Phanteks AMP GH Power Supply Unit - 1200 W - White

The Phanteks AMP GH 1200 W Modular ATX PSU is a high-performance power supply designed for gaming ...

Best current price£142.48from PCHUB.UK

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PCHUB.UKPhanteks White Amp Gh 1200W V2 80Plus Platinum Atx Power Supply Modular - Wh
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£142.48
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GamingKitPhanteks White Amp Gh 1200W V2 80Plus Platinum Atx Power Supply Modular - Wh
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£170.98
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CurrysPhanteks Amp Gh 1200 Modular Atx Psu - 1200 W
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£175.00
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Product Information

Full details

The Phanteks AMP GH 1200W Modular ATX PSU is designed for high-end gaming rigs and professional workstations that demand consistent, high-wattage power delivery. Its primary benefit is the 80 Plus Platinum efficiency rating combined with a fully modular design that streamlines cable management and airflow; however, users should note that at 1200W, this unit is significantly more powerful than required for entry-level or mid-range desktop configurations.

All features

Model Part NumberPH-P1200GH_WT02_UK
BrandPhanteks

Extended Product Information

FAQs

Is this power supply suitable for small form factor cases?

This is a standard ATX-sized unit; please check your specific case dimensions to ensure it accommodates a standard ATX power supply.

Can I use custom cable extensions with this unit?

Yes, high-quality cable extensions are generally compatible, but never use replacement cables from a different model or brand of PSU.

What does the 80 Plus Platinum rating mean?

It signifies a high level of electrical efficiency, meaning the PSU converts a high percentage of AC wall power into DC power for your components, reducing wasted heat.

Is the fan always spinning?

Yes, the 120mm hydraulic bearing fan is designed to provide constant, quiet airflow to ensure all internal components remain cool.

Does this unit include all necessary cables?

Yes, it comes with a full set of modular cables sufficient for standard high-end builds.

Troubleshooting

System fails to power on

Verify the wall outlet has power, the rear rocker switch on the PSU is in the 'I' position, and all motherboard/CPU power cables are fully seated.

Unusual fan noise

Ensure no cables are obstructing the fan blades and verify the unit is mounted with the fan facing the intake vent of the case.

System shuts down under heavy load

Check that the total power draw of your components does not exceed the unit's rating and ensure no single cable is overloaded by a high-draw device.

Pros and Cons

Pros

  • High energy efficiency with Platinum rating
  • Fully modular design for clean cable management
  • Robust power output for demanding hardware
  • Quiet operation via hydraulic bearing fan
  • Comprehensive built-in safety protections

Cons

  • Overkill for budget or mid-range systems
  • Larger physical footprint may limit compatibility in ultra-compact cases
  • Premium price point reflecting high wattage and efficiency

Setup, Compatibility & Care

To install, ensure your PC case supports the standard ATX form factor. When connecting components, only use the specific modular cables provided with the unit, as mixing cables from other power supplies can cause severe hardware damage. For care, keep the intake area free of obstructions and periodically use compressed air to remove dust from the fan grill to ensure long-term cooling efficiency. Always ensure the unit is switched off at the rear rocker switch before performing any maintenance or making changes to cable connections.

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