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Best Buy customers often prefer the following products when searching for light power supply.

The best power supply is the one you can rely on. You want to make sure you have all the power you need for your computer, and that means having a quality power supply. You also want to have a power supply that will last you a long time. Here are some of the best light power supply units available today.

Main Results
  1. CORSAIR - HXi Series HX1000i 80 PLUS Platinum Fully Modular Ultra-Low Noise ATX Power Supply - Black - Front_Zoom
    Top comment

    "Purchased this power supply as a replacement. Provides stable power especially when overclocking. ...Got this to power my 4080 and have had no problems definitely recommend...Reliable, Efficient Power Supply...Awesome power supply"

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    Product Description

    CORSAIR HXi Series Fully Modular Ultra-Low Noise Power Supplies deliver exceptional 80 PLUS Platinum efficient power and low-noise fluid dynamic bearing fan performance. With three EPS12V connectors, HXi PSUs have every connection needed to power today’s most demanding PC upgrades. Powerful CORSAIR iCUE software enables custom fan curves, monitoring and adjusting power settings, and more thanks to a fully digital platform. Japanese 105°C-rated electrolytic capacitors deliver long life and reliability, backed by a ten-year warranty. Wake your computer faster and consume less power with Modern Standby sleep mode. Zero RPM mode ensures near-silent operation at low and medium loads. The HXi Series puts platinum power at your command.
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    Top comment

    "Purchased this power supply as a replacement. Provides stable power especially when overclocking. ...Got this to power my 4080 and have had no problems definitely recommend...Reliable, Efficient Power Supply...Awesome power supply"

    See all customer reviews

    Product Description

    CORSAIR HXi Series Fully Modular Ultra-Low Noise Power Supplies deliver exceptional 80 PLUS Platinum efficient power and low-noise fluid dynamic bearing fan performance. With three EPS12V connectors, HXi PSUs have every connection needed to power today’s most demanding PC upgrades. Powerful CORSAIR iCUE software enables custom fan curves, monitoring and adjusting power settings, and more thanks to a fully digital platform. Japanese 105°C-rated electrolytic capacitors deliver long life and reliability, backed by a ten-year warranty. Wake your computer faster and consume less power with Modern Standby sleep mode. Zero RPM mode ensures near-silent operation at low and medium loads. The HXi Series puts platinum power at your command.
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    Your price for this item is $259.99
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  2. MSI - MPG A1000G PCIE 5 1000 Watt ATX 90 Plus Gold PSU Power Supply - Black - Front_Zoom
    Top comment

    "MSI power supply...Msi power supply,perfect for RTX 40 series. The cable was supplied with this power supply....40xx gpu ready power supply pcie5...these ver 3 power supplies do not supply certain power that older boards need and can only be used on the latest and greatest motherboards."

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    Product Description

    The MPG gaming power supply is equipped to support the latest NVIDIA GeForce RTX 4000 Series and AMD GPUs. The efficiency of your power supply can make a world of a difference; it's why we offer a reliable 90+ Gold power proficiency PSU and a 10-year limited warranty guaranteeing a long term reliable solution for your gaming system. Organizing cables is often the most bothersome part of building a PC. With the MPG gaming power supply's fully modular design, we've given you the option of what cables you'll need for your system and defeat the clutter. With that in mind we've gone with a flat black design to further help you create the most beautiful cable managed pc system around. The remaining cables can be nicely stored away in the included cable bag. The MPG gaming power supply comes in 160mm and 150mm wide dimensions to ensure a comfortable fit in more pc chassis so it can continue to maintain a comfortable space for your cable management needs.
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    Top comment

    "MSI power supply...Msi power supply,perfect for RTX 40 series. The cable was supplied with this power supply....40xx gpu ready power supply pcie5...these ver 3 power supplies do not supply certain power that older boards need and can only be used on the latest and greatest motherboards."

    See all customer reviews

    Product Description

    The MPG gaming power supply is equipped to support the latest NVIDIA GeForce RTX 4000 Series and AMD GPUs. The efficiency of your power supply can make a world of a difference; it's why we offer a reliable 90+ Gold power proficiency PSU and a 10-year limited warranty guaranteeing a long term reliable solution for your gaming system. Organizing cables is often the most bothersome part of building a PC. With the MPG gaming power supply's fully modular design, we've given you the option of what cables you'll need for your system and defeat the clutter. With that in mind we've gone with a flat black design to further help you create the most beautiful cable managed pc system around. The remaining cables can be nicely stored away in the included cable bag. The MPG gaming power supply comes in 160mm and 150mm wide dimensions to ensure a comfortable fit in more pc chassis so it can continue to maintain a comfortable space for your cable management needs.
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    Your price for this item is $199.99
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  3. CORSAIR - RMe Series RM750e 80 PLUS Gold Fully Modular Low-Noise ATX Power Supply - Black - Front_Zoom
    Top comment

    "Ive noticed my power supply area runs much cooler now and my machine has never been happier....Good power supply....No problems though you must use the wires that are supplied with the power supply. I bought twice."

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    Product Description

    CORSAIR RMe Series Fully Modular Low-Noise Power Supplies provide quiet, reliable power with 80 PLUS Gold efficiency to your PC. With dual 8-pin EPS12V cables and an array of PCIe 8-pin power connectors, RMe PSUs have the connections needed to power today’s demanding PC hardware. Industrial-grade, 105°C-rated capacitors deliver superb electrical performance, backed by a seven-year warranty. Wake your computer faster and consume less power with support for the new Modern Standby sleep mode. Fully modular cables make PC builds easy, as you connect only the cables your system requires. With a 140mm-long casing that works with nearly any modern case, the CORSAIR RMe Series is steady power for your system.
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    Top comment

    "Ive noticed my power supply area runs much cooler now and my machine has never been happier....Good power supply....No problems though you must use the wires that are supplied with the power supply. I bought twice."

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    Product Description

    CORSAIR RMe Series Fully Modular Low-Noise Power Supplies provide quiet, reliable power with 80 PLUS Gold efficiency to your PC. With dual 8-pin EPS12V cables and an array of PCIe 8-pin power connectors, RMe PSUs have the connections needed to power today’s demanding PC hardware. Industrial-grade, 105°C-rated capacitors deliver superb electrical performance, backed by a seven-year warranty. Wake your computer faster and consume less power with support for the new Modern Standby sleep mode. Fully modular cables make PC builds easy, as you connect only the cables your system requires. With a 140mm-long casing that works with nearly any modern case, the CORSAIR RMe Series is steady power for your system.
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    Your price for this item is $99.99
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  4. EVGA SuperNOVA 1000 GT Fully Modular Power Supply - Front_Zoom

    Model: 220-GT-1000-X1
    SKU: 6528734
    Top comment

    "Does not work with AMD high power cable...This was a overall great power supply just didn't work with Corsair high power cable other than that supplies enough power to high-end graphics cards...It powers on...The braided cables are high quality. The power supply is supplying power"

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    Product Description

    Introducing the EVGA SuperNOVA GT Series of power supplies - the newest addition to the outstanding line of EVGA Power Supplies. Featuring 80 Plus Gold certification, 100% Japanese capacitors, a fluid dynamic bearing fan, and a fully modular design, this power supply is built for long-term usage and durability. Building upon EVGA's line of 80 Plus Gold rated power supplies, the EVGA GT Series combines all these features at a great price.
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    Top comment

    "Does not work with AMD high power cable...This was a overall great power supply just didn't work with Corsair high power cable other than that supplies enough power to high-end graphics cards...It powers on...The braided cables are high quality. The power supply is supplying power"

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    Product Description

    Introducing the EVGA SuperNOVA GT Series of power supplies - the newest addition to the outstanding line of EVGA Power Supplies. Featuring 80 Plus Gold certification, 100% Japanese capacitors, a fluid dynamic bearing fan, and a fully modular design, this power supply is built for long-term usage and durability. Building upon EVGA's line of 80 Plus Gold rated power supplies, the EVGA GT Series combines all these features at a great price.
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    Your price for this item is $169.99
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  5. EVGA - 650 BP, 80+ BRONZE 650W, 100-BP-0650-K1, Power supply - Front_Zoom
    Top comment

    "It's a power supply...It supplies power. It works fine... so far? They are one of the more problematic components generally in my experience. ...power supply...the power supply works good, turns on quickly and works without any problems."

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    Product Description

    Precision is power, as the EVGA BP power supplies add another affordable option to EVGA's 80PLUS Bronze-certified lineup, while reducing the overall length to 120mm - EVGA's shortest ATX power supply to-date! The BP power supplies feature a 115mm hydraulic bearing fan to ensure that staying cool and quiet is no tall order. Combining a full suite of protections and EVGA's 3 Year Limited Warranty, this power supply should be on the short list for your next system build.
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    Top comment

    "It's a power supply...It supplies power. It works fine... so far? They are one of the more problematic components generally in my experience. ...power supply...the power supply works good, turns on quickly and works without any problems."

    See all customer reviews

    Product Description

    Precision is power, as the EVGA BP power supplies add another affordable option to EVGA's 80PLUS Bronze-certified lineup, while reducing the overall length to 120mm - EVGA's shortest ATX power supply to-date! The BP power supplies feature a 115mm hydraulic bearing fan to ensure that staying cool and quiet is no tall order. Combining a full suite of protections and EVGA's 3 Year Limited Warranty, this power supply should be on the short list for your next system build.
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    Your price for this item is $74.99
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  6. CORSAIR - HXi Series HX1500i 80 PLUS Platinum Fully Modular Ultra-Low Noise ATX Power Supply - Black - Front_Zoom
    Top comment

    "Banging Power Supply...Great power supply for my 4080! Be aware, this beast runs 12.5 amps!...This Power Supply is a problem solver Recommended!...I know - I'm building a miner, and I blew-up two cheap power supplies. Not this one."

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    Product Description

    CORSAIR HXi Series Fully Modular Ultra-Low Noise Power Supplies deliver exceptional 80 PLUS Platinum efficient power and low-noise fluid dynamic bearing fan performance. With three EPS12V connectors, HXi PSUs have every connection needed to power today’s most demanding PC upgrades. Powerful CORSAIR iCUE software enables custom fan curves, monitoring and adjusting power settings, and more thanks to a fully digital platform. Japanese 105°C-rated electrolytic capacitors deliver long life and reliability, backed by a ten-year warranty. Wake your computer faster and consume less power with Modern Standby sleep mode. Zero RPM mode ensures near-silent operation at low and medium loads. The HXi Series puts platinum power at your command.
    See all Power Supplies
    Top comment

    "Banging Power Supply...Great power supply for my 4080! Be aware, this beast runs 12.5 amps!...This Power Supply is a problem solver Recommended!...I know - I'm building a miner, and I blew-up two cheap power supplies. Not this one."

    See all customer reviews

    Product Description

    CORSAIR HXi Series Fully Modular Ultra-Low Noise Power Supplies deliver exceptional 80 PLUS Platinum efficient power and low-noise fluid dynamic bearing fan performance. With three EPS12V connectors, HXi PSUs have every connection needed to power today’s most demanding PC upgrades. Powerful CORSAIR iCUE software enables custom fan curves, monitoring and adjusting power settings, and more thanks to a fully digital platform. Japanese 105°C-rated electrolytic capacitors deliver long life and reliability, backed by a ten-year warranty. Wake your computer faster and consume less power with Modern Standby sleep mode. Zero RPM mode ensures near-silent operation at low and medium loads. The HXi Series puts platinum power at your command.
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    Your price for this item is $399.99
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  7. NZXT - C-850 ATX Gaming Power Supply - Black - Front_Zoom

    Model: PA-8G1BB-US
    SKU: 6520668
    Top comment

    "Great power supply, and quiet mode is nice although never used....Nice power supply"

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    Product Description

    C Series Gold ATX power supply from NZXT features safe, reliable power while ensuring optimal efficiency and quieter performance.
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    Top comment

    "Great power supply, and quiet mode is nice although never used....Nice power supply"

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    Product Description

    C Series Gold ATX power supply from NZXT features safe, reliable power while ensuring optimal efficiency and quieter performance.
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    Your price for this item is $139.99
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  8. EVGA - 750 BP, 80+ BRONZE 750W, 100-BP-0750-K1, Power supply - Front_Zoom
    Top comment

    "Power Supply...The power supply works very well since I installed it into my computer. ...Perfect Replacement Power Supply!...Nice piece of equipment to replace the failed power supply in my desktop! Simple installation - works perfectly!!"

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    Product Description

    Precision is power, as the EVGA BP power supplies add another affordable option to EVGA's 80PLUS Bronze-certified lineup, while reducing the overall length to 120mm - EVGA's shortest ATX power supply to-date! The BP power supplies feature a 115mm hydraulic bearing fan to ensure that staying cool and quiet is no tall order. Combining a full suite of protections and EVGA's 3 Year Limited Warranty, this power supply should be on the short list for your next system build.
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    Top comment

    "Power Supply...The power supply works very well since I installed it into my computer. ...Perfect Replacement Power Supply!...Nice piece of equipment to replace the failed power supply in my desktop! Simple installation - works perfectly!!"

    See all customer reviews

    Product Description

    Precision is power, as the EVGA BP power supplies add another affordable option to EVGA's 80PLUS Bronze-certified lineup, while reducing the overall length to 120mm - EVGA's shortest ATX power supply to-date! The BP power supplies feature a 115mm hydraulic bearing fan to ensure that staying cool and quiet is no tall order. Combining a full suite of protections and EVGA's 3 Year Limited Warranty, this power supply should be on the short list for your next system build.
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    Your price for this item is $89.99
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  9. MSI - MPG A850G PCIE 5 850 Watt ATX 80 Plus Gold PSU Power Supply - Black - Front_Zoom
    Top comment

    "Great power supply...Excellent power supply for the rtx 4090 cards works very well and silent 100% recommended...I wanted a new power supply so i didnt have to use the 40 series gpu dongle and this works nicely"

    See all customer reviews

    Product Description

    The MPG gaming power supply is equipped to support the latest NVIDIA GeForce RTX 4000 Series and AMD GPUs. The efficiency of your power supply can make a world of a difference; it's why we offer a reliable 80+ Gold power proficiency PSU and a 10-year limited warranty guaranteeing a long term reliable solution for your gaming system. Organizing cables is often the most bothersome part of building a PC. With the MPG gaming power supply's fully modular design, we've given you the option of what cables you'll need for your system and defeat the clutter. With that in mind we've gone with a flat black design to further help you create the most beautiful cable managed pc system around. The remaining cables can be nicely stored away in the included cable bag. The MPG gaming power supply comes in 160mm and 150mm wide dimensions to ensure a comfortable fit in more pc chassis so it can continue to maintain a comfortable space for your cable management needs.
    See all Power Supplies
    Top comment

    "Great power supply...Excellent power supply for the rtx 4090 cards works very well and silent 100% recommended...I wanted a new power supply so i didnt have to use the 40 series gpu dongle and this works nicely"

    See all customer reviews

    Product Description

    The MPG gaming power supply is equipped to support the latest NVIDIA GeForce RTX 4000 Series and AMD GPUs. The efficiency of your power supply can make a world of a difference; it's why we offer a reliable 80+ Gold power proficiency PSU and a 10-year limited warranty guaranteeing a long term reliable solution for your gaming system. Organizing cables is often the most bothersome part of building a PC. With the MPG gaming power supply's fully modular design, we've given you the option of what cables you'll need for your system and defeat the clutter. With that in mind we've gone with a flat black design to further help you create the most beautiful cable managed pc system around. The remaining cables can be nicely stored away in the included cable bag. The MPG gaming power supply comes in 160mm and 150mm wide dimensions to ensure a comfortable fit in more pc chassis so it can continue to maintain a comfortable space for your cable management needs.
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    Your price for this item is $159.99
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  10. Thermaltake - Toughpower GF2 ARGB 750W 80 PLUS Gold Fully Modular ATX Power Supply - Black - Front_Zoom

    Product Description

    Toughpower GF2 ARGB 750W Gold is constructed with premium components and advanced technology which makes this PSU become a reliable and stable power supply unit. The patented 16.8 million-color Riing Duo 140mm RGB fan with 18 LEDs preinstalled helps deliver brighter and richer lighting. The meticulously designed RGB side panels allow the light to glow through from every angles. The Toughpower GF2 ARGB 750W Gold supports synchronization with motherboard RGB software from ASUS, GIGABYTE, MSI, and ASRock for various illumination poossibilities. With an ample 10-year warranty, the Toughpower GF2 ARGB 750W Gold is able to satisfy the market, where PC enthusiasts are looking for a premium power supply with all the latest features.
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    Product Description

    Toughpower GF2 ARGB 750W Gold is constructed with premium components and advanced technology which makes this PSU become a reliable and stable power supply unit. The patented 16.8 million-color Riing Duo 140mm RGB fan with 18 LEDs preinstalled helps deliver brighter and richer lighting. The meticulously designed RGB side panels allow the light to glow through from every angles. The Toughpower GF2 ARGB 750W Gold supports synchronization with motherboard RGB software from ASUS, GIGABYTE, MSI, and ASRock for various illumination poossibilities. With an ample 10-year warranty, the Toughpower GF2 ARGB 750W Gold is able to satisfy the market, where PC enthusiasts are looking for a premium power supply with all the latest features.
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    Your price for this item is $159.99
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