable design — easy routing, clean build look, reduced clutter
- ATX 3.1 standard — supports GPU power spikes, compatible with latest hardware
- Premium 105°C Japanese capacitors — stable performance & long durability
- High-quality quiet cooling fan — optimized airflow with low noise operation
- Multiple PCIe 4.0/5.0 connectors — supports high-end graphics cards
- Comprehensive protection — OVP, OCP, OPP, SCP, UVP & OTP safeguards
- Standard ATX form factor — fits most standard PC chassis
Specifications Item Detail Brand & Series LIAN LI SX Series Model Options SX850P (850W) / SX1000P (1000W) / SX1200P (1200W) Efficiency Certification 80 PLUS Platinum Cable Design Full Modular Standard ATX 3.1 Capacitors 105°C Japanese Electrolytic Capacitors Form Factor Standard ATX PSU Color Options Matte Black / Snow White Protection Features OVP / OCP / OPP / SCP / UVP / OTP Condition Brand new & 100% genuine. This is an official LIAN LI retail product, factory sealed in original packaging with all included accessories and warranty.
- 100% brand new, factory sealed retail package
- Authentic LIAN LI official product with full manufacturer warranty
- Includes all modular cables, mounting screws and documentation
- Perfect condition, no damage or defects
⚠ Important — Read Before Buying:
Please select your desired wattage (850W / 1000W / 1200W) and color (Black / White) at checkout. Verify your PC case has standard ATX PSU space and that the wattage is sufficient for your components. We are not responsible for incompatibility caused by insufficient power or wrong form factor. Package Includes
- 1 × LIAN LI SX Series Power Supply (selected wattage & color)
- Full set of modular power cables
- Mounting screws & accessories pack
- User manual & warranty documentation
- Original retail packaging
Warranty & Returns Warranty 10-year official manufacturer warranty Returns 30-day returns accepted (sealed unopened only) Quality Check Factory sealed, 100% genuine LIAN LI verified before dispatch Shipping
- Dispatched within 1–3business days after payment
- Tracking number provided for every order
- Standard & Expedited options at checkout
- Shockproof packaging to protect retail box and internal components
Why Buy From Us
- 100% Genuine — official LIAN LI authorized products, no counterfeits
- Ready stock — all models in stock for fast dispatch
- Fast response — professional support for compatibility questions
- Trusted PC hardware seller — serving builders and enthusiasts worldwide
FAQ
Q: Which wattage should I choose?
A: 850W for mid-high end gaming builds, 1000W for high-end single GPU systems, 1200W for flagship GPUs and multi-component workstations.
Q: Does it come with all the cables?
A: Yes, all models include a full set of modular cables including motherboard, CPU, PCIe, SATA and peripheral cables.
Q: Is this ATX 3.1 compatible with RTX 40/50 series GPUs?
A: Yes, the ATX 3.1 specification supports the power spike requirements of latest high-end graphics cards.
Q: Can it fit in my PC case?
A: It uses standard ATX PSU form factor and fits most cases with standard ATX PSU mounting.
Questions about wattage selection or compatibility? Message us before ordering — we reply fast.
