Top 10 Fanless Computer Power Supply – Computer Power Supplies

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1. Seasonic


Silent, Perfect Power Supply for Gaming and Various Application, 550W, and Cooling Mode, Fan Control in Fanless, Full-Modular, SSR-550FX., Seasonic FOCUS GX-550

Seasonic #ad - Full modular: use only the cables you need to reduce clutter to maximize airflow for a better ventilated system. Premium hybrid fan control: unsurpassed silent performance in fanless Mode.

Compact size: 140 mm deep fits ALL ATX systems. 10 year worry-free warranty: Our commitment to superior quality. The fan control button at the back of the power supply allows users to customize cooling needs by selecting between Seasonic S2FC fan control without Fanless Mode and S3FC fan control including Fanless Mode. 80 plus gold: less energy gets wasted during power conversion; Cut down your electricity usage and be Eco-Friendly.
BrandSeasonic #ad
ManufacturerSeasonic #ad
Height4.53 Inches
Length12.2 Inches
Weight3.31 Pounds
Width7.09 Inches
Part NumberFOCUS GX-550
ModelFOCUS GX-550
Warranty10 years

2. Cooler Master


Cooler Master Watt 650 Watt Semifanless Modular Power Supply, 80 PLUS Bronze Certified Power Supply for Computers

Cooler Master #ad - Semi-fanless up till 15% load. 5 years. Thicker 16awg pcie cables to support the latest graphics cards. 650w semi-modular ATX power supply. 80 plus bronze certified. Dc-to-dc circuit design for stable voltage output. Temperature controlled 120 millimeter fan with dustproof LDB bearing.
BrandCooler Master #ad
ManufacturerCooler Master USA, Inc. #ad
Height3.38 Inches
Length5.51 Inches
Weight3.95 Pounds
Width5.9 Inches
Part NumberMPX-6501-AMAAB-US
Warranty5 years

3. Mistel


Mistel Vision MX650 Fanless Power Supply with 650W 80 Plus Platinum Certified Fanless Modular PSU, Full Modular Power Supply for PC, Featuring with RGB LED Power Supply Controlled via Motherboard

Mistel #ad - Extra components equipped which bring more enjoyment and performance:mistel mx series 650w power supply is integrated with RGB LED connector, modularized EMI Filter and Mn-Zn super core-loss inductor. 80plus platinum certified super high efficiency: mistel fanless power supply dc connector module with Integrated Voltage Regulator Module DC to DC Converter Design.

Psu with high quality of design: including japanese capacitors, dual heat sink and extra custom heat Sink. It offers users a whole new experience of quietness and stability. Output protection: opp, ocp, ovp, scp, otp, no-load situation and reset after shutdown which brings more protection when the power supply is running.

Fanless and full power at 40°c: fanless psu design creates a 0 dba soundless operation for home and theater/noise sensitive systems with a full power output at 40°C/104°F ambient. Mistel pc power supply not only brings a high performance but also maximizes fan-less cooling efficiency when your PC is running the power supply.
BrandMistel #ad
ManufacturerMistel #ad
Part NumberMX Vision

4. Seasonic


True Fanless Design, Seasonic PRIME FANLESS PX-450, Perfect Power Supply for situations that demand silence from the equipment., ATX12V & EPS12V, 450W , Full Modular

Seasonic #ad - Fanless design - silent operation does not only provide a more pleasant working environment but also results in less power consumption and lower utility bills.

Full modular - use only the cables you need to reduce clutter and improve airflow for a better ventilated system. 80 plus platinum - less energy gets wasted during power conversion; Cut down your electricity usage and be Eco-Friendly. 12 year worry-free warranty: Our commitment to superior quality. Micro tolerance load regulation under 05 %: this impressive electrical performance and stability makes this power supply an ideal choice for high-performance systems.
BrandSeasonic #ad
ManufacturerSeasonic #ad
Height10.6 Inches
Length4.5 Inches
Width7.3 Inches
Warranty12 years

5. APC


BX1500M Backup Battery, AVR, APC UPS, Dataline Protection and LCD Display, 1500VA UPS Battery Backup & Surge Protector, Back-UPS Pro Uninterruptible Power Supply

APC #ad - Ups replacement battery for BX1500M sold separately part no. 3-5 year battery life. Apcrbc124. 10 outlets nema 5-15r: 5 ups battery backup with Surge Protection Outlets, and 5 Surge Protector Only Outlets.

1500va / 900w backup Battery power supply. 1 gb network dataline protection, 6' power cord, right-angle 3-prong wall plug NEMA 5-15P, and free Windows PC power-management software Mac OS uses native "Energy Saver" Settings. Battery type: lead-acid battery, Typical recharge time: 16hours. Automatic voltage regulation avr instantly corrects low/high voltage fluctuations, and is Active PFC compatible.
BrandAPC #ad
ManufacturerAPC #ad
Height9.84 Inches
Length15.04 Inches
Weight24.25 Pounds
Width3.94 Inches
Part NumberBX1500M
Warranty3 Year

6. APC


600VA UPS Battery Backup & Surge Protector, Back-UPS Series Uninterruptible Power Supply, USB Charger, BE600M1 Backup Battery Power Supply, APC UPS

APC #ad - Replacable battery: the battery can be replaced when needed with RBC model APCRBC154 sold separately. Backed by apc's 3-year warranty, plus a 75, 000 dollars connected-equipment policy. 1 usb charger port 1. 5a for cell phones and other portable electronics. 7 outlets nema 5-15r: 5 ups battery backup with Surge Protection Outlets, and 2 Surge Protector Only Outlets. 5' power cord, right-angle 3-prong wall plug nema 5-15p, wall-mountable, plus free Windows PC power-management software Mac OS uses native "Energy Saver" Settings.600va / 330w backup Battery power supply.
BrandAPC #ad
ManufacturerAPC #ad
Height5.47 Inches
Length10.79 Inches
Weight7.5 Pounds
Width4.13 Inches
Part NumberBE600M1
Warranty3 years repair or replace

7. Corsair


Corsair CX Series 750 Watt 80+ Bronze Certified Modular Power Supply

Corsair #ad - Up to 85% energy efficiency means less heat generation. Made in China. Universal ac input from 90-264V. A three year warranty and lifetime access to Corsair’s legendary technical support and customer service.

Built and tested to strict standards for trouble-free installation and smooth operation; Fan size millimeter: 135 millimeter. Builder series cx, modular power supply, 750 Watt, NA version.880 plus bronze certified efficiency for low noise and lower power bills. Design that delivers high availability, scalability, and for maximum flexibility and price/performance. Modular cabling system lets you use only the cables you need. 099 active power Factor Correction provides clean and reliable power. A dedicated single +12V rail offers maximum compatibility with the latest components.
BrandCorsair #ad
ManufacturerCorsair #ad
Height3.4 Inches
Length5.9 Inches
Weight6.4 Pounds
Width6.3 Inches
Part NumberCP-9020061-NA
Warranty5 years warranty

8. Corsair


SFX, SF450, 80+ Platinum Certified, Fully Modular Power Supply CP-9020181-NA, Corsair SF Series, 450 Watt

Corsair #ad - 80 plus platinum Certified for ultra-high efficiency operation. Compatible devices: atx12v v2. 4 and epS 2. 92 standards. Zero rpm fan mode for near-silent operation at low to medium loads. Individually sleeved, fully modular cables make building a great looking PC easy. Compact sfx form-factor to power the world's best small form Factor PCs. 92mm cooling fan delivers Low-Noise operation even at demanding loads.
BrandCorsair #ad
ManufacturerCorsair #ad
Height2.5 Inches
Length3.94 Inches
Weight1.9 Pounds
Width4.92 Inches
Part NumberCP-9020181-NA
WarrantyLimited Lifetime



ECO Fanless & Silent Mode, Full Modular Power Supply, Fluid Dynamic Bearing Fan, SF-850F14HG 850W, Super Flower Leadex III Gold 850W 80+ Gold

SUPER FLOWER #ad - Leadex iii series psu are 80plus gold certified with 100% fully modular cable design, our R&D team's latest innovation, a brilliant idea to maximize PSU cables & connectors management to have the best cable routing solution, also increase case chassis air flow to have best cooling for your system.

Leadex iii series psu provides high efficiency & stable power output and come with a 13cm three-way thermal control intelligent cooling fan to ensure your professional PC system will work under heavy load, also capable of powering your PC system equipped with NVIDIA SLI or ATI CrossFireX setup. 100% satisfaction guaranteed- we provide a ten-year warranty that covers any manufacturing defects for this Super Flower products as well as free shipping for change.
ManufacturerSuper Flower #ad
Weight6.35 Pounds
Part NumberSF-850F14HG



Asiahorse Customization Mod Sleeve Extension Power Supply Cable Kit 18AWG ATX/EPS/8-pin PCI-E/6-pin PCI-E White

ASIAHORSE #ad - 4. For a clean cable management and a uniform design offers a better solution to modding enthusiasts with M/B and PCI-E Cables. 3. Triple layer cable weaving design with 18AWG wire, pass test Mechanics. 1. 1x24 pin atx extension cable, 2x8 pin pci-e Cable, 1x4+4pin eps cable, 2x6 Pin PCI-e Cable.5. Two color cable combs: black and white combs in the package, which can be used with your case according to your preference. 2. Each psu cables comes in 300mm in length with black connectors on both ends, includes cable combs 3Pcs each cable.
ManufacturerAsiaHorse #ad
Weight0.8 Pounds