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Largest Computer Power Supply

A power supply is an electrical device that supplies electric power to an electrical load. It is one of the most important components in a computer, because it is what provides the power to all of the other components. Browse the top-ranked list of largest computer power supplies below along with associated reviews and opinions.

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  1. CORSAIR - HXi Series HX1200i 80 PLUS Platinum Fully Modular Ultra Low-Noise ATX 3.1 and PCIE 5.1 Power Supply - Black

    SKU: J39TSCHTLL

    Product Description

    A fully modular black power supply offering 80 PLUS Platinum efficiency and ultra-low-noise fluid dynamic fan.
    See all Power Supplies
    Your price for this item is $299.99
    Save $45
    The previous price was $344.99

  2. CORSAIR - HXi Series HX1500i 80 PLUS Platinum Fully Modular Ultra Low-Noise ATX 3.1 and PCIE 5.1 Power Supply - Black

    SKU: J39TSCHW9V

    Product Description

    A fully modular black power supply with ultra-low noise, 80 PLUS Platinum efficiency, and digital monitoring.
    See all Power Supplies
    Your price for this item is $389.99

  3. NZXT - C - 1500W ATX 3.1 80 Plus Platinum Fully Modular Power Supply Low-Noise - Black

    SKU: J3GWJHRVFZ

    Product Description

    A fully modular, low-noise ATX power supply delivering 1500W with 80 Plus Platinum efficiency in black.
    See all Power Supplies
    Your price for this item is $349.99
    Save $20
    The previous price was $369.99

  4. MSI - MEG Ai1600T PCIE5 1600W ATX 3.1 & PCIe 5.1 Ready Full Modular 80 Plus Titanium Gaming Power Supply - Black

    SKU: J3P7TXSVTW

    Product Description

    A fully modular 1600W black power supply with 80 Plus Titanium efficiency and PCIe 5.1 support.
    See all Power Supplies
    Your price for this item is $677.99
    Save $92
    The previous price was $769.99

  5. CORSAIR - HXi Series 1000W 80 Plus Platinum Fully-Modular Ultra-Low Noise ATX Power Supply - Black

    SKU: J39QHT2QK7

    Product Description

    A fully modular black ATX power supply with 1000W Platinum efficiency and ultra-low noise operation.
    See all Power Supplies
    Your price for this item is $289.99

  6. Thermaltake - Toughpower GF A3 1200W 80 PLUS Gold PCIe Gen 5 ATX 3.0 Ready Fully Modular Power Supply - Black

    SKU: J39ZPC9H3L

    Product Description

    A fully modular black power supply with 1200W output, 80 PLUS Gold efficiency, and PCIe Gen 5 support.
    See all Power Supplies
    Your price for this item is $179.99
    Save $20
    The previous price was $199.99

  7. NZXT - C 1000W ATX 3.1 80 Plus Gold Fully Modular Power Supply - Black

    SKU: J3GWJHQJQ5

    Awesome power supply...Awesome power supply no problems still trying figure out some of the cables ....Excelente presentation, quality of the items, very good power supply and recommended.

    Product Description

    A fully modular black ATX power supply with 1000W output, 80 Plus Gold efficiency, and quiet operation.
    See all Power Supplies
    Your price for this item is $139.99
    Save $40
    The previous price was $179.99

  8. Thermaltake - Toughpower GF A3 1050W 80+ Gold PCIe Gen 5 ATX 3.1 Fully Modular Power Supply - Snow

    SKU: J39ZPC9KPW

    Product Description

    A fully modular white and gold ATX 3.1 power supply with 1050W output and PCIe Gen 5 support.
    See all Power Supplies
    Your price for this item is $169.99

  9. Thermaltake - Toughpower GT 1200W 80+ Gold ATX 3.1 Power Supply - Black

    SKU: J39TQXRSQL

    Product Description

    A fully modular black power supply delivering 1200W, 80 Plus Gold efficiency, and ATX 3.1 compatibility.
    See all Power Supplies
    Your price for this item is $149.99
    Save $30
    The previous price was $179.99

  10. MSI - A850GLS MLG EDITION 850W ATX 3.1 & PCIe 5.1 Ready Fully Modular 80 Plus Gold Gaming Power Supply - Black & Red

    SKU: J3P7TXQTGW

    Product Description

    A fully modular black and red power supply with 80 Plus Gold efficiency, ATX 3.1, and PCIe 5.1 support.
    See all Power Supplies
    Your price for this item is $159.99
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