Top 10 SFX Form Factor – Computer Power Supplies

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1. EVGA

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

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EVGA #ad - 450w sfx form factor. 7 year. 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.
BrandEVGA #ad
ManufacturerEVGA #ad
Height7.68 Inches
Length10.55 Inches
Weight2 Pounds
Width3.82 Inches
Part Number450 GM
Model123-GM-0450-Y1
Warranty7 Years

2. SilverStone Technology

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

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

3. EVGA

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

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EVGA #ad - Heavy-duty protections, opp, uvP, OCP, including OVP, and SCP.7 year. Fan size/ bearing: 92mm double Ball Bearing. 650w sfx form factor. 80 plus gold certified, with 90% 115vac / 92% 220vAC~240VAC efficiency or higher under typical loads.
BrandEVGA #ad
ManufacturerEVGA #ad
Height7.68 Inches
Length10.55 Inches
Weight2 Pounds
Width3.82 Inches
Part Number650GM
Model123-GM-0650-Y1
Warranty7 years

4. Seasonic

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Seasonic Focus SGX-650 650W 80+ Gold SFX 12 V/ATX 12 V Full Modular Compact 125 mm Size Power Supply w/120mm FDB Fan SSR-650SGX

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Seasonic #ad - Tight voltage regulation: keeping the 12 V, 5 V and 3. 3 v rails within ? 3% range. High efficiency, 80 plus gold Certified: 90% efficient at 50% load. Compact sfx-l size: fits both sfx & ATX form factor cases with ATX bracket adapter. Fully modular cabling design: use only the cables you need to reduce clutter and improve airflow for a better ventilated system. 120 mm fluid dynamic bearing fdb: fan is embedded with an always on S3FC Seasonic's Hybrid fan Control keeping the unit fanless until 30 % load. Voltage: 100 v - 240 V.
BrandSeasonic #ad
ManufacturerSeasonic Electronics #ad
Height4.92 Inches
Length4.92 Inches
Width2.5 Inches
Part NumberSSR-650SGX
ModelSSR-650SGX
Warranty10 years

5. EVGA

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Fully Modular, ECO Mode with DBB Fan, 80 Plus Gold 550W, SFX Form Factor, Includes Power ON Self Tester, Power Supply 123-GM-0550-Y1, 7 Year Warranty, EVGA SuperNOVA 550 GM

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EVGA #ad - 80 plus gold certified, with 90% 115vac / 92% 220vAC~240VAC efficiency or higher under typical loads. 7 year. 550w sfx form factor. Fan size/ bearing: 92mm double Ball Bearing. Heavy-duty protections, opp, UVP, ocp, including OVP, and SCP.
BrandEVGA #ad
ManufacturerEVGA #ad
Height7.68 Inches
Length10.55 Inches
Weight2 Pounds
Width3.82 Inches
Part Number550GM
Model123-GM-0550-Y1
Warranty7 years

6. SilverStone Technology

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

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SilverStone Technology #ad - Please note: kindly refer the User Manual before use. Support sfx-l form factor and ATX via included bracket. High efficiency with 80 plus gold certification. Silent running 120mm fan with intelligent semi-fanless operation. All cables made with flexible flat arrays. Efficiency:87% ~ 90%(20% to 100% loading). 100% modular cables.
BrandSilverStone Technology #ad
ManufacturerSilverstone #ad
Height2.5 Inches
Length5.12 Inches
Weight3.09 Pounds
Width4.92 Inches
Part NumberSX500-LG
ModelSX500-LG

7. SilverStone Technology

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SilverStone Technology 300W SFX Form Factor 80 Plus Bronze Power Supply with +12V Single Rail, Active PFC ST30SF

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SilverStone Technology #ad - Intelligent semi-fanless operation. 80 plus bronze level efficiency 82%~85% efficiency at 20%~100% loading. Class-leading single +12V rail with 22A. Active PFC. Support standard SFX form factor and ATX via included bracket. Single pci-e 6pin connector support. 300w continuous power output at 50℃ operating temperature rated for 24/7 operation. Silent running 80mm fan with 18dBA minimum.
BrandSilverStone Technology #ad
ManufacturerSilverstone Tek #ad
Height2.5 Inches
Length4.92 Inches
Weight2.2 Pounds
Width3.94 Inches
Part NumberST30SF
ModelST30SF

8. SilverStone Technology

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SilverStone Technology SST-SX650-G 650W SFX Fully Modular 80 Plus Gold PSU with Improved 92mm Fan and Japanese Capacitors SX650-G

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

9. SilverStone Technology

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Active PFC ST45SF, SilverStone Technology 450W SFX Form Factor 80 Plus Bronze Power Supply with +12V Single Rail

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SilverStone Technology #ad - Support standard SFX form factor and ATX via included bracket. Active pfc. 450w continuous power output at 50℃. Class-leading single +12V rail with 36A. Please note: kIndly refer the User Manual before use. 80 plus bronze level efficiency.
BrandSilverStone Technology #ad
ManufacturerSilverstone #ad
Height3 Inches
Length10 Inches
Weight3 Pounds
Width8 Inches
Part NumberSST-ST45SF
ModelSST-ST45SF
Warranty1 YEAR

10. Noctua

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Premium Low-Profile CPU Cooler for AMD AM4 Brown, Noctua NH-L9a-AM4

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Noctua #ad - Only 37mm total height, ideal for slim HTPC cases and Small Form Factor SFF builds. Compact footprint for 100% ram and PCIe compatibility on ITX motherboards as well as easy access to near-socket connectors. Includes award-winning nt-h1 thermal compound and easy-to-install SecuFirm2 mounting system for the AM4 socket of AMD’s Ryzen CPUs and APUs. Quiet, premium-grade nf-a9x14 fan with Low-Noise Adaptor and automatic speed control via PWM. Trusted noctua quality backed up with 6-year manufacturer's warranty.
BrandNoctua #ad
ManufacturerNoctua #ad
Height1.46 Inches
Length3.62 Inches
Weight1.03 Pounds
Width4.49 Inches
Part NumberNH-L9a-AM4
ModelNH-L9a-AM4

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