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Compact Power Supply

Not all power supplies are created equal. Some are large and heavy, while others are small and lightweight. Some use a lot of power, while others are very efficient. Some have a lot of cables, while others are more streamlined. Browse the top-ranked list of compact power supplies below along with associated reviews and opinions. 

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  1. Thermaltake - Toughpower SFX 750W 80Plus Platinum ATX 3.1 Standard Power Supply - Black

    SKU: J39ZPC9V6V

    Product Description

    A fully modular black power supply featuring 80 PLUS Platinum efficiency and ATX 3.1 compatibility.
    See all Power Supplies
    Your price for this item is $139.99
    Save $30
    The previous price was $169.99

  2. REDRAGON - GC-PS017 80+ Platinum 1000 Watt ATX 3.0 Fully Modular Power Supply Includes a FREE 12VHPWR Cable - Black

    SKU: CZ6WWRYFV9

    Product Description

    A fully modular black ATX power supply with 80 Plus Platinum efficiency and low-noise smart fan.
    See all Power Supplies
    Your price for this item is $157.50
    Save $52
    The previous price was $210.00

  3. Pig Hog - PP9V Pig Power 9V DC 1000ma Power Supply - Black

    SKU: JXPX99932W

    Product Description

    A black universal 9V DC power supply with 1000mA output, 10 ft cable, and international compatibility.
    See all Charging Blocks & Power Adapters
    Your price for this item is $17.95

  4. Digipower - GaN Speed 35W USB-C and USB-A Compact Charger - Black

    SKU: JXV872RZ97

    Product Description

    A compact black charger featuring GaN technology, 35W output, and dual USB-C and USB-A ports.
    See all Power Adapters
    Your price for this item is $19.99

  5. iFi Audio - iPower2 12V Ultra Low Noise DC Power Supply - Black

    SKU: CLX2KHG3YQ

    Product Description

    A black ultra low noise DC power supply with advanced noise cancellation and five versatile adapter plugs.
    See all Charging Blocks & Power Adapters
    Your price for this item is $79.00

  6. Yoshino - B660 SST Solid-State Portable Power Station (602 Wh Capacity)

    SKU: J3R8KHH9JJ

    Product Description

    A lightweight, portable power station with 602Wh capacity, 660W AC output, app control, and nine charging ports.
    See all Portable Chargers & Power Banks
    Your price for this item is $550.95

  7. Metra - Heise 12V Power Supply - Multi

    SKU: J7RX7YJ2X2

    Power supply...Found this power supply connection at best buy work very good

    Product Description

    A lightweight multi-color 12V power supply delivering 2 amps for single-color LED lighting systems.
    See all Lighting
    Your price for this item is $22.99

  8. 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

  9. Pyle - Psv300 30-amp Heavy-duty Switching Power Supply With Cooling Fan - Black

    SKU: J7SGX36S8J

    Product Description

    A heavy-duty black power supply delivering 30 amps with cooling fan, overload protection, and universal terminals.
    See all Portable Chargers & Power Banks
    Your price for this item is $100.99

  10. HQRP - 65W 19V 3.42A AC/DC Adapter Charger w/AC Cord, 4.0x1.35mm Center Positive Plug Power Supply Brick - Black

    SKU: J3ZSLCVP3K

    Product Description

    A black, high-efficiency 65W adapter with overload protection, compatible with select Asus ZenBook and VivoBook laptops.
    See all Laptop Chargers & Adapters
    Your price for this item is $16.40
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In-store pricing may vary. Prices and offers are subject to change. © 2026 Best Buy. All rights reserved. BEST BUY, the BEST BUY logo, the tag design, and MY BEST BUY are trademarks of Best Buy and its affiliated companies.