Small Power Supplies

Best Buy customers often prefer the following products when searching for Small Power Supplies.

Browse the top-ranked list of Small Power Supplies below along with associated reviews and opinions.

  1. 1.
    ClearView - 100-240VAC to 12VDC 5Amp (5000mA) Power Supply - Black-Front_Standard

    • Model: 12V2PS
    • SKU: 5160848
    ClearView 100-240VAC to 12VDC 5Amp (5000mA) Power Supply - 24 W Output Power - 110 V AC, 220 V AC Input Voltage - 12 V DC Output Voltage - 5 A Output Current
  2. 2.
    Heise - 12V Power Supply - Multi-Front_Standard

    • Model: H-PS2
    • SKU: 4363308
    Power your compatible single-color LEDs with this Heise H-PS2 power supply, which provides 12V and 2-amp of power for illuminating the night in style. The lightweight design allows you to transport the power supply with ease.
  3. 3.
    Thermaltake - TR2-600NL2NC ATX12V & EPS12V Power Supply - Black-Front_Standard

    • Model: TR2-600NL2NC
    • SKU: 5381884
    TR2 series is designed with mainstream PC in mind. With Thermaltake's state-of-the-art circuitry design capability and advanced packaging technology, it is capable of providing the same level of high efficiency and power protection that you have come to expect from Thermaltake's full range of power supply. TR2 series power supply all carries an industry-leading 5 Year Limited Warranty for the ultimate piece of mind.
  4. 4.
    CORSAIR - CX-M Series 650W ATX12V 2.4/EPS12V 2.92 Modular Power Supply - Matte black-Front_Standard

    • Model: CX650M
    • SKU: 5845214
    Power your custom-built computer with this Corsair power supply. It's built for efficient operation, so it saves energy and doesn’t produce much heat, and it operates quietly at slow and medium speeds for a better work environment. The modular cable system of this Corsair power supply provides easy, clutter-free installation in compatible ATX desktop cases.
  5. 5.
    CORSAIR - CX-M Series 550W ATX12V 2.4/EPS12V 2.92 Modular Power Supply - Matte black-Front_Standard

    • Model: CX550M
    • SKU: 5845208
    Run your computer efficiently with this Corsair semi-modular power supply. Its thermally controlled fan provides super-quiet operation at low and medium loads, and its space-saving cabling system reduces clutter for improved airflow. This 550W Corsair semi-modular power supply is 80 PLUS Bronze certified for less excess heat and lower operating costs.
  6. 6.
    EVGA - 400W Power Supply - Black-Front_Standard

    • Model: 100-N1-0400-L1
    • SKU: 5597204
    Guard your custom-built desktop computer from voltage fluctuations and short circuits with this 400W EVGA power supply. It includes a built-in fan that works quietly to keep temperatures down in the PC case. This EVGA power supply is 80 Plus certified to provide 80 percent efficiency even under varying loads.
  7. 7.
    CORSAIR - CX Series Modular CX750M 750W ATX Power Supply - Black-Front_Standard

    • Model: CP-9020061-NA
    • SKU: 8324202
    This Corsair CX Series Modular CX750M CP-9020061-NA power supply features over- and under-voltage, over-power and short-circuit protection to prevent damage to your components. The flexible modular cabling system accommodates your system configuration.
  8. 8.
    EVGA - 80 PLUS 600W ATX 12V/EPS 12V Power Supply - Black-Front_Standard

    • Model: 100-W1-0600-K1
    • SKU: 8511029
    Create a functional, efficient computer by adding this 600W EVGA 80 PLUS 100-W1-0600-K1 ATX 12V/EPS 12V power supply to your custom build. An ultraquiet, intelligent auto fan cools components without generating much noise during operation.
  9. 9.
    Insignia™ - 400W ATX Power Supply - Gray-Front_Standard

    • Model: NS-PCW4050
    • SKU: 5610074
    Keep your important computer components running with this Insignia™ 400W ATX power supply that features a 6-pin PCI Express connector for simple installation. The 4.7" fan provides efficient cooling to ensure optimal performance.
  10. 10.
    EVGA - 850W Modular BQ Power Supply - Black-Front_Standard

    • Model: 110-BQ-0850-V1
    • SKU: 5594501
    Power your customized desktop computer with this EVGA power supply. The large built-in fan prevents it from overheating during heavy use, and the sturdy box construction makes it easy to mount externally or install in your computer shell. This EVGA power supply comes with all the cords needed for installation.
  11. 11.
    Insignia™ - 520W ATX Power Supply - Silver-Front_Standard

    • Model: NS-PCW5250
    • SKU: 5610116
    Power your computer with this Insignia™ NS-PCW5250 power supply, which features 520W of output power for enhanced performance and a 140mm low-noise cooling fan to help ensure efficient operation.
  12. 12.
    CORSAIR - Enthusiast Series 850W ATX12V 2.31/ EPS12V 2.92 Modular Power Supply - Black-Front_Standard

    • Model: TX850M
    • SKU: 5845210
    Run your powerful gaming computer with this 850W Corsair Enthusiast power supply. Its 80 PLUS Bronze certification provides efficient operation at medium to high loads, and its modular cabling system minimizes clutter while helping improve airflow. The 140mm double ball-bearing fan of this Corsair Enthusiast power supply automatically adjusts its speed based on the current temperature for optimal cooling.
  13. 13.
    EVGA - 500 Bronze 500W Power Supply - Black-Front_Standard

    • Model: 100-B1-0500-KR
    • SKU: 1017256
    Deliver up to 500W of continuous power to your computer with this EVGA 500 Bronze 100-B1-0500-KR power supply that features 80PLUS Bronze certification for efficient performance. Heavy-duty protections help ensure safe operation.
  14. 14.
    EVGA - 750W ATX12V / EPS12V Modular Power Supply - Black-Front_Standard

    • Model: 220-G3-0750-X1
    • SKU: 5753407
    EVGA SuperNOVA power supplies are well-known for their extreme efficiency, performance and reliability. EVGA's dedication to performance has forged a good power supply platform: the EVGA SuperNOVA G3 series. With these power supplies, EVGA took the best features of the G2 lineup and made them even better. The SuperNOVA G3's smaller size, improved performance and a Hydraulic Dynamic Bearing fan give you ultra-quiet performance with an increased lifespan.
  15. 15.
    StarTech - Computer Power Supply (Internal) - Gray-Front_Standard

    • Model: ATXPOWER300
    • SKU: 9645944
    A reliable upgrade or replacement power supply for desktop PCs.This StarTech.com power supply offers an upgrade or replacement to a variety of Intel or AMD-based ATX desktop computer systems. Compliant with the industry standard ATX specification and using the standard ATX form-factor, this power supply (PSU) can be used as a replacement in a variety of popular OEM desktop systems.Conforming to ATX revision 2.03, this power supply features a 20-pin ATX power connector and 6-pin AUX power connector, for support for older, legacy computer systems, as well as some newer, low powered systems with it''s ATX12V connector. High quality components and a built in 80mm cooling fan lend to a durable and reliable power supply, while being backed by StarTech.com''s 2 year warranty and free lifetime technical support.

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