Power Supply Units

Power Supply Units convert electrical power from an outlet into a usable form for electronic devices. They regulate voltage and current to ensure stable and safe operation of the connected equipment.
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  • IN STOCK MAGA1000PLSPCIE5
    MSI MAG A1000PLS PCIE5 power supply unit 1000 W 24-pin ATX ATX BlackMSI MAG A1000PLS PCIE5 power supply unit 1000 W 24-pin ATX ATX Black

    MSI

    MSI MAG A1000PLS PCIE5 power supply unit 1000 W 24-pin ATX ATX Black

    1000W, 50/60 Hz, 100/240 V, 150x150x86 mmKey Features Premium...

  • IN STOCK ADD-IMC-PSU-48V
    AddOn Networks ADD-IMC-PSU-48V power supply unit 48 W TS35 DIN BlackAddOn Networks ADD-IMC-PSU-48V power supply unit 48 W TS35 DIN Black

    AddOn Networks

    AddOn Networks ADD-IMC-PSU-48V power supply unit 48 W TS35 DIN Black

    48 Volt Power Supply Unit For Industrial Grade Media...

  • IN STOCK PWR-PSU-300W-DT02
    QNAP PWR-PSU-300W-DT02 power supply unit Silver

    QNAP

    QNAP PWR-PSU-300W-DT02 power supply unit Silver

    300W, SilverDescriptionPWR-PSU-300W-DT02300W POWER SUPPLY UNIT, DELTASpecifications Cooling Number of...

  • IN STOCK ROG-STRIX-1000P-GAMING-E
    ASUS ROG -STRIX-1000P-GAMING-E power supply unit 1000 W 20+4 pin ATX ATX BlackASUS ROG -STRIX-1000P-GAMING-E power supply unit 1000 W 20+4 pin ATX ATX Black

    ASUS

    ASUS ROG -STRIX-1000P-GAMING-E power supply unit 1000 W 20+4 pin ATX ATX Black

    ROG Strix 1000W Platinum (ROG Equalizer)DescriptionROG STRIX 1000W PLATINUM...

  • IN STOCK ROG-STRIX-1000P-GAMING-WHITE-E
    ASUS ROG -STRIX-1000P-GAMING-WHITE-E power supply unit 1000 W 20+4 pin ATX ATXASUS ROG -STRIX-1000P-GAMING-WHITE-E power supply unit 1000 W 20+4 pin ATX ATX

    ASUS

    ASUS ROG -STRIX-1000P-GAMING-WHITE-E power supply unit 1000 W 20+4 pin ATX ATX

    ROG Strix 1000W Platinum White Edition (ROG Equalizer)Key Features...

  • IN STOCK SP-4BAY-PSU
    QNAP PSU f/TS409U power supply unit 250 W Silver

    QNAP

    QNAP PSU f/TS409U power supply unit 250 W Silver

    250W, 0.95kgDescription250W power supply for 1U rackmount NAS &...

  • IN STOCK ITPS-PSEK
    Digi ITPS-PSEK power supply unit Stainless steel

    Digi

    Digi ITPS-PSEK power supply unit Stainless steel

    Digi Connect IT 16/48 dual power supply kitKey Features...

  • IN STOCK PWR-PSU-550W-DT01
    QNAP PWR-PSU-550W-DT01 power supply unit Stainless steel

    QNAP

    QNAP PWR-PSU-550W-DT01 power supply unit Stainless steel

    550W, SIlverDescriptionPWR-PSU-550W-DT01550W POWER SUPPLY UNIT, DELTASpecifications Cooling Number of...

  • IN STOCK SP-8BAY2U-S-PSU
    QNAP PSU f/ 2U, 8-Bay NAS power supply unit 300 W - Buy IT Solutions

    QNAP

    QNAP PSU f/ 2U, 8-Bay NAS power supply unit 300 W

    300W, f/ 2U, 8 Bay NASDescription300W single power supply...

  • IN STOCK TUF-GAMING-850G
    ASUS TUF-GAMING-850G power supply unit 850 W 24-pin ATX ATX BlackASUS TUF-GAMING-850G power supply unit 850 W 24-pin ATX ATX Black

    ASUS

    ASUS TUF-GAMING-850G power supply unit 850 W 24-pin ATX ATX Black

    850 watt, fully modular power supply, ATX 3.0 compatible,...

  • IN STOCK 511777-001
    HPE 511777-001 power supply unit 460 W

    HPE

    HPE 511777-001 power supply unit 460 W

    Hot-plug power supply - 460 watts, high-efficiency (HE), common...

  • IN STOCK SYMIM5
    APC Symmetra LX Intelligence Module power supply unit - Buy IT Solutions

    APC

    APC Symmetra LX Intelligence Module power supply unit

    APC Symmetra LX Intelligence ModuleDescriptionAccessory solutions to tailor the...

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Add up your components' power draw, mainly the CPU and graphics card, and add 20 to 30 percent headroom.
The power supply is at least about 87 to 90 percent efficient at typical loads, so it wastes less power as heat.
No. Server and NAS power supplies are usually designed for specific models, so match the part number.
An ATX 3.0 or 3.1 power supply with a 12V-2x6 connector for current high-end graphics cards, so no adapter cable is needed.
Before placing a volume order, confirm the required specifications, compatibility with your existing environment, quantities, delivery schedule, warranty requirements, and any deployment or asset-tagging needs. For a multi-item purchase, prepare a model list or bill of materials (BOM) and request a quote.
Yes. Business buyers can prepare a list of the required models and quantities, including any required accessories or compatibility constraints, and submit it as a quote request. For larger or mixed-product orders, include a bill of materials (BOM) so the request can be reviewed as a complete requirement. Please confirm availability, pricing, and lead times with Buy IT Solutions before purchase.
Confirm input voltage, output voltage, load in watts or VA, plug and outlet types, runtime or backup needs, rack or installation constraints, and monitoring requirements. For critical equipment, size the solution against the actual connected load and review manufacturer specifications before ordering. Include the equipment list and desired runtime in a quote request.