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 ROG-THOR-1000P3-GAMING
    ASUS ROG -THOR-1000P3-GAMING power supply unit 1000 W 20+4 pin ATX ATX BlackASUS ROG -THOR-1000P3-GAMING power supply unit 1000 W 20+4 pin ATX ATX Black

    ASUS

    ASUS ROG -THOR-1000P3-GAMING power supply unit 1000 W 20+4 pin ATX ATX Black

    ROG Thor 1000W Platinum IIIKey Features GaN MOSFET delivers...

  • OUT OF STOCK ASUS-PRO-WS-3000P
    ASUS ASUS-PRO-WS-3000P power supply unit 3000 W 20+4 pin ATX ATX BlackASUS ASUS-PRO-WS-3000P power supply unit 3000 W 20+4 pin ATX ATX Black

    ASUS

    ASUS ASUS-PRO-WS-3000P power supply unit 3000 W 20+4 pin ATX ATX Black

    Pro WS 3000W Platinum PSUKey Features Heavy-duty PSU: Supports...

  • IN STOCK F1DN-PSU-10P12V
    Belkin F1DN-PSU-10P12V power supply unit 1U BlackBelkin F1DN-PSU-10P12V power supply unit 1U Black

    Belkin

    Belkin F1DN-PSU-10P12V power supply unit 1U Black

    Cybersecurity and Secure KVM Extender Fiber SFP Rack Power...

  • IN STOCK F1DN-PSU-10P48V
    Belkin F1DN-PSU-10P48V power supply unit 1U BlackBelkin F1DN-PSU-10P48V power supply unit 1U Black

    Belkin

    Belkin F1DN-PSU-10P48V power supply unit 1U Black

    Cybersecurity and Secure KVM Extender Copper CAT6 Rack Power...

  • IN STOCK PWR-PSU-750W-CW01
    QNAP PWR-PSU-750W-CW01 power supply unit

    QNAP

    QNAP PWR-PSU-750W-CW01 power supply unit

    750W CWT power supplyDescriptionSpecifications

  • IN STOCK PWR-PSU-100W-DT01
    QNAP PWR-PSU-100W-DT01 power supply unit Multicolor

    QNAP

    QNAP PWR-PSU-100W-DT01 power supply unit Multicolor

    100W Delta power supply for QNAP TS-431XeUDescriptionSpecifications Power Total...

  • IN STOCK MDR-40-48
    Black Box MDR-40-48 power supply unit 40.8 W GrayBlack Box MDR-40-48 power supply unit 40.8 W Gray

    Black Box

    Black Box MDR-40-48 power supply unit 40.8 W Gray

    DIN Rail, 40W, 48VDC, LED Key Features Compact DIN...

  • IN STOCK MAGA650GNII
    MSI MAG A650GN II power supply unit 650 W 24-pin ATX ATXMSI MAG A650GN II power supply unit 650 W 24-pin ATX ATX

    MSI

    MSI MAG A650GN II power supply unit 650 W 24-pin ATX ATX

    MSI MAG A650GN II, 650 W, 24-pin ATX, Non-Modular,...

  • IN STOCK USP-RPS
    Ubiquiti USP-RPS power supply unit 995 W 1U GrayUbiquiti USP-RPS power supply unit 995 W 1U Gray

    Ubiquiti

    Ubiquiti USP-RPS power supply unit 995 W 1U Gray

    995 W, 100 - 240 V AC, 52/11.5 V...

  • IN STOCK MPGAI1300TSPCIE5
    MSI MPG Ai1300TS PCIE5 power supply unit 1300 W 24-pin ATX ATX BlackMSI MPG Ai1300TS PCIE5 power supply unit 1300 W 24-pin ATX ATX Black

    MSI

    MSI MPG Ai1300TS PCIE5 power supply unit 1300 W 24-pin ATX ATX Black

    1300W, ATX, fan 135mm, 150x190x86 mmKey Features Premium protection,...

  • IN STOCK PWR-PSU-1100W-FS01
    QNAP 1100W FSP power supply unit Silver

    QNAP

    QNAP 1100W FSP power supply unit Silver

    1100W FSP Power SupplyDescriptionSpecifications Power Total power 1100 W...

  • IN STOCK MAGA1200PLSPCIE5
    MSI MAG A1200PLS PCIE5 power supply unit 1200 W 20+4 pin ATX ATX BlackMSI MAG A1200PLS PCIE5 power supply unit 1200 W 20+4 pin ATX ATX Black

    MSI

    MSI MAG A1200PLS PCIE5 power supply unit 1200 W 20+4 pin ATX ATX Black

    1200W, ATX, 100~240 V, 50~60 Hz, 80 PLUS PLATINUM,...

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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.