Owner's Manual for ASUS ROG Strix 1200W Platinum Power Supply Unit
Quick guide for the ASUS ROG Strix 1200W Platinum power supply, covering key features like GaN MOSFET technology, ATX 3.1 compatibility, hardware specifications, and connector details.
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This document provides an overview of the ASUS ROG Strix 1200W Platinum power supply unit. It highlights key performance features, technical specifications, and connector configurations necessary for building a high-performance gaming PC.
ASUS Features
The ROG Strix 1200W Platinum includes several advanced technologies to ensure stability and longevity:



- GaN MOSFET: Utilizes Gallium Nitride technology for better power transition, improved efficiency, and enhanced heat dissipation compared to traditional MOSFETs.
- Intelligent Voltage Stabilizer: Features a GPU voltage sensor that enhances voltage stability by up to 45% during demanding gaming and overclocking.
- ROG Heatsinks: Designed to facilitate lower temperatures, extend component lifespan, and allow for extended 0dB operation.
- Dual Ball Fan Bearings: A 135mm fan with a dual ball bearing setup for increased durability.
- ATX 3.1 Compatible: Fully compliant with the latest standards, including a 16-pin PCIe cable capable of delivering up to 600W to Gen 5.0 graphics cards.
- 80 PLUS Platinum Certification: Uses low-ESR Japanese capacitors to guarantee 89% efficiency at 100% load and 92% efficiency at 50% load.
Hardware Specification
Key technical parameters for the ROG-STRIX-1200P-GAMING:
- AC Input Range: 100-240Vac
- Total Output: 1200W
- Protection Features: OPP, OVP, UVP, SCP, OCP, OTP
- Dimensions: 160 x 150 x 86 mm
- Weight: 1.84 kg (single PSU)
Connectors
The unit comes with the following connector configuration:
- MB 24/20-pin x 1
- CPU 4+4-pin x 2
- PCI-E 16-pin x 1
- PCI-E 6+2-pin x 4
- SATA x 6
- Peripheral x 3
Installation and Customization
The PSU features a DIY-friendly CPU power connector with a distinct clip and color scheme to simplify identification during installation. Additionally, the package includes stickers for cosmetic customization of the PSU's appearance.




Manufacturer information
ASUSTeK Computer Inc.
Practical help
Common problems
Use the provided CPU power cables which feature a distinct clip and unique color scheme for easier identification.
Refer to the FAQ section for specific instructions on the proper usage of the advanced 16-pin PCIe cable.
Before use
- Verify that your PC components are compatible with the ATX 12V standard.
- Ensure the AC input voltage in your region is within the 100-240Vac range.
- Check that your graphics card supports the 16-pin PCIe Gen 5.0 connection if you intend to use the bundled cable.
- Confirm you have enough space in your PC case for the 160 x 150 x 86 mm dimensions.
Specs in practice
- 80 PLUS Platinum
- Indicates high energy efficiency, specifically 89% at 100% load and 92% at 50% load.
- Protection Features (OPP/OVP/UVP/SCP/OCP/OTP)
- Safety circuits that protect the PSU and components from Over Power, Over Voltage, Under Voltage, Short Circuit, Over Current, and Over Temperature conditions.
Images and diagrams
- The efficiency chart shows the ROG Strix 1200W Platinum maintaining higher efficiency levels than the standard 80 PLUS Platinum requirement.
- The voltage graph illustrates how the Intelligent Voltage Stabilizer (IVS) reduces voltage drops during heavy load starts.
Model compatibility
- Fully compliant with ATX 3.1 standards for next-gen hardware.
- Bundled with a 16-pin PCIe cable for PCIe Gen 5.0 graphics cards.
Manual page author
David Miller
Documentation analyst
Organizes user manual content into clear summaries, with attention to model details, product context, and everyday usability.