ASUS ROG LOKI SFX-L Platinum 750W Modular Power Supply

Overview

The ASUS ROG LOKI SFX-L Platinum 750W Modular Power Supply is a compact power unit designed to deliver reliable and efficient power for small form factor builds. It provides 750 watts of continuous output on a single +12 volt rail, ensuring stable power delivery to modern CPUs and graphics cards. With an 80 PLUS Platinum rating and up to 92 percent efficiency at half load, this PSU minimizes wasted energy and heat, making it well suited for tight enclosures where cooling and noise are critical.

Its 120 mm PWM-controlled fan features dual ball bearings for durability and operates silently under light loads thanks to a zero RPM mode below 40 percent system demand. The fully modular cable design simplifies cable management in compact cases, while the inclusion of a 16-pin PCIe 5.0 connector supports the latest high-power graphics cards. This power supply also complies with the ATX 3.0 standard, ensuring compatibility with future hardware upgrades.

Key features

• Provides consistent 750 W power on a single +12 V rail to support demanding components without fluctuation
• Modular cables allow you to connect only what your build requires, reducing clutter and improving airflow
• Includes a PCIe 5.0 16-pin connector capable of delivering up to 600 W for next-generation GPUs
• 80 PLUS Platinum certification ensures high energy efficiency, reducing electricity costs and heat output
• 120 mm fan with PWM control and 0 dB mode keeps noise levels below 25 dB during low loads for quiet operation
• Large internal ROG heatsinks and premium Japanese capacitors enhance thermal stability and extend component lifespan
• ARGB fan lighting synchronizes with Aura Sync to integrate visually with ROG-themed systems
• Comprehensive protections guard against overcurrent, overvoltage, and overheating to safeguard your components

Key specs

• Power output: 750 W continuous
• Rail configuration: Single +12 V rail
• Efficiency rating: 80 PLUS Platinum, up to 92% at 50% load
• Fan size: 120 mm dual ball bearing with PWM control
• Noise level: Below 25 dB (Lambda A certification)
• Connector type: Fully modular cables with PCIe 5.0 16-pin (up to 600 W)
• Form factor: SFX-L
• Compliance: ATX 3.0 standard

Connectivity and compatibility

This power supply is designed to fit compact SFX-L cases while supporting the latest hardware standards. The modular design lets you customize cable connections to your specific build, improving airflow and ease of installation. The PCIe 5.0 16-pin connector ensures compatibility with the newest graphics cards that demand high power delivery, while the ATX 3.0 compliance guarantees readiness for upcoming components and power management features.

Performance and reliability

Built with high-quality Japanese capacitors and large ROG heatsinks, this PSU maintains stable voltages and efficient heat dissipation even during intense gaming or creative workloads. The dual ball bearing fan is engineered for long life and quiet operation, with a zero RPM mode that eliminates fan noise during light use. Its Lambda A noise certification confirms that it stays whisper-quiet, making it a strong choice for noise-sensitive environments like living rooms or home offices.

Ideal uses and environments

This power supply fits well in high-end Mini-ITX gaming rigs, compact workstations, and quiet home theater PCs. Its combination of high wattage, efficiency, and small size makes it suitable for users who need powerful performance without sacrificing space or acoustics. Builders focused on clean cable management and future-proofing will appreciate its modular design and support for the latest power delivery standards.