Top 8 400W Flex ATX – Computer Power Supplies

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1. FSP

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FSP Group Mini ITX Solution/Flex ATX 80 Plus Gold 400W high Efficiency Power Supply FSP400-60FGGBA

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FSP #ad - 1x pcie 6+2 pin for VGA card. 100% burn-in under high ambient temperature50; MTBF:100K hours at 25. High quality resettable power shut down | Low Ripple & Noise internal 4 cm fan delivers excellent airflow at an exceptionally low noise level. High efficiency 80 plus gold certified power supply; efficiency >90%. Resettable power shut down / 100% Hi-pot tested. For standard, networking, advanced server, NAS and industrial power system.
BrandFSP #ad
ManufacturerFSP Group U.S.A. Corporation #ad
Height3.25 Inches
Length5.9 Inches
Weight2 Pounds
Width1.6 Inches
Part NumberFSP400-60FGGBA
ModelFSP400-60FGGBA
Warranty1 year

2. ENHANCE

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ENP-7140B Flex 400W ATX Power Supply

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ENHANCE #ad - Enhance 400w flex ps, 20/24+2 x4pin+2 x Molex + 4 x SATA connectors. W x h x d: 3. 3" x 1. 55" x 5. 9". Can fit in kri ck102d, ghi-106, ck120, ck122, ghi-108, and many other cases. 1-year warranty. Efficiency is greater than 87%.
BrandENHANCE #ad
ManufacturerEnhance #ad
Weight2 Pounds
Part Number8541595894
Model8541595894

3. SilverStone Technology

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SilverStone Technology 350 Watt Flex ATX Power Supply with Fixed Cables and 80 Plus Gold with 6Pin PCIe Connector SST-FX350-G-USA

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SilverStone Technology #ad - Support standard flex ATX Form Factor. 350w continuous power output at 40℃ operating temperature rated for 24/7 operation. Small form Factor PSU. Class-leading single +12V rail. Support pCIe 6pin connector. Active PFC. High efficiency with 80 PLUS Gold certification.
BrandSilverStone Technology #ad
ManufacturerSilverStone Technology #ad
Height5.91 Inches
Length3.21 Inches
Width1.59 Inches
Part NumberSST-FX350-G-USA
ModelSST-FX350-G-USA
Warranty3 Years Parts and Labor

4. SilverStone Technology

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SilverStone Technology SST-FX350-G Flex ATX 1U 350 Watt 80 Plus Gold Power Supply with Fixed Cables

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SilverStone Technology #ad - 350w continuous power output at 40℃ operating temperature rated for 24/7 operation. Support pCIe 6pin connector. Support standard Flex ATX form factor. High efficiency with 80 PLUS Gold certification. Active PFC. Class-leading single +12V rail.
BrandSilverStone Technology #ad
ManufacturerSilverstone #ad
Height1.59 Inches
Length3.21 Inches
Weight2.12 Pounds
Width5.91 Inches
Part NumberSST-FX350-G
ModelSST-FX350-G
Warranty1 Year Parts and Labor

5. Apevia

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115-230V AC, 3 x Pheripheral, 1 x 12VP4, 3 x SATA, 1 x 20/24Pin Main Power, 1 x Floppy, Apevia TFX-AP300W Standard Flex ATX 300W Power Supply

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Apevia #ad - Input voltage: 115-230v ac, input Frequency: 60/50 . Output: +3. [email protected]; [email protected]; [email protected]; [email protected]; [email protected] 5a. Apevia tfx-ap300w standard 300w flex ATX Power Supply. Forced air ventilation by 1 x 80mm Fan. 5% tolerance of 5v, 3. 3v & 12v output.
BrandApevia #ad
ManufacturerApevia #ad
Height2.5 Inches
Length6.75 Inches
Weight2.1 Pounds
Width3.23 Inches
Part NumberTFX-AP300W
ModelTFX-AP300W

6. Apevia

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APEVIA SFX-AP400W Mini ITX Solution / Micro ATX / SFX 400W Power Supply

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Apevia #ad - Apevia sfx-ap400w mini itx solution / micro atx / SFX 400W Power Supply. Cooling: 1 x 80mm automatically Thermal Sensing Fan. All cables are Sleeved. Connectors: 1 x 20+4pin main power, 2 x sata, 1 x 4pin 12vp4, 1 x 6/8pin PCIe, 2 x 4pin molex, 1 x 4pin Floppy. Dimension: 125mm x 100mm x 63. 5mm 4. 92" x 3. 94" x 2. 5" - l x w x H. Output: +3. [email protected], [email protected], [email protected], [email protected], [email protected] 5a.
BrandApevia #ad
ManufacturerApevia #ad
Height2.5 Inches
Length5 Inches
Weight2.1 Pounds
Width4 Inches
Part NumberSFX-AP400W 
ModelSFX-AP400W 
Warranty1 Year

7. Replace Power®

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5188-2755,, Replace Power 350 Watt 350W Flex ATX Power Supply Replacement for HP Pavilion Slimline 5188-7520, 5188-7521

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Replace Power® #ad - Replace power Flex ATX Power. High quality Unit. Compatible with many HP Models. High wattage for Adding Additional Devices. 350 watt power Supply.
BrandReplace Power® #ad
ManufacturerReplace Power #ad
Height2.3 Inches
Length7.6 Inches
Weight1.65 Pounds
Width6 Inches
Part NumberRPSUFLEX350W

8. Replace Power®

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Achme, Replace Power 320 Watt 320W Flex ATX Power Supply Replacement Upgrade for IBM SurePOS 500, Shuttle XPC, ElanVita

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Replace Power® #ad - Supports amd/intel CPU System. 320 watt for adding additional devices for great Compatibility. Upgrade your old and beat up flex atx PSU with a 320 Watt High Quality Replace Power PSU. Replacement upgrade for: ibm surepos 500, elanvital, SPARKLE, SPI, FSP, Achme, shuttle XPC, Enhance, Delta.
BrandReplace Power® #ad
ManufacturerReplace Power® #ad
Height2.4 Inches
Length7.7 Inches
Weight1.55 Pounds
Width5.9 Inches
Part NumberRP-FLEX-320
Model4328509965