ASUS ROG Loki SFX-L Platinum, 850 W, 100 - 240 V, Power Supply

Quiet builds need a power source that never shouts. The ASUS ROG Loki SFX-L Platinum, 850 W, 100-240 V, Power Supply delivers clean, efficient energy for compact rigs while staying whisper-quiet, so you can focus on gaming or work without distraction. Its 850 W capacity and ATX 3.0 compliance mean it can handle the latest GPUs and CPUs without breaking a sweat.

Usages of a 850 W Power Supply

Ideal for small-form-factor PCs, high-performance workstations and gaming towers that demand top-tier power in a tight space. The fully-modular design lets you route cables neatly, improving airflow and making daily upgrades or maintenance quick and tidy.

Benefits of ASUS Power Supply

• Silent operation: The 0dB technology stops the fan entirely below 40 % load, keeping your desk environment noise-free.
• Long-lasting reliability: Dual ball bearings extend fan life up to twice that of conventional designs.
• Future-proof performance: ATX 3.0 support and a 16-pin PCIe cable ready for up to 600 W on Gen 5.0 graphics cards keep you ready for next-gen hardware.
• Energy efficiency: 80 PLUS Platinum certification reduces electricity costs and heat output.
• Visual appeal: An ARGB-illuminated fan syncs with Aura Sync for coordinated lighting that matches your build’s style.

ASUS Power Supply

Choosing this unit means you get more than just power - you get confidence. The Platinum efficiency ensures that most of the electricity you draw becomes usable output, lowering your bills and keeping components cool. With a Lambda A certification for sub-25 dB noise, the Loki sets a new standard for quiet operation in the SFX-L class. Its 10-year warranty further guarantees that the investment will serve you reliably for years to come.

The compact 125 mm × 125 mm × 63.5 mm footprint fits easily into tight cases, while the 1.81 kg weight provides solid stability without being cumbersome. Fully modular cables, including a 55 cm CPU power lead and a 45 cm PCIe cable, give you the flexibility to organise your build exactly how you need it.

Key Features of a 850 W Power Supply

• Power capacity: 850 W. Provides ample headroom for demanding GPUs and CPUs.
• Efficiency rating: 80 PLUS Platinum. Delivers up to 94 % efficiency, reducing waste heat.
• Input voltage: 100-240 V. Works worldwide without the need for a voltage converter.
• Fan size: 12 cm. A single 120 mm fan balances airflow and silence.
• Cooling technology: Axial-tech fan design. Longer blades and a barrier ring improve pressure and keep temperatures low at low RPMs.
• Bearing type: Dual ball bearing. Extends fan lifespan and maintains performance over time.
• Modular cabling: Fully-modular. Lets you use only the cables you need for a tidy build.
• Protection features: Over-power, over-voltage, over-charge, overheating, short-circuit, under-voltage. Safeguards your components from electrical faults.
• ARGB fan: 8 addressable LEDs with Aura Sync. Adds customizable lighting that can reflect system temperatures.
• Warranty: 10 years worldwide. Guarantees core operation for a decade, with a 3-year cover for the RGB LEDs.

Specifications