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

If you've ever been without power for a few hours, you know how frustrating it can be. A portable generator can help you avoid an outage or keep your home comfortable during an emergency. Browse the top-ranked list of home power supplies below along with associated reviews and opinions.

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  1. Heise - 12V Power Supply - Multi - Front_Zoom

    Model: H-PS2
    SKU: 4363308
    Top comment

    "Needed for security camera. Powers 3 cameras with no problem...Power supply...Found this power supply connection at best buy work very good"

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    Product Description

    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.
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    Top comment

    "Needed for security camera. Powers 3 cameras with no problem...Power supply...Found this power supply connection at best buy work very good"

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    Product Description

    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.
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    See all Lighting
  2. EVGA - 650 BP, 80+ BRONZE 650W, 100-BP-0650-K1, Power supply - Front_Zoom
    Top comment

    "Great power supply...Will always recommend these evga power supplies...A power supply of all time...Installed no problem. Fixed my power problems. Powers my pc 10/10"

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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

    "Great power supply...Will always recommend these evga power supplies...A power supply of all time...Installed no problem. Fixed my power problems. Powers my pc 10/10"

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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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    See all Power Supplies
  3. EVGA - 750 BP, 80+ BRONZE 750W, 100-BP-0750-K1, Power supply - Front_Zoom
    Top comment

    "Great Power Supply...Great Power Supply so far, also very easy to install....This power supply provides clean and quiet power. I can barely hear it. "

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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

    "Great Power Supply...Great Power Supply so far, also very easy to install....This power supply provides clean and quiet power. I can barely hear it. "

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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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    See all Power Supplies
  4. CORSAIR - RM Series RM850 850W ATX 80 PLUS GOLD Certified Fully Modular Power Supply - White - Front_Zoom
    Top comment

    "Power supply...power supply works great, love the white cables on it...Great power supply...This power supply is great! It works well for the price and I had no trouble installing it into my PC. "

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    Product Description

    CORSAIR RM Series Fully Modular Ultra-Low Noise Power Supplies deliver consistent 80 PLUS Gold efficient power to your PC. With triple EPS12V cables and four PCIe 8-pin power connectors, RM PSUs have all the connections needed to power today’s most demanding PC upgrades. Industrial-grade, 105°C-rated capacitors deliver superb electrical performance and reliability, backed by a ten-year warranty. Wake your computer faster and consume less power with support for the Modern Standby sleep mode. Zero RPM fan mode ensures virtually silent operation at low and medium loads. Fully modular cables make PC builds and upgrades easy, as you connect only the cables your system requires. RM PSUs are quiet, efficient, and dependable to power your high-performance PC for years to come.
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    Top comment

    "Power supply...power supply works great, love the white cables on it...Great power supply...This power supply is great! It works well for the price and I had no trouble installing it into my PC. "

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    Product Description

    CORSAIR RM Series Fully Modular Ultra-Low Noise Power Supplies deliver consistent 80 PLUS Gold efficient power to your PC. With triple EPS12V cables and four PCIe 8-pin power connectors, RM PSUs have all the connections needed to power today’s most demanding PC upgrades. Industrial-grade, 105°C-rated capacitors deliver superb electrical performance and reliability, backed by a ten-year warranty. Wake your computer faster and consume less power with support for the Modern Standby sleep mode. Zero RPM fan mode ensures virtually silent operation at low and medium loads. Fully modular cables make PC builds and upgrades easy, as you connect only the cables your system requires. RM PSUs are quiet, efficient, and dependable to power your high-performance PC for years to come.
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    See all Power Supplies
  5. Microsoft - Surface 127W Power Supply - Black - Front_Zoom
    Top comment

    "Extra Microsoft Surface Laptop power supplies...I purchased extra power supplies for our new Microsoft Surface Laptop, so that I can leave one plugged in at our home and our lake house, plus keep one in the carrying case. ...The power supply does what is supposed to do and supplies the required power needed to change my Surface quickly."

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    Product Description

    Power your Microsoft Surface device with this Microsoft power supply wall charger. The maximum power output of up to 127W provides quick recharging to batteries, while the lightweight design offers easy carrying. This Microsoft Surface power supply wall charger features an additional USB port that lets you connect another device for simultaneous charging.
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    Top comment

    "Extra Microsoft Surface Laptop power supplies...I purchased extra power supplies for our new Microsoft Surface Laptop, so that I can leave one plugged in at our home and our lake house, plus keep one in the carrying case. ...The power supply does what is supposed to do and supplies the required power needed to change my Surface quickly."

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    Product Description

    Power your Microsoft Surface device with this Microsoft power supply wall charger. The maximum power output of up to 127W provides quick recharging to batteries, while the lightweight design offers easy carrying. This Microsoft Surface power supply wall charger features an additional USB port that lets you connect another device for simultaneous charging.
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    See all Laptop Chargers & Adapters
  6. CORSAIR - CX-M Series CX650M Semi-Modular Low-Noise ATX Power Supply - Black - Front_Zoom
    Top comment

    "Corsair Power Supply...Works excellent amazing product. strong power supply....Power Supply...Great power supply if you're looking for one to power a strong gaming PC."

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    Product Description

    CORSAIR CX-M Series Low-Noise Power Supplies offer 80 PLUS Bronze efficiency and semi-modular cabling for reliable, low-noise operation. With Dual EPS12V cables and two/four PCIe 8-pin power connectors, CX-M PSUs have all the connections needed to power today’s most demanding PC upgrades. Japanese 105°C-rated capacitors deliver superb electrical performance and reliability for your system, backed by a five-year warranty. Robust DC-DC conversion ensures clean, consistent power for all your components and peripherals. With a compact 140mm size allowing for great flexibility in build configurations, CX-M Series power supplies deliver reliable power for nearly any build.
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    Top comment

    "Corsair Power Supply...Works excellent amazing product. strong power supply....Power Supply...Great power supply if you're looking for one to power a strong gaming PC."

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    Product Description

    CORSAIR CX-M Series Low-Noise Power Supplies offer 80 PLUS Bronze efficiency and semi-modular cabling for reliable, low-noise operation. With Dual EPS12V cables and two/four PCIe 8-pin power connectors, CX-M PSUs have all the connections needed to power today’s most demanding PC upgrades. Japanese 105°C-rated capacitors deliver superb electrical performance and reliability for your system, backed by a five-year warranty. Robust DC-DC conversion ensures clean, consistent power for all your components and peripherals. With a compact 140mm size allowing for great flexibility in build configurations, CX-M Series power supplies deliver reliable power for nearly any build.
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    See all Power Supplies
  7. CORSAIR - CX-M Series CX750M Semi-Modular Low-Noise ATX Power Supply - Black - Front_Zoom
    Top comment

    "Power Supply...Worked great, powers 6 1660supers, MOBO, and my CPU without issues....Great Power Supply...Powers system with no problem."

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    Product Description

    CORSAIR CX-M Series Low-Noise Power Supplies offer 80 PLUS Bronze efficiency and semi-modular cabling for reliable, low-noise operation. With Dual EPS12V cables and two/four PCIe 8-pin power connectors, CX-M PSUs have all the connections needed to power today’s most demanding PC upgrades. Japanese 105°C-rated capacitors deliver superb electrical performance and reliability for your system, backed by a five-year warranty. Robust DC-DC conversion ensures clean, consistent power for all your components and peripherals. With a compact 140mm size allowing for great flexibility in build configurations, CX-M Series power supplies deliver reliable power for nearly any build.
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    Top comment

    "Power Supply...Worked great, powers 6 1660supers, MOBO, and my CPU without issues....Great Power Supply...Powers system with no problem."

    See all customer reviews

    Product Description

    CORSAIR CX-M Series Low-Noise Power Supplies offer 80 PLUS Bronze efficiency and semi-modular cabling for reliable, low-noise operation. With Dual EPS12V cables and two/four PCIe 8-pin power connectors, CX-M PSUs have all the connections needed to power today’s most demanding PC upgrades. Japanese 105°C-rated capacitors deliver superb electrical performance and reliability for your system, backed by a five-year warranty. Robust DC-DC conversion ensures clean, consistent power for all your components and peripherals. With a compact 140mm size allowing for great flexibility in build configurations, CX-M Series power supplies deliver reliable power for nearly any build.
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    See all Power Supplies
  8. CORSAIR - RMe Series RM750e 80 PLUS Gold Fully Modular Low-Noise ATX 3.0 and PCIE 5.0 Power Supply - Black - Front_Zoom
    Top comment

    "Power supply...Has been working very well! No complains. Powers everything I need knttl...Nice power supply...Works great, powers all my stuff. It was easy to install and came with all the cables I needed."

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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 ATX 3.0 and PCIe 5.0 compliance 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

    "Power supply...Has been working very well! No complains. Powers everything I need knttl...Nice power supply...Works great, powers all my stuff. It was easy to install and came with all the cables I needed."

    See all customer reviews

    Product Description

    CORSAIR RMe Series Fully Modular Low-Noise Power Supplies provide quiet, reliable power with 80 PLUS Gold efficiency to your PC. With ATX 3.0 and PCIe 5.0 compliance 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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    See all Power Supplies
  9. Thermaltake - SMART 700W ATX 80 Plus Power Supply - Black - Front_Zoom

    Model: PS-SPD-0700NPCWUS-1
    SKU: 6339087
    Top comment

    "It's a power supply. Powers stuff....It does its job. Power supplies don't turn me on, just the computer....Power supply...This product powers my computer without any issues."

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    Product Description

    Power up gaming desktops with this Thermaltake Smart power supply. A continuous 700W power output keeps demanding computer setups energized, while the industry-grade power, voltage and short-circuit protections safeguard sensitive components. This Thermaltake Smart power supply has an embedded 120mm cooling fan that disperses heat efficiently without producing distracting noise.
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    Top comment

    "It's a power supply. Powers stuff....It does its job. Power supplies don't turn me on, just the computer....Power supply...This product powers my computer without any issues."

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    Product Description

    Power up gaming desktops with this Thermaltake Smart power supply. A continuous 700W power output keeps demanding computer setups energized, while the industry-grade power, voltage and short-circuit protections safeguard sensitive components. This Thermaltake Smart power supply has an embedded 120mm cooling fan that disperses heat efficiently without producing distracting noise.
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    See all Computer Cards & Components
  10. EVGA - 850W Modular BQ Power Supply - Black - Front_Zoom

    Model: 110-BQ-0850-V1
    SKU: 5594501
    Top comment

    "Power supply is a suppy that powers all the parts in my pc...Excellent power supply...This one of the best power supply I've ever owned. Powers my gtx 970 with no problem."

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    Product Description

    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.
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    Top comment

    "Power supply is a suppy that powers all the parts in my pc...Excellent power supply...This one of the best power supply I've ever owned. Powers my gtx 970 with no problem."

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    Product Description

    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.
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    See all Power Supplies
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