Top 10 Modular SFX Power Supply – Computer Power Supplies

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1. Corsair


Quiet 120mm PWM Fan, 105°C-Rated Capacitors, ATX 3.0 & PCIe 5.0 Compliant, Corsair SF1000L Fully Modular Low-Noise SFX Power Supply, Zero RPM Mode, Black, 80 Plus Gold Efficiency

Corsair #ad - Compact sfx-l form-factor psu: delivers 1000w of continuous power, ideal for power-dense small-form-factor PCs, or saving space in larger builds.

120mm rifle bearing pwm fan: delivers quiet, powerful cooling, with Zero RPM fan mode for near-silent operation at lower loads. 80 plus gold-certified: operates at up to 90% efficiency, less noise, and Cybenetics-certified for lower power consumption, and cooler temperatures. Intel atx 3. 0 certified: compliant with the ATX 3. 0 power standard, supporting the PCIe Gen 5 platform and resisting transient power spikes. Fully modular, micro-fit psu connectors: With flexible cabling, taking up less space for tidy cable management and compatibility in small cases.
BrandCorsair #ad
ManufacturerCorsair #ad
Height2.5 Inches
Length5.12 Inches
Weight2.51 Pounds
Width4.92 Inches
Part NumberCP-9020246-NA
Warranty7 year manufacturer

2. Cooler Master


850W, 10 Year Warranty, Cooler Master V850 SFX Gold Full Modular, SFX Form Factor, Quiet FDB Fan, 80+ Gold Efficiency, ATX Bracket Included

Cooler Master #ad - 16 awg pci-e cables: the thicker 16 awg pcI-e cables allow for higher currents, thereby improving both efficiency and safety. Sfx-to-atx bracket: with the included bracket, users can install the V SFX Gold securely to an ATX case. Full-modular cabling: modular cables reduce clutter, increase airflow, and improve overall efficiency and thermal performance. Sfx form factor: high-quality psu that's compatible with all SFX cases and suitable for mini-ITX system builds.
BrandCooler Master #ad
ManufacturerCooler Master #ad
Height2.5 Inches
Length3.94 Inches
Weight3.97 Pounds
Width4.92 Inches
Part NumberMPY-8501-SFHAGV-US
Warranty10 year manufacturer



Power Supply 123-GM-0450-Y1, 7 Year Warranty, SFX Form Factor, Includes Power ON Self Tester, Fully Modular, ECO Mode with DBB Fan, 80 Plus Gold 450W, EVGA SuperNOVA 450 GM

EVGA #ad - 80 plus gold certified, with 90% 115vac / 92% 220vAC~240VAC efficiency or higher under typical loads. Heavy-duty protections, including OVP, OPP, UVP, OCP, and SCP. Fan size/ bearing: 92mm double Ball Bearing. 450w sfx form factor. 7 year.
BrandEVGA #ad
ManufacturerEVGA #ad
Height7.68 Inches
Length10.55 Inches
Weight2 Pounds
Width3.82 Inches
Part Number450 GM
Warranty7 Years

4. Seasonic


Seasonic Focus SGX-6502021, Full Modular, Fan Control in Fanless, Power Supply, Silent, 10 Year Warranty, 650W 80+ Gold, and Cooling Mode, SSR-650SGX., SFX Form Factor, Compact Size

Seasonic #ad - Compact size: 125 mm l x 100 mm W x 63. 5 mm H. Full modular:use only the cables you need to reduce clutter to maximize airflow for a better ventilated system. 10 year worry-free warranty: Our commitment to superior quality. Functions in three operational stages: Fanless Mode, Silent Mode, and Cooling Mode. 80 plus gold: less energy gets wasted during power conversion; Cut down your electricity usage and be Eco-Friendly. Premium hybrid fan control: unsurpassed silent performance in Fanless Mode.
BrandSeasonic #ad
ManufacturerSeasonic #ad
Height3.74 Inches
Length9.45 Inches
Weight4.19 Pounds
Width6.69 Inches
Part NumberFOCUS SGX-650(2021)
ModelFOCUS SGX-650(2021)
Warranty10 years

5. Thermaltake


Thermaltake Toughpower SFX 600W 80+ Gold Fully Modular SFX 12V 3.3/ATX 12V 2.4 Power Supply 7 YR PS-STP-0600FPCGUS-G

Thermaltake #ad - Zero rpm smart fan control. 7 year Warranty. Atx psu bracket included. 80 plus gold Certified. High quality Japanese capacitors.
BrandThermaltake #ad
ManufacturerThermaltake USA Direct #ad
Height7 Inches
Length3.7 Inches
Weight3.35 Pounds
Width6.24 Inches
Part NumberPS-STP-0600FPCGUS-G
Warranty7 years



10 Year Warranty, Fully Modular Power Supply with Durable Hydraulic Bearing Fan, SFX Form Factor, Black, GL850, 80 Plus Gold Certified, ATX 3.0 & PCIE 5.0 Ready, ARESGAME 850W SFX Power Supply

ARESGAME #ad - Lower energy consumption, heat, and noise. Pcie 5. 0 ready: with a native 16 pin pcie connector, the power supply can generate up to 600W of power to PCIe 5.

0 graphics cards. 105'c rated japanese caps and 10 year warranty: Japanese electrolytic capacitors and DC-to-DC converter design improve output voltage stability and ensure high durability. 90mm durable hydraulic bearing Fan: High-performance Hydraulic Bearing Fan fan for ultra-quiet operation and increased lifespan. Sfx form factor: compatible with all SFX cases and suitable for mini-ITX system builds. 80 plus gold efficiency: delivers up to 90% power efficiency at 50% load.
ManufacturerARESGAME #ad
Warranty10 year manufacturer

7. Redragon


Redragon PSU015 80+ Platium 750 Watt SFX Fully Modular Power Supply, 100% Japanese Capacitors & Low Noise Smart-ECO 0 RPM Fan, White, Full Mod Cables w/ATX Compatible Panel, 80 Plus Certified

Redragon #ad - 12vhpwr cable not Included in package. 80 plus platinum certification for cooler case temperature, higher energy efficiency, and less noise. Equipped with a zero rpm mode fan, the fan only gets to work when the temperature reached 60℃, or it will keep in 0 RPM mode for a smart quiet status.

Compact mini sfx size with tx compatible Panel enables better and wider chassis compatibility and leaves room for a tidy cable management. Equipped with flat white fully Modular Cables, which reduce clutter and improve airflow, optimize the overall efficiency & thermal performance. Mainstream llc resonant + dc-dc structure adopted to meet the cpu gpu power supply 100-240Vac, dual CPU P8 4+4 support server motherboard, OVP/OCP/OPP/OTP/UVP/SCP.

Upgraded pcie 5. 0 ready and atx 3. 0 port enables 200% total power excursion & 300% gpu power excursion, fully compatible high-performance NVIDIA 4090/4080/4070Ti graphics cards. Built with 100% japanese capacitors for great reliability and durability, strikes for maximum powering stability and esports grade unwavering performance.
BrandRedragon #ad
ManufacturerRedragon #ad
Part Number610289317
Warranty5 years

8. be quiet!


Be quiet! BN639 SFX L Power 600W 80 Plus Gold Power Supply for Mini ITX Pcs and Compact Gaming Systems

be quiet! #ad - Stable llc, synchronous Rectifier SR and DC-to-DC power conversion. Sfx-to-atx adapter bracket for usage with larger case Sizes. Temperature-controlled 120mm high-quality fan. 80 plus gold certification up to 92% efficiency. Modular cables for maximum build flexibility. 3-year manufacturer’s warranty. Multi-gpu support with four PCIe connectors.
Brandbe quiet! #ad
Manufacturerbe quiet! #ad
Weight2.56 Pounds
Part NumberBN639
Warranty3-year manufacturer’s warranty

9. PowerSpec


PowerSpec 650 Watt 80 Plus Gold Fully Modular SFX Power Supply Active PFC SLI Crossfire Ready Gaming PC PSU Computer Power Supplies, PS 650SFXG

PowerSpec #ad - Ul & 80+ gold certified: the powerspec fully modular power supply has an 80 plus Gold and UL certification. Stability: this psu features 650 watts of output power, active pfc design with single +12V output rail providing strong and stable power to computers.

It complies with Intel ATX 12V standards. The high-flow, producing less heat, low-noise 120mm diameter fan efficiently cools, resulting in lower energy consumption and operating cost. Purchase this power supply from a brand you trust. This psu is also certified by a nationally recognized Underwriter Laboratory for various safety and sustainability tests. 80+ gold boasts an 90% minimum efficiency at 50% load. Heavy-duty protections, including OVP, UVP, SCP. Powerspec by micro Center provides a 5-year limited warranty and outstanding customer service support.

Small form factor: sfx form factor and designed to power your micro ATX build. Durable and reliable: these premium japanese capacitors ensure a longer lifespan and eliminate explosion & electrolyte leakage issues. The sufficient and stable current fully supports SLI & CrossFire Systems. Maximum safety: universal ac 115-230v /10ainput with 50-60hz frequency for wide-ranging use, OPP, protect your components and data from unexpected unstable voltage damage.
BrandPowerSpec #ad
ManufacturerPowerSpec #ad
Height2.5 Inches
Length4.9 Inches
Weight3 Pounds
Width3.9 Inches
ModelPS 650SFXG

10. ASUS


ATX 3.0 Compatible, PCIe 5.0 Ready, 80+ Platinum, 120mm PWM ARGB Fan, 10 Year Warranty, ASUS ROG Loki SFX-L 850W Platinum White Edition Fully Modular Power Supply, Aura Sync

ASUS #ad - 80 plus platinum certified: up to 92% efficient for low heat and noise, and increased reliability. 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. Aura sync compatible: Ready to synchronize lighting effects across your gaming setup. Lower temps result in a longer lifespan and reduced noise. Lambda a certification: Certified low noise levels, below 25 dB. Axial-tech cooling: 120mm fan with PWM control for low noise and thermals kept in check. Rog heatsinks cover critical components.
BrandASUS #ad
ManufacturerASUS #ad
Height2.5 Inches
Length4.9 Inches
Weight4 Pounds
Width4.9 Inches
Warranty10 Year Core Product Operation Warranty; 3 Year RGB LED Warranty