Small Power Supply
Best Buy customers often prefer the following products when searching for Small Power Supply.
A power supply is an electrical component that supplies electrical power to a load. It is one of the most important parts of a computer, as it provides the energy needed to run all of the components in the computer. Browse the top-ranked list of small power supplies below along with associated reviews and opinions.
CORSAIR - RMe Series RM750e 80 PLUS Gold Fully Modular Low-Noise ATX 3.1 and PCIE 5.1 Power Supply - Black
Model: CP-9020295-NASKU: 6611985Top comment"Ultra Quiet Power Supply!...The price at the time of purchase (early 2025) is great compared to other similar power supplies....Rock Solid Power...These Powers supplies are rock solid power. I am running a AM5 MSI ATX board with a 7700X CPU and a RTX 4070 Super, and this RM750e does not even break a sweat. "
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CORSAIR RMe Series Fully Modular Low-Noise Power Supplies provide quiet, reliable power with Cybenetics Gold efficiency to your PC. The modular cables make PC builds easy, as you connect only the cables your system requires. With ATX 3.1 and PCIe 5.1 compliance with inclusion of native 12V-2x6 connnector and cable, 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. With a 140mm-long casing that works with nearly any modern case, the CORSAIR RMe Series is steady power for your system.Top comment"Ultra Quiet Power Supply!...The price at the time of purchase (early 2025) is great compared to other similar power supplies....Rock Solid Power...These Powers supplies are rock solid power. I am running a AM5 MSI ATX board with a 7700X CPU and a RTX 4070 Super, and this RM750e does not even break a sweat. "
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CORSAIR RMe Series Fully Modular Low-Noise Power Supplies provide quiet, reliable power with Cybenetics Gold efficiency to your PC. The modular cables make PC builds easy, as you connect only the cables your system requires. With ATX 3.1 and PCIe 5.1 compliance with inclusion of native 12V-2x6 connnector and cable, 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. With a 140mm-long casing that works with nearly any modern case, the CORSAIR RMe Series is steady power for your system.See all Power SuppliesYour price for this item is $93.99The comparable value price is $114.99Select pickup
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Thermaltake - Smart BM3 80+ Bronze PCIE Gen 5 ATX 3.0 650W Semi-Modular Power Supply - Black
Model: PS-SPD-0650MNFABU-3SKU: 6569208Top comment"Power supply...Works great. Powers my PC with no problem. I like the quiet switch on the back for sound control...thermaltake atx power supply(new model)...I like the extra connection for cabling not always needed. The power supply also comes with a convenient poach to contain the extra cabling."
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Power Up the Next Generation Hardware. Smart BM3 80 PLUS Bronze certified semi modular power supply unit is designed to meet ATX 3.0 standards, it also comes with one PCIe Gen 5.0 (12VHPWR) connector to support modern graphics cards. With an ample 5-year warranty, the Smart BM3 series is able to satisfy the market, where value-oriented users are looking for a new power supply with all the latest features.Top comment"Power supply...Works great. Powers my PC with no problem. I like the quiet switch on the back for sound control...thermaltake atx power supply(new model)...I like the extra connection for cabling not always needed. The power supply also comes with a convenient poach to contain the extra cabling."
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Power Up the Next Generation Hardware. Smart BM3 80 PLUS Bronze certified semi modular power supply unit is designed to meet ATX 3.0 standards, it also comes with one PCIe Gen 5.0 (12VHPWR) connector to support modern graphics cards. With an ample 5-year warranty, the Smart BM3 series is able to satisfy the market, where value-oriented users are looking for a new power supply with all the latest features.See all Power SuppliesYour price for this item is $63.99The comparable value price is $79.99Select pickup
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MSI - MAG A1000GL PCIE5 - Full Modular - 80 Plus Gold 1000W - ATX 3.1 Gaming Power Supply - Black
Model: MAG A1000GL PCIE5SKU: 6593788Top comment"It’s a power supply...It’s a power supply. Only downside no pretty cables but for the price it works....Installation is like a normal power supply installation, a lot of watts for future proofing, and powers everything I need."
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The MAG 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 MAG 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.Top comment"It’s a power supply...It’s a power supply. Only downside no pretty cables but for the price it works....Installation is like a normal power supply installation, a lot of watts for future proofing, and powers everything I need."
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The MAG 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 MAG 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 SuppliesYour price for this item is $139.99The comparable value price is $179.99Select pickup
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CORSAIR - RMe Series RM1000e 80 PLUS Gold Fully Modular Low-Noise ATX 3.0 and PCIE 5.0 Power Supply PSU - Black
Model: CP-9020264-NASKU: 6589973Top comment"Best power supply for a high end setup don't see myself upgrading it for a long time...Very stable power supply. Does what it is supposed to do...Great little power supply...Power supply"
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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.Top comment"Best power supply for a high end setup don't see myself upgrading it for a long time...Very stable power supply. Does what it is supposed to do...Great little power supply...Power supply"
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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.See all Power SuppliesYour price for this item is $179.99
MSI - MPG A1000GS PCIE5 1000W ATX 3.1 & PCIe 5.1 Ready Full Modular 80 Plus Gold Gaming Power Supply - Black
Model: MPG A1000GS PCIE5SKU: 6629573Top comment"I recently upgraded my power supply unit (PSU) from the RM1000, which had served me reliably for over ten years, to the MSI A1000GS, thanks to a great deal. ...I have this PSU installed in a Hyte 600 case. I appreciate its small footprint, which helped in managing cable space right outside of the PSU. "
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MPG A1000GS PCIE5 Featuring ATX 3.1 and PCIe 5.1 support with two 12V-2x6 connectors, these PSUs are built to handle NVIDIA’s 50 series graphics cards and AI PCs with ease. Advanced thermal solutions ensure cool, stable, and efficient operation, even under heavy loads, giving you the reliability and durability you need for gaming, streaming, or AI-powered tasks.Top comment"I recently upgraded my power supply unit (PSU) from the RM1000, which had served me reliably for over ten years, to the MSI A1000GS, thanks to a great deal. ...I have this PSU installed in a Hyte 600 case. I appreciate its small footprint, which helped in managing cable space right outside of the PSU. "
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MPG A1000GS PCIE5 Featuring ATX 3.1 and PCIe 5.1 support with two 12V-2x6 connectors, these PSUs are built to handle NVIDIA’s 50 series graphics cards and AI PCs with ease. Advanced thermal solutions ensure cool, stable, and efficient operation, even under heavy loads, giving you the reliability and durability you need for gaming, streaming, or AI-powered tasks.See all Power SuppliesYour price for this item is $140.99The comparable value price is $189.99Select pickup
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CORSAIR - HXi Series 1000W 80 Plus Platinum Fully-Modular Ultra-Low Noise ATX Power Supply - Black
Model: CP-9020259-NASKU: 6544995Top comment"Power Supply...Powers everthing with ease. Very quite even when pushing it. ...Beast of a power supply. Quiet and powers my pc with ease."
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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. ATX 3.0 and PCIe 5.0 compliance, 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 tenyear 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 SuppliesTop comment"Power Supply...Powers everthing with ease. Very quite even when pushing it. ...Beast of a power supply. Quiet and powers my pc with ease."
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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. ATX 3.0 and PCIe 5.0 compliance, 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 tenyear 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.
MSI - MAG A850GL PCIE5 850W ATX 3.1 &PCIe 5.1 Ready Full Modular 80 Plus Gold Gaming Power Supply - Black
Model: MAG A850GL PCIE5SKU: 6562432Top comment"Nice power supply...Good quality power supply for my computer. Good value with the price....Powers up my PC perfectly. Have a 7800X3D CPU and 7800XT GPU and have plenty of power to spare. "
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The MAG A850GL PCIE 5 power supply overflows with potency, a hallmark of the MAG series that aligns with gamers' pursuit of excellence. Infused with military-inspired elements, these gaming products have evolved into symbols of resilience. Efficiency matters, impacting performance and power use. The 80 PLUS Gold certification pledges lower energy consumption and higher efficiency. Compact and efficient, the A850GL PCIE 5 optimizes space and cable organization. Unneeded connectors are eliminated, reducing clutter and simplifying builds. Unused cables find refuge in the included cable pack. Cable organization, a common woe, finds a solution. Flat cables streamline management, enhancing airflow and orderliness. The power supply's fan employs fluid dynamic bearing, balancing cooling and noise. DC to DC and Full Bridge merge for higher efficiency and stable voltage, adapting swiftly to different needs. Sufficient power reigns, as the single rail supply caters to high-performance GPUs and CPUs with 5 CPU & PCI-E slots. Safety is paramount. Protective mechanisms ensure stability, empowering worry-free operation. In essence, the A850GL PCIE 5 L epitomizes power, space-efficiency, cable harmony, and safety. A pinnacle of technology in the MAG series, empowering triumphant gaming while embodying its spirit.Top comment"Nice power supply...Good quality power supply for my computer. Good value with the price....Powers up my PC perfectly. Have a 7800X3D CPU and 7800XT GPU and have plenty of power to spare. "
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The MAG A850GL PCIE 5 power supply overflows with potency, a hallmark of the MAG series that aligns with gamers' pursuit of excellence. Infused with military-inspired elements, these gaming products have evolved into symbols of resilience. Efficiency matters, impacting performance and power use. The 80 PLUS Gold certification pledges lower energy consumption and higher efficiency. Compact and efficient, the A850GL PCIE 5 optimizes space and cable organization. Unneeded connectors are eliminated, reducing clutter and simplifying builds. Unused cables find refuge in the included cable pack. Cable organization, a common woe, finds a solution. Flat cables streamline management, enhancing airflow and orderliness. The power supply's fan employs fluid dynamic bearing, balancing cooling and noise. DC to DC and Full Bridge merge for higher efficiency and stable voltage, adapting swiftly to different needs. Sufficient power reigns, as the single rail supply caters to high-performance GPUs and CPUs with 5 CPU & PCI-E slots. Safety is paramount. Protective mechanisms ensure stability, empowering worry-free operation. In essence, the A850GL PCIE 5 L epitomizes power, space-efficiency, cable harmony, and safety. A pinnacle of technology in the MAG series, empowering triumphant gaming while embodying its spirit.See all Power SuppliesYour price for this item is $99.99The comparable value price is $129.99Select pickup
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Thermaltake - Toughpower GF A3 850W 80 PLUS Gold PCIe Gen 5 ATX 3.0 Ready Fully Modular Power Supply - Black
Model: PS-TPD-0850FNFAGU-LSKU: 6566239Top comment"Solid power supply, great quality. Power supply works great....The Thermaltake - Toughpower GF A3 850W 80 PLUS Gold PCIe Gen 5 ATX 3.0 Ready Fully Modular Power Supply - Black easily supplies my power needs without hesitation."
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Toughpower GF A3 series is 80 PLUS Gold certified and compatible with Intel’s ATX 3.0 specifications. Designed with a native PCIe Gen 5.0 connector, it can power up next-gen technology with one new 12VHPWR cable.Top comment"Solid power supply, great quality. Power supply works great....The Thermaltake - Toughpower GF A3 850W 80 PLUS Gold PCIe Gen 5 ATX 3.0 Ready Fully Modular Power Supply - Black easily supplies my power needs without hesitation."
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Toughpower GF A3 series is 80 PLUS Gold certified and compatible with Intel’s ATX 3.0 specifications. Designed with a native PCIe Gen 5.0 connector, it can power up next-gen technology with one new 12VHPWR cable.See all Power SuppliesYour price for this item is $89.99The comparable value price is $129.99Select pickup
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CORSAIR - RMx Shift Series RM1200x 80 Plus Gold Fully Modular ATX Power Supply with Modular Side Interface - Black
Model: CP-9020254-NASKU: 6532108Top comment"Nice power supply. Quite, and supplies power. What more could you ask for....Fantastic power supply."
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CORSAIR RMx SHIFT Series fully modular power supplies boast a revolutionary side cable interface to keep all your connections within quick reach, for exceptionally convenient 80 PLUS Gold efficient power. With fully modular micro-fit connections and ATX 3.0 compliance, RMx SHIFT makes clean PC builds and upgrades even easier. RMx SHIFT PSUs use Japanese 105°C-rated electrolytic capacitors, for long life and reliability backed by a ten-year warranty. A 140mm fluid dynamic bearing fan utilizes a specially calculated fan curve for high performance and reliability with low noise, while Zero RPM mode support ensures virtually silent operation at low and medium loads. For quiet, efficient, and accessible power, put an RMx SHIFT Series PSU on your side.Top comment"Nice power supply. Quite, and supplies power. What more could you ask for....Fantastic power supply."
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CORSAIR RMx SHIFT Series fully modular power supplies boast a revolutionary side cable interface to keep all your connections within quick reach, for exceptionally convenient 80 PLUS Gold efficient power. With fully modular micro-fit connections and ATX 3.0 compliance, RMx SHIFT makes clean PC builds and upgrades even easier. RMx SHIFT PSUs use Japanese 105°C-rated electrolytic capacitors, for long life and reliability backed by a ten-year warranty. A 140mm fluid dynamic bearing fan utilizes a specially calculated fan curve for high performance and reliability with low noise, while Zero RPM mode support ensures virtually silent operation at low and medium loads. For quiet, efficient, and accessible power, put an RMx SHIFT Series PSU on your side.See all Power SuppliesYour price for this item is $219.99The comparable value price is $254.99Select pickup
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CORSAIR - RMx Series RM850x Cybenetics Gold Fully Modular ATX Power Supply - Black
Model: CP-9020270-NASKU: 6587623Top comment"Grat power supply...Highly recommend this over the cheaper version of corsair power supplies....Nice Power Supply. Great Value....Nice power supply! Easily installed in a Fractal North Mid-Tower case, running an. "
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CORSAIR RMx Series Fully Modular Low-Noise Power Supplies deliver quiet, dependable power with Cybenetics Gold efficiency to your PC. Fully modular, ultra-flexible embossed cables make PC builds easy, as you connect only the cables your system requires. Compliant with the ATX 3.1 power standard from Intel, RMx PSUs have the connections needed to power today’s demanding PC hardware including a native 12V-2x6 connector. 100% Japanese 105°C-rated electrolytic capacitors deliver fantastic electrical performance, while a 140mm FDB fan provides low noise cooling. Backed by a ten-year warranty, RMx PSUs are the gold standard for many years to come.Top comment"Grat power supply...Highly recommend this over the cheaper version of corsair power supplies....Nice Power Supply. Great Value....Nice power supply! Easily installed in a Fractal North Mid-Tower case, running an. "
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CORSAIR RMx Series Fully Modular Low-Noise Power Supplies deliver quiet, dependable power with Cybenetics Gold efficiency to your PC. Fully modular, ultra-flexible embossed cables make PC builds easy, as you connect only the cables your system requires. Compliant with the ATX 3.1 power standard from Intel, RMx PSUs have the connections needed to power today’s demanding PC hardware including a native 12V-2x6 connector. 100% Japanese 105°C-rated electrolytic capacitors deliver fantastic electrical performance, while a 140mm FDB fan provides low noise cooling. Backed by a ten-year warranty, RMx PSUs are the gold standard for many years to come.See all Power SuppliesYour price for this item is $129.99The comparable value price is $169.99Select pickup
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