10 Best Sfx Power Supplies of 2025

Tested and Reviewed: Top 10 Sfx Power Supplies deals with expert ratings from 8.1 to a perfect 10

March 2026 Edition

Editor's Choice

9.7

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Corsair

CORSAIR SF750 (2024) Fully Modular Low Noise 80 Plus Platinum ATX Power Supply – 3.1 Compliant – PCIe 5.1 Ready – SFX-to-ATX Bracket Included – Black

20% Off

Editor's bottom line:

“This sfx power supplies is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

80 PLUS Platinum Rated SFX Power: Massive Platinum-rated power in a compact SFX form-factor, perfect for the most power-dense small-form-factor PCs or saving space in larger cases
ATX 3.1 Compliant & PCIe 5.1 Ready: Compliant with the ATX 3.1 power standard from Intel, supporting the PCIe Gen 5.1 platform and resisting transient power spikes
Fully Modular, Type-5 Micro-Fit PSU Connectors: With flexible cabling, taking up less space for tidy cable management and compatibility in small cases
92mm PWM Cooling Fan: Delivers powerful cooling with low-noise operation thanks to a fluid dynamic bearing
105°C Rated Japanese Capacitors: For unwavering power and reliability

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Picked by 397 people today

9.5

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Corsair

CORSAIR SF850 (2024) Fully Modular Low Noise 80 Plus Platinum ATX Power Supply – 3.0 Compliant – PCIe 5.0 Ready – SFX-to-ATX Bracket Included – Black

20% Off

Main Highlights

80 PLUS Platinum Rated SFX Power: Massive Platinum-rated power in a compact SFX form-factor, perfect for the most power-dense small-form-factor PCs or saving space in larger cases
ATX 3.0 Compliant & PCIe 5.0 Ready: Compliant with the ATX 3.0 power standard from Intel, supporting the PCIe Gen 5 platform and resisting transient power spikes
Fully Modular, Type-5 Micro-Fit PSU Connectors: With flexible cabling, taking up less space for tidy cable management and compatibility in small cases
92mm PWM Cooling Fan: Delivers powerful cooling with low-noise operation thanks to a fluid dynamic bearing
105°C Rated Japanese Capacitors: For unwavering power and reliability

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9.5

Lian Li

Lian Li SP V2 750 Watt SFX Form Factor Power Supply with Native 12V-2x6 Cable - Low Noise - 80+ Gold Efficiency - ATX 3.1 & PCIe 5.0 Compliant - 92mm FDB Fan - 10-Year Warranty - White (SP750G.W)

Main Highlights

Fully Modular PSU: Reliable and efficient low-noise power supply with fully modular cabling, so you only have to connect the cables your system build needs.
ATX 3.1 Certified: Compliant with the ATX 3.1 power standard, supporting the PCIe Gen 5.0 platform and resisting transient power spikes.
Low-Noise Fan: Equipped with a premium 92mm FDB (Fluid Dynamic Bearing) fan, the PSU ensures efficient and quiet thermal performance.
Native 12V-2x6 Connector: SP Series V2 Gold features a two-tone 12V-2x6 power cable with visual cues for safe connections, enhancing clarity and reliability for high-performance 50/40 series graphics cards.
Upgraded Standby Power & Reliable Power Backed by 10-Year Hardware Protection: The SP Series V2 Gold features an upgraded 5VSB (standby) rail, increasing its current capacity from 2.5A to 3A, better supporting today's power-hungry peripherals.
Lian Li SP SFX PSU: Designed to fit the official 63.5mm size specification, this power supply offers efficient cooling with an upgraded 92mm FDB fan for quieter operation and longevity. Part of the Lian Li SP Gold series, it is engineered for high performance and silent operation.

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9.2

Lian Li

Lian Li SP V2 750 Watt SFX Form Factor Power Supply with Native 12V-2x6 Cable - Low Noise - 80+ Gold Efficiency - ATX 3.1 & PCIe 5.0 Compliant - 92mm FDB Fan - 10-Year Warranty - Black (SP750G.B)

Main Highlights

Fully Modular PSU: Reliable and efficient low-noise power supply with fully modular cabling, so you only have to connect the cables your system build needs.
ATX 3.1 Certified: Compliant with the ATX 3.1 power standard, supporting the PCIe Gen 5.0 platform and resisting transient power spikes.
Low-Noise Fan: Equipped with a premium 92mm FDB (Fluid Dynamic Bearing) fan, the PSU ensures efficient and quiet thermal performance.
Native 12V-2x6 Connector: SP Series V2 Gold features a two-tone 12V-2x6 power cable with visual cues for safe connections, enhancing clarity and reliability for high-performance 50/40 series graphics cards.
Upgraded Standby Power & Reliable Power Backed by 10-Year Hardware Protection: The SP Series V2 Gold features an upgraded 5VSB (standby) rail, increasing its current capacity from 2.5A to 3A, better supporting today's power-hungry peripherals.
Lian Li SP SFX PSU: Designed to fit the official 63.5mm size specification, this power supply offers efficient cooling with an upgraded 92mm FDB fan for quieter operation and longevity. Part of the Lian Li SP Gold series, it is engineered for high performance and silent operation.

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9.0

Save 7%

Cooler Master

Cooler Master V850 SFX Gold ITX SFF Modular Power Supply, 850W 80Plus Gold, ATX 3.1 | 90° | PCIe 5.1, Designed Ready Nvidia RTX 5080 | AMD RX 9070 XT, Customized Cable, 100mm|3.9", 10-Year

7% Off

Main Highlights

Mighty ITX Design: As the leading SFX power supply, the V SFX Gold offers a mini design yet powerful for gamers, creators, and professionals
90° Durable Cables: Featuring a 90° 12VHPWR PCIe 5.1 connector, for improved electrical durability and safety
ATX 3.1 Cables: The ATX 3.1 delivers up to 600W power to your GPU
Enhanced Dissipation: The integrated design of the transformer, rectifier, full-bridge LLC, and EMI-inhibited amorphous metal ensures top performance and cooling
Customized Cable Length: Customized cables with the latest ATX 3.1 connector reduce clutter; extended cables may be needed for larger cases
80 plus Gold Efficiency: With Gold-level performance at 90% efficiency, it ensures effective power transfer from the wall to your components
Fluid Dynamic Bearing (FDB) Fan: The 92mm fan offers reliable, efficient cooling with a self-lubricating, low-maintenance design
Japanese Capacitors: High-quality 100% Japanese capacitors, we improve efficiency and reduce ripple noise
High Power Density: With 160% more power density than the MWE 850 V3, it's among the industry's highest
Fully Modular: Modular cables reduce clutter and enhance airflow, improving overall efficiency

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8.8

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Apevia

Apevia SFX-AP500W Mini ITX Solution/Micro ATX/SFX 500W Power Supply

5% Off

Main Highlights

APEVIA SFX-AP500W / Micro ATX / SFX 500W Power Supply
Connectors: 1 x 20+4pin Main Power, 1 x 8pin 12V(P4+4), 1 x 6/8pin PCIe, 3 x SATA, 2 x 4pin Molex, 1 x 4pin Floppy
Dimension: 125mm x 100mm x 63.5mm (4.9" x 3.94" x 2.5") - L x W x H
The power supply will not power on simply by connecting the power cord to both the power supply and wall outlet. Ensure that all the power supply cables are properly connected to the PC for it to power on.
The 8pin CPU connector can be split apart to become a 4+4 by pushing one end of the 4pin down and the other end of the 4pin up for motherboards that require a 4pin power.
The 8pin PCI-E GPU connector can be split apart to become a 6+2 by pushing one end of the 6pin down and the other end of the 2pin up for graphics cards that require a 6pin power.
The 24pin motherboard connector can be split apart to become a 20+4 by pushing one end of the 20pin down and the other end of the 4pin up for motherboards that require a 20pin power.

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8.6

ASUS

ASUS ROG Loki SFX-L 750W Platinum (Fully Modular Power Supply, 80+ Platinum, Lambda A Certified, 120mm PWM ARGB Fan, Aura Sync, ATX 3.0 Compatible, PCIe 5.0 Ready, 10 Year Warranty)

Main Highlights

ROG heatsinks cover critical components. Lower temps result in a longer lifespan and reduced noise
Axial-tech cooling: 120mm fan with PWM control for low noise and thermals kept in check
ATX 3.0 Compatible: ROG Loki is compliant with ATX 3.0 guidelines and bundled with a 16-pin PCIe cable that can pipe up to 600W of power to PCIe Gen 5.0 graphics cards
Lambda A Certification: Certified low noise levels, below 25 dB
80 PLUS Platinum certified: Up to 92% efficient for low heat and noise, and increased reliability

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8.3

Vetroo

Vetroo 850W SFX Power Supply ATX 3.1 & PCIE 5.1 Ready, 80 Plus Gold Certificate Fully Modular, 90mm FDB Fan for Low-Noise Operation, SFX-to-ATX Bracket, 10-Year Warranty - Black

Main Highlights

Compatible sizes: SFX size is not only suitable for mini ITX chassis, but can also be expanded to ATX size when using the SFX-to-ATX bracket
PCIe Gen 5.1 Supported: Supports the latest PCIE 5.1 for improved performance and efficiency. Also backward compatible with PCIE 4.0 and 3.0
ATX 3.1 Ready: The latest and most advanced power supply on the market, perfect for any PC builder or gamer
80 Plus Gold Certification: Compliance with the highest standards of quality and efficiency to ensure reliable performance and energy savings
Full Modular Design: Cables can be easily managed by installing only the cables you need, reducing clutter

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8.1

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Cooler Master

Cooler Master V750 SFX Gold ITX SFF Modular Power Supply, 750W 80Plus Gold, ATX 3.1 | 90° | PCIe 5.1, Designed Ready Nvidia RTX 5070 Ti | AMD RX 9070 XT, Customized Cable, 100mm|3.9", 10-Year

5% Off

Main Highlights

Mighty ITX Design: As the leading SFX PSU, the V SFX Gold delivers high-performance power in a mini design, perfect sized for mini-ITX builds.
90° Durable Cables: Featuring a 90° 12VHPWR PCIe 5.1 connector, for improved electrical durability and safety
ATX 3.1 Cables: The ATX 3.1 delivers up to 450W power to your GPU
Enhanced Dissipation: The integrated design of the transformer, rectifier, full-bridge LLC, and EMI-inhibited amorphous metal ensures top performance and cooling.
Customized Cable Length: Customized short cables with the latest ATX 3.1 connector reduce clutter; extended cables may be needed for larger cases
80+ Gold Efficiency: With Gold-level performance at 90% efficiency, it ensures effective power transfer from the wall to your components
Fluid Dynamic Bearing (FDB) Fan: The 92mm fan offers reliable, efficient cooling with a self-lubricating, low-maintenance design
High Power Density: With 160% more power density than the MWE 850 V3, it's among the industry's highest.
Fully Modular: Modular cables reduce clutter and enhance airflow, improving overall efficiency

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8.1

ARESGAME

ARESGAME SFX Power Supply, 850W, ATX 3.0 & PCIE 5.0 Ready, 80 Plus Gold Certified, Fully Modular Power Supply with Durable Hydraulic Bearing Fan, SFX Form Factor, 10 Year Warranty

Main Highlights

SFX Form Factor: Compatible with all SFX cases and suitable for mini-ITX system builds.
80 PLUS GOLD Efficiency: Delivers to 90% power efficiency at 50% load. lower energy consumption, heat, and noise.
105'C Rated Japanese Caps: Japanese electrolytic capacitors and DC-to-DC converter design improve output voltage stability and ensure high durability.
SFX-to-ATX Bracket included: With the included bracket, the power supply can be installed securely to an standard ATX case.
ATX 3.0 & PCIE 5.0 Ready: With a native 16 PIN PCIe connector, the power supply can generate up to 600W of power to graphics cards(Included Silicone 12VHPWR PCIe 5.0 Cable)

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Our Best Overall Choice

Best Choice

9.7

Corsair

CORSAIR SF750 (2024) Fully Modular Low Noise 80 Plus Platinum ATX Power Supply – 3.1 Compliant – PCIe 5.1 Ready – SFX-to-ATX Bracket Included – Black

20% Off

Editor's bottom line:

“This is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

80 PLUS Platinum Rated SFX Power: Massive Platinum-rated power in a compact SFX form-factor, perfect for the most power-dense small-form-factor PCs or saving space in larger cases
ATX 3.1 Compliant & PCIe 5.1 Ready: Compliant with the ATX 3.1 power standard from Intel, supporting the PCIe Gen 5.1 platform and resisting transient power spikes
Fully Modular, Type-5 Micro-Fit PSU Connectors: With flexible cabling, taking up less space for tidy cable management and compatibility in small cases
92mm PWM Cooling Fan: Delivers powerful cooling with low-noise operation thanks to a fluid dynamic bearing
105°C Rated Japanese Capacitors: For unwavering power and reliability

Show Price

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