Top 9 1U Power Supply 500W – Computer Power Supplies

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1. 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 - Active PFC. Class-leading single +12V rail. Small form Factor PSU. Support standard flex ATX Form Factor. 350w continuous power output at 40℃ operating temperature rated for 24/7 operation. High efficiency with 80 PLUS Gold certification. Support pCIe 6pin connector.
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

2. FSP

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FSP Mini ITX Solution/Flex ATX 500W Efficiency ≥90% Full Range Active PFC Power Supply Flex Guru 500W

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FSP #ad - Powerful single +12v rail design |100% Japanese made electrolytic capacitors. Full protections: ovp, opp, scP, OTP| 5 Year Warranty. Intelligent fan speed control with ball bearing fan| black coat finish |Direct cable output. Comes with a 1U mounting bracket. Meets 80 plus gold ≥ 90% efficiency | compliant with latest UL standard 62368 and 60950 standards.
BrandFSP #ad
ManufacturerFSP Group USA #ad
Height1.5 Inches
Length6 Inches
Weight2 Pounds
Width3.2 Inches
Warranty5 year warranty

3. Apevia

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Black, Apevia ITX-AP300W Mini-ITX / Flex ATX 300W Solid Power Supply

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Apevia #ad - Connectors: 1 x 20+4pin main power, 1 x 4pin 12vp4, 2 x SATA, 2 x 4pin Molex, 1 x 4pin Floppy. Cooling: forced air ventilation by 1 x 40mm Double Ball Bearing Fan. Standard mini-itx / flex atx type, Maximum Power: 300W. Output: +3. [email protected], [email protected], [email protected], [email protected], [email protected] Dimension: 150mm x 81. 5mm x 405mm 5. 9" x 3. 21" x 1. 59" - l x w x H.
BrandApevia #ad
ManufacturerApevia #ad
Height1.6 Inches
Length5.9 Inches
Weight1.7 Pounds
Width3.21 Inches
Part NumberITX-AP300W 
ModelITX-AP300W 
Warranty1 Year

4. 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 - High quality resettable power shut down | Low Ripple & Noise internal 4 cm fan delivers excellent airflow at an exceptionally low noise level. Resettable power shut down / 100% Hi-pot tested. High efficiency 80 plus gold certified power supply; efficiency >90%. For standard, networking, advanced server, NAS and industrial power system.1x pcie 6+2 pin for VGA card. 100% burn-in under high ambient temperature50; MTBF:100K hours at 25.
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

5. Supermicro

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Supermicro PWS-505P-1H Power Supply, Platinum Level w/PMbus 24pin, W100xL180xH40mm, 1U 500W Multi-Output

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Supermicro #ad - Supermicro pws-505p-1h power supply, platinum level w/ PMbus 24pin, 1U 500W Multi-output, W100xL180xH40mm.
BrandSupermicro #ad
ManufacturerSuperMicro Computer #ad
Height1.57 Inches
Length3.94 Inches
Weight0.01 Pounds
Width7.09 Inches
Part NumberPWS-505P-1H
ModelPWS-505P-1H

6. Apevia

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

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Apevia #ad - Connectors: 1 x 20+4pin main power, 1 x 6/8pin pcie, 2 x 4pin Molex, 1 x 4pin 12VP4, 2 x sata, 1 x 4pin Floppy. All cables are Sleeved. 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. Cooling: 1 x 80mm automatically Thermal Sensing Fan. Apevia sfx-ap400w mini itx solution / micro atx / SFX 400W Power Supply.
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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5188-7521, Replace Power 350 Watt 350W Flex ATX Power Supply Replacement for HP Pavilion Slimline 5188-7520, 5188-2755,

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

8. RGEEK

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RGEEK 1106 DC to DC ATX PSU 12V 300W Pico ATX Switch PSU 24pin Mini ITX PC Power Supply for Computer

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RGEEK #ad - Short-circuit protection: output shut down when short-circuit. Output shutdown when output current reaches the peak point. Input voltage range: 11. 2 to 12. 6v dc, dc input connector: 2. 5mm inner diameters, 5. 5mm outer diameter. Defensive function for +3. 3v, +12v, +5. 00v and +5. 00v sb power output）.
BrandRGEEK #ad
Manufacturere.Mini #ad
Part Number4348317604
ModelLR1106-250W12VDC

9. Butch and Harold

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1U 500W 80 Plus Power Supply

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Butch and Harold #ad - Over current Protection. 16ms hold Up Time. 80 plus high Efficiency and Reliability. Over voltage Protection. Short Circuit Protection.
BrandButch and Harold #ad
ManufacturerButch and Harold #ad
Height1.6 Inches
Length3.94 Inches
Weight4 Pounds
Width7.87 Inches
Part NumberIS-1U50PD8
ModelIS-1U50PD8