80+ Platinum Full Modular ATX Power Supply LIAN LI SX1200P 1200W Platinum Full Modular ATX3.1 PC PSU Black & White Options | Japanese Capacitors | 10-Year Warranty Why Buy This ✓ 1200W Flagship Output — supports top-tier GPUs, overclocking & high-end workstation builds ✓ 80 PLUS Platinum — ultra-high efficiency, minimal heat & low energy consumption ✓ Full Modular Design — customizable cabling, clean airflow & premium build aesthetic ✓ ATX 3.1 Compliant — handles extreme GPU power spikes safely & reliably What You'll Get
A flagship-grade 1200W fully modular power supply from LIAN LI SX series, available in matte black or snow white finish. Engineered for extreme gaming systems, overclocked builds, professional content creation workstations and multi-component configurations, it delivers rock-solid 1200W continuous power with 80 PLUS Platinum efficiency.
The full modular cabling system lets you install only the cables your build needs, eliminating clutter and maximizing internal airflow. Built strictly to ATX 3.1 specifications, it easily absorbs transient power spikes from flagship graphics cards, ensuring unwavering system stability even under maximum sustained load.
Built with premium 105°C Japanese electrolytic capacitors for exceptional long-term durability and performance consistency, backed by an official 10-year manufacturer warranty for years of dependable service.
Color Options Please select your preferred color at checkout:
- Matte Black — stealthy premium look, perfect for dark-themed and sleeper builds
- Snow White — clean bright aesthetic, ideal for white-themed and showcase builds
- Both color variants share identical electrical specifications, features and warranty coverage
Key Features
- 1200W continuous power output, 80 PLUS Platinum certified efficiency
- Full modular cable design — fully customizable routing, zero unnecessary clutter
- ATX 3.1 standard — fully compatible with latest flagship graphics cards
- Premium 105°C Japanese capacitors — extended lifespan & stable performance
- Optimized quiet cooling fan — excellent thermal performance with low noise output
- Comprehensive protection suite: OVP, OCP, OPP, SCP, UVP & OTP
- Standard ATX form factor — fits most standard full-tower & mid-tower chassis
Specifications Item Detail Brand & Model LIAN LI SX1200P Wattage 1200W Continuous Output 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 full manufacturer warranty.
- 100% brand new, factory-sealed retail package
- Authentic LIAN LI product with official 10-year manufacturer warranty
- Includes complete set of modular cables, mounting screws & documentation
- Perfect cosmetic and functional condition, zero defects
⚠ Important — Read Before Buying:
Please select your desired color (Black / White) at checkout. This is a standard ATX power supply — confirm your case has ATX PSU mounting space and that 1200W is sufficient for your system configuration. We are not responsible for incompatibility caused by insufficient wattage or incorrect form factor. Package Includes
- 1 × LIAN LI SX1200P 1200W Power Supply (selected color)
- Full set of modular power cables
- Mounting screws & accessory pack
- User manual & warranty documentation
- Original retail box
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 protects retail box and internal components
Why Buy From Us
- 100% Genuine — authorized LIAN LI products, no counterfeits
- Ready stock — both colors in stock for fast dispatch
- Fast response — professional support for compatibility questions
- Trusted PC hardware seller — serving builders and enthusiasts worldwide
FAQ
Q: Is 1200W enough for overclocked flagship GPU builds?
A: Yes, 1200W supports most single flagship GPU builds with overclocking. For extreme overclocking or multi-GPU setups, we recommend calculating your total system power draw.
Q: Does it include all necessary cables?
A: Yes, it comes with a complete set of modular cables including motherboard, CPU, PCIe, SATA and peripheral cables.
Q: Are the black and white versions technically identical?
A: Yes. Both color variants have exactly the same electrical specs, features and warranty — only the exterior housing color differs.
Q: Will it fit in my PC case?
A: It uses standard ATX PSU form factor and fits most full-tower and mid-tower cases with standard ATX PSU mounting.
Questions about color options or system compatibility? Message us before ordering — we reply fast.
