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

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1. SilverStone Technology


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

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
Warranty3 Years Parts and Labor

2. FSP


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

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


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

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 
Warranty1 Year

4. FSP


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

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
Warranty1 year

5. Supermicro


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

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

6. Apevia


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

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 
Warranty1 Year

7. Replace Power®


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

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



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

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

9. Butch and Harold


1U 500W 80 Plus Power Supply

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