Top 10 Slim ATX Power Supply – Computer Power Supplies

As an Amazon Associate I earn from qualifying purchases.

1. Apevia


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

Apevia #ad - Cooling: forced air ventilation by 1 x 40mm Double Ball Bearing Fan. Output: +3. 3v@12a, -12v@03a, +5v@12a, +12v@20a, [email protected]. Connectors: 1 x 20+4pin main power, 2 x sata, 2 x 4pin molex, 1 x 4pin 12VP4, 1 x 4pin Floppy. Dimension: 150mm x 81. 5mm x 405mm 5. 9" x 3. 21" x 1. 59" - l x w x H. Standard mini-itx / flex atx type, Maximum Power: 300W.
BrandApevia #ad
ManufacturerApevia #ad
Height1.6 Inches
Length5.9 Inches
Weight1.8 Pounds
Width3.21 Inches
Part NumberITX-AP300W 
Warranty1 Year

2. Apevia


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

Apevia #ad - Apevia tfx-ap300w standard 300w flex ATX Power Supply. 5% tolerance of 5v, 3. 3v & 12v output. Output: +3. 3@12a; +5a@12a; +12v@20a; -12v@03a; +5vsb@2. 5a. Input voltage: 115-230v ac, input Frequency: 60/50 Forced air ventilation by 1 x 80mm Fan.
BrandApevia #ad
ManufacturerApevia #ad
Height2.5 Inches
Length6.75 Inches
Weight2.1 Pounds
Width3.23 Inches
Part NumberTFX-AP300W

3. 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 - 350w continuous power output at 40℃ operating temperature rated for 24/7 operation. High efficiency with 80 PLUS Gold certification. Small form Factor PSU. Class-leading single +12V rail. Active PFC. Support standard flex ATX Form Factor. Support pCIe 6pin connector.
BrandSilverStone Technology #ad
ManufacturerSilverStone Technology #ad
Height5.91 Inches
Length3.21 Inches
Weight2.12 Pounds
Width1.59 Inches
Part NumberSST-FX350-G-USA
Warranty3 Years Parts and Labor

4. Corsair


Fully Modular Cables, Fully Modular Power Supply Low Noise, 80+ Gold Certified, 850 Watt, Corsair RMX Series, Compact Size Black, RM850x, 105°C Capacitors, Zero RPM Fan Mode

Corsair #ad - For maximum cooling surface area and performance. 100 percent industrial grade, 105°C rated Japanese capacitors ensure unwavering power and reliability. Icue compatibility-No. Modern standby Compatible- No. Zero rpm fan mode for near silent operation at low to medium loads; Continuous output rated temperature: 50°C. 80 plus gold certified for lower power consumption, less noise and cooler temperatures. Fan size-5. 3 inches. Fully modular cables, so you only connect the cables your system needs.
BrandCorsair #ad
ManufacturerCorsair #ad
Height3.39 Inches
Length6.3 Inches
Weight3.66 Pounds
Width5.91 Inches
Part NumberCP-9020180-NA
Warranty10 years warranty

5. SilverStone Technology


SilverStone Technology 300 Watt TFX Computer Power Supply with 80 Plus Bronze and One PCIe Connector SST-TX300-USA

SilverStone Technology #ad - 300w continuous power output at 40°C operating temperature rated for 24/7 operation. Single pci-e 6pin connectors support. Silent running 80mm fan with 18 dBA minimum. High efficiency with 80 PLUS Bronze certification. Active PFC. Support standard TFX form Factor.
BrandSilverStone Technology #ad
ManufacturerSilverStone Technology #ad
Height3.35 Inches
Length6.89 Inches
Width2.56 Inches
Part NumberSST-TX300-USA
Warranty1 Year Parts and Labor

6. Thermaltake


ATX 12V V2.3/EPS 12V Active PFC Power Supply PS-SPD-0500NPCWUS-W, Continuous Power with 120mm Ultra Quiet Cooling Fan, Thermaltake Smart 500W 80+ White Certified PSU

Thermaltake #ad - Equipped with a powerful plus 12 Volt rail, superior performance under all types of system loading. 5 year Warranty. Industry grade protections: opp over power Protection, OVP Over Voltage Protection, SCP Short Circuit Protection. 80 plus certified, 80 percentage efficiency under typical load. Active pfc power factor correction, MTBF: 100, 000 hours. Delivers 500 watt continuous output at plus 40 degree. Compliance with Intel ATX 12 Volt 2. 31 and eps 12V 2. 92 standards. High quality Components. Supports 2 pci e 6plus2pin connectors.
BrandThermaltake #ad
ManufacturerThermaltake USA Direct #ad
Height7 Inches
Length8.9 Inches
Weight3.8 Pounds
Width4 Inches
Part NumberPS-SPD-0500NPCWUS-W
Warranty5 years

7. Apevia


All Protections, APEVIA VENUS450W 450W ATX Power Supply with Auto-Thermally Controlled 120mm Fan, 115/230V Switch

Apevia #ad - Short-circuit/over-current/Over-Voltage/Over-Power/Under-Voltage/Over-Temperature Protections. 115/230v switch. Connectors:1 x 20/24pin main power, 3 x peripheral, 3 x SATA, 1 x 4pin 12V, 1 x Floppy. Auto-thermally controlled Black 120mm Fan. Apevia venus 450w ATX Power Supply. 5% tolerance of 5v, 3. 3v & 12v output.
BrandApevia #ad
ManufacturerApevia Corp #ad
Height3.4 Inches
Length5.9 Inches
Width5.5 Inches
Part NumberVENUS450W

8. FSP


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

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

9. Antec


ATX 12V 2.31 / EPS 12V, Bronze Power Supply, Antec Bronze Power Supply, Continuous Power with 120mm Silent Cooling Fan, CSK 650W 80+ Bronze Certified PSU

Antec #ad - Compatible: 1 x mb 2420+4pin / 2 x molex / 2 x 86+2pin pci-e / 7 x sata / 1 x 84+4pin eps 12V / 1 x FDD. Trust the premium brand: antec founded in 1986, Antec is recognized as a pioneer in the industry and has maintained its position as a worldwide market leader and international provider of quiet, efficient and innovative products.

After-sale service: 36-month worry-free product experience process will be provided to you and 24-hour customer service. Dimension: 5. 5 x 5. 9 x 3. 4 inches. 80 plus standard certified: 80 plus bronze Certified, with 88% efficiency, higher and stable voltage output.
BrandAntec #ad
ManufacturerAntec #ad
Warranty3-Year Warranty

10. EVGA


FDB Fan, Power Supply, 80+ Bronze 600W, 3 Year Warranty, EVGA 110-BQ-0600-K1 600 BQ, Semi Modular

EVGA #ad - Evga 600 bq: great quality, great value. Ac input 100 to 240 vac, 10 5a, 50 to 60 hertz; Operating temperature 0 degree to 40 degree Celsius. Fan size bearing: 120 millimeters Fluid Dynamic Bearing quiet and Intelligent auto fan for near silent operation. Heavy duty protections, opP, UVP, including OVP, ocp, and SCP.80 plus bronze certified, with 85 percent efficiency or higher under typical loads.
BrandEVGA #ad
ManufacturerEVGA #ad
Height3.35 Inches
Length5.51 Inches
Weight1 Pounds
Width5.91 Inches
Part Number110-BQ-0600-K1
Warranty3 Year Warranty