Top 9 SFX Form Factor – Computer Power Supplies

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Fully Modular, 80 Plus Gold 650W, Includes Power ON Self Tester, 7 Year Warranty, SFX Form Factor, Power Supply 123-GM-0650-Y1, EVGA SuperNOVA 650 GM, ECO Mode with DBB Fan

EVGA #ad - Fan size/ bearing: 92 millimeter double Ball Bearing. Heavy-duty protections, opp, including OVP, UVP, ocP, and SCP.650w sfx form factor. 80 plus gold certified, with 90% 115vac / 92% 220vaC to 240VAC efficiency or higher under typical loads. 7 year.
BrandEVGA #ad
ManufacturerEVGA #ad
Height7.68 Inches
Length10.55 Inches
Weight2 Pounds
Width3.82 Inches
Part Number650GM
Warranty7 years

2. SilverStone Technology


SST-ST45SF-V3-USA, SilverStone Technology 450W SFX Form Factor 80 Plus Bronze Power Supply ST45SF-V3-USA

SilverStone Technology #ad - Class-leading single +12V rail with 36a. Silent running 80mm fan V2. 0450w continuous power output at 50℃ temperature rated for 24/7 operation V2. 0 Supports standard SFX form factor and ATX via included bracket. 80 plus bronze level efficiency 82%85% efficiency at 20%100% loading. 450w continuous power output at 40℃ temperature rated for 24/7 operation V3. 0 Silent running 92mm fan V3. 0 .
BrandSilverStone Technology #ad
ManufacturerSilverStone Technology #ad
Height4 Inches
Length9 Inches
Weight0 Pounds
Width7 Inches
Part NumberSST-ST45SF-V3-USA
Warranty3 year parts and labor

3. Lian Li


LIAN LI SP 750 Performance SFX Form Factor Power Supply, SP750

Lian Li #ad - 80 plus gold efficiency. Japanese electrolytic capacitors for high durability. Fully modular Braided cables for clean look. Zero rpm mode under 40% load for silent operation. Sp 750 performance sfX Form Factor Power Supply.
BrandLian Li #ad
ManufacturerLian Li #ad
Height7 Inches
Length9.5 Inches
Weight2.2 Pounds
Width4.13 Inches
Part NumberSP750
Warranty1 year

4. Cooler Master


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

Cooler Master #ad - 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. 16 awg pci-e cables: the thicker 16 awg pcI-e cables allow for higher currents, thereby improving both efficiency and safety. 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

5. SilverStone Technology


SST-SX650-G, SilverStone Technology SX650-G 650W SFX Form Factor 80 Plus Gold

SilverStone Technology #ad - Silent running 92mm fan with 18 dBA minimum. All japanese capacitors. High efficiency with 80 PLUS Gold certification. All cables made with flexible flat arrays. Class-leading single +12V rail. Strict 3% voltage regulation and low ripple & noise. Support standard sfx form factor, ATX requires adapter sold separately as "PP08". 100% modular cables.
BrandSilverStone Technology #ad
ManufacturerSilverStone Technology #ad
Height2.5 Inches
Length4.92 Inches
Weight4 Pounds
Width3.94 Inches
Part NumberSST-SX650-G
Warranty3 Years Parts and Labor



ESGAMING 850W SFX Power Supply 80+ Platinum Efficiency Fully Modular PSU SFX Form Factor with Silent 80mm Hydraulic Fan

ESGAMING #ad - Fully modular design improve airflow and reduce system clutter. Supports eco mode + Silent Hydraulic fan. 100% japanese Capacitors ensure long-term reliability. 80 plus platinum certified, 850 watt power supply provides ultra-high power efficiency of 92% at typical load. Sfx to atx bracket, with the included bracket, users can install the SFX Power Supply to an ATX case. 1 x 20+4pin motherboard connector; 2 x cpu p84+4 pin connector; 2x pci-e6+2/8pin connector; 8 X SATA/HDD Connector; 3 X IDE/PATA Connector.
ManufacturerESGAMING #ad
Part NumberSFX850W
Warranty24 months

7. Seasonic


Full Modular, Silent, Compact Size, Fan Control in Fanless, Power Supply, Seasonic Focus SGX-7502021, SFX Form Factor, 10 Year Warranty, 750W 80+ Gold, Focus SGX-750, and Cooling Mode

Seasonic #ad - Compact size: 125 mm l x 100 mm W x 63. 5 mm H. 80 plus gold: less energy gets wasted during power conversion; Cut down your electricity usage and be Eco-Friendly. 10 year worry-free warranty: Our commitment to superior quality. Functions in three operational stages: Fanless Mode, Silent Mode, and Cooling Mode. Full modular:use only the cables you need to reduce clutter to maximize airflow for a better ventilated system. 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 NumberSSR-750SGX V2(2021)
ModelSSR-750SGX V2(2021)
Warranty10 years

8. SilverStone Technology


SilverStone Technology 500W SFX-L Form Factor 80 Plus Gold Full Modular Lengthened Power Supply with +12V Single Rail, Active PFC SX500-LG

SilverStone Technology #ad - 100% modular cables. Efficiency:87% ~ 90%(20% to 100% loading). All cables made with flexible flat arrays. Silent running 120mm fan with intelligent semi-fanless operation. High efficiency with 80 plus gold certification. Please note: kindly refer the User Manual before use. Support sfx-l form factor and ATX via included bracket.
BrandSilverStone Technology #ad
ManufacturerSilverStone #ad
Height2.5 Inches
Length5.12 Inches
Weight3.09 Pounds
Width4.92 Inches
Part NumberSX500-LG
Warranty3 year limited



T.F.SKYWINDINTL Power Supply 300W SFX Form Factor All-in-one Mini ITX PSU with Main Power 20+4pin x 1,SATA Port x 3,IDE x 3,GPU 6+2pin x 2,CPU Interface 4+4pin x 1 for POS Machine Desktop

T.F.SKYWINDINTL #ad - Ac input voltage from 90-264v. Full voltage power supply is widely used in places with unstable voltage, and has the function of automatically protecting computers. Pfc type: Active.

Suitable for nicro atx case:in many ways the sfx form factor could be considered a "little brother" to ATX, it is mostly interchangeable with the ATX power supply. Sfx 300w power supply stable power delivery, hi-efficiency, optimal cooling, low noise operation and long term reliability. Size: 125l x 100w x 63h mm. The single 80mm fan provides sufficient airflow and low noise operation, moisture protection, strong heat dissipation, high efficiency and energy saving, and cockroaches are not easy to enter. Supports sfx form factor:mini itx solution/micro atx/sfx 300w psu. It is designed for all amd and intel based systems and complies with 12V SFX and MINI ITX 3. 0 specification.
ManufacturerT.F.SKYWINDINTL #ad
Height2.36 Inches
Length4.92 Inches
Weight2.69 Pounds
Width3.94 Inches