ASUS ROG Strix 1200W Gaming PSU

£252.95 inc VAT

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About This Item

  • 1200W ATX 3.1 gaming PSU with 80 PLUS Platinum efficiency
  • GaN MOSFET technology delivers up to 30% superior power efficiency
  • GPU-FIRST voltage sensing with patented-intelligent voltage stabilizer
  • Semi-passive cooling with single top-mounted fan and ROG heatsinks
  • Fully-modular design with 20+4 pin ATX, 4+4 pin CPU, and 6+2 pin PCIe connectors
  • Native 16-pin PCIe cable supports up to 600W for PCIe Gen 5.0 graphics cards
  • 10-year warranty with over current, over power, over voltage, short circuit, and under voltage protection

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Description

ASUS ROG Strix Platinum 1200W | High-Efficiency Gaming PSU

The ASUS ROG Strix Platinum 1200W delivers uncompromising power delivery and next-generation efficiency for high-end gaming rigs. Engineered with GaN MOSFET technology and intelligent voltage stabilization, this ATX 3.1-ready power supply unit ensures stable, cool operation even under extreme gaming loads.

Slim Specs Table

Metric Spec
Total Power 1200 W
Efficiency Rating 80 PLUS Platinum
Cooling Semi-passive, 120mm fan
Dimensions 160 x 150 x 86 mm
Warranty 10 years

GaN MOSFET Technology for Superior Efficiency

The ROG Strix Platinum PSU features next-generation GaN MOSFET technology that delivers up to 30% better power efficiency compared to traditional silicon designs. This advanced semiconductor material not only reduces energy waste but also enables a more compact internal layout, creating space for larger heatsinks and improved airflow management for enhanced thermal performance.

GPU-First Voltage Sensing with Intelligent Stabilizer

Experience rock-solid power delivery with the patented “GPU-FIRST” voltage sensing system. When connected via the included IVS cable, this innovative technology enhances voltage stability by up to 45% during demanding gaming sessions and overclocking scenarios. For users who prefer conventional CPU-focused voltage sensing, simply disconnect the IVS cable to revert to standard operation.

ATX 3.1 Ready for Next-Gen Hardware

Future-proof your build with ATX 3.1 compliance, ensuring compatibility with the latest high-performance components. The included 16-pin PCIe cable supports up to 600W delivery to PCIe Gen 5.0 graphics cards, making this PSU ready for the most demanding next-generation hardware. Whether you’re running multiple GPUs or planning future upgrades, this power supply has you covered.

Premium Cooling and Silent Operation

ROG heatsinks facilitate lower operating temperatures, extending component lifespan and enabling extended 0dB operation during light loads. The dual ball fan bearings deliver exceptional durability with a 80,000-hour lifespan—twice that of standard sleeve bearings—ensuring reliable, quiet cooling throughout years of use.

Box Contents

  • ASUS ROG Strix 1200W Platinum power supply unit
  • 16-pin PCIe cable for PCIe Gen 5.0 graphics cards
  • Fully modular cable set with etched cables
  • IVS cable for GPU-first voltage sensing
  • Mounting screws and cable ties
  • Customization stickers
  • User manual

Check before you buy

  • Confirm your case has sufficient clearance for 160mm depth and 86mm height
  • Verify your graphics card requires a 16-pin PCIe connector for full power delivery
  • Check that your motherboard supports 20+4 pin ATX power connection
  • Ensure your power outlet matches the 100-240V AC input range

Frequently Asked Questions

Q: Is this PSU compatible with PCIe 5.0 graphics cards?

A: Yes, it includes a native 16-pin PCIe cable ready for PCIe Gen 5.0 cards requiring up to 600W power delivery.

Q: What does the IVS cable do?

A: The IVS cable enables “GPU-FIRST” voltage sensing, improving voltage stability by up to 45% for graphics card power delivery.

Q: How quiet is this power supply?

A: The semi-passive cooling design enables 0dB operation during light loads, with intelligent fan control for minimal noise under typical gaming conditions.

Q: Can I use this PSU in a small form factor build?

A: With dimensions of 160 x 150 x 86mm, it fits standard ATX cases but may be too large for compact SFX builds.

Q: What makes this PSU more efficient than others?

A: The GaN MOSFET technology delivers up to 30% better efficiency than traditional designs, reducing heat and improving overall system performance.

The Consultant’s verdict & warranty

The ASUS ROG Strix Platinum 1200W represents an exceptional choice for serious gamers and content creators demanding stable, efficient power delivery for high-end systems. With its ATX 3.1 compliance, GaN MOSFET technology, and intelligent voltage stabilization, this PSU delivers the reliability and performance needed for demanding applications. Covered by the standard Manufacturer Warranty.

Specifications
Cooling
Number of fans1 fan(s)
Fan locationTop
Cooling typeSemi-passive
Performance
On/off switchYes
Power supply unit (PSU) form factorATX
80 PLUS certification80 PLUS Platinum
PurposePC
ATX version3.1
Mean time between failures (MTBF)120000 h
Design
80 PLUS certification80 PLUS Platinum
Product colourBlack
On/off switchYes
Number of fans1 fan(s)
IlluminationYes
Fan locationTop
Cooling typeSemi-passive
Power
Total power1200 W
AC input voltage100 - 240 V
Power Factor Correction (PFC) typeActive
Combined power (+3.3V)130 W
Combined power (+12V)1200 W
Combined power (+5V)130 W
Combined power (-12V)3.6 W
Combined power (+5Vsb)15 W
Max output current (+3.3V)25 A
Max output current (+12V)100 A
Max output current (+5V)25 A
Max output current (-12V)0.3 A
Max output current (+5Vsb)3 A
Power protection featuresOver current, Over power, Over voltage, Short circuit, Under voltage
Ports & interfaces
Motherboard power cable length61 cm
SATA power cable length120,400 mm
Peripheral (Molex) power cable length150,400 mm
PCI Express power cable length75 cm
CPU power cable length100 cm
Motherboard power connector20+4 pin ATX
Number of SATA power connectors6
Peripheral (Molex) power connectors (4-pin)3
PCI Express power connectors (6+2 pin)4
CPU power connector (4+4 pin)Yes
Cabling typeFully-Modular
PCI Express power connectors (16-pin)1
Weight & dimensions
Width160 mm
Depth150 mm
Height86 mm
Weight2.94 kg
Packaging data
Package depth200 mm
Package width320 mm
Package height108 mm
Package typeBox
Certificates
80 PLUS certification80 PLUS Platinum
Identifiers
Distributor SKUs537717, PSU-90YE00W0-B0NA00, STD10228814, CL90YE00W0-B0NA00
Additional EANs0197105594319

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