The Best 5v 4a power supply of 2022 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best 5v 4a power supply of 2022. Check our ranking below.

2,925 Reviews Scanned

Rank No. #1

Facmogu DC 5V 4A AC to DC Converter, AC 100-240V to DC 5 Volt 4 Amp 20W Power Supply 5V Switching Transformer Power Adapter, Wall Mounted Adapter with with Barrel Connector 5.5x2.5mm & 5.5x2.1mm

【IMPORTANT NOTE】-- NOT Available for High Power!! Compatible with 5V DC equipment, please make sure that the output voltage of your electronic device is 5V and the output current is less than or equal to 4A, the rated power is within the range of 20W! This is a 4A power supply, if a product exceeding 4A is connected, which will cause not working properly.
【Power Specification】-- Power Supply with Input 100-240V- 50/60Hz and Output: 5V/4A (4000mA), 90cm (2.95 feet) Cable Length. Small and lightweight for ease of use as well as ability to take on go.
【Plug Design】-- Fit for both 5.5x2.5mm & 5.5x2.1mm plug. This cable terminates with a "standard" 5.5mm OD, 2.5mm ID DC plug, but it's also compatibale with DC 5.5x2.1mm socket with the inner center spring contact.
【Power Protection】-- This power supply ensures safe use with over voltage, over current, and over temperature protection to keep all of your mobile devices safe from unexpected surges and spikes. Wide voltage range from 100V to 240V makes it suitable for travel.
【Wide Applications】-- Great for LED strips lights, garden camera, 3D printer, ham radio transceiver, camera, car subwoofer amp, audio amplifier, RC LiPo chargers, computer project, wireless router, ADSL Cats, HUB, audio/ video power supply. Indoor use only!

Rank No. #2

5V 4A Power Supply Adapter - COOLM AC 100-240V to DC 5V/4A 20W Charger Plug DC 5.5mm x 2.5mm Universal for Atomic Pi, Jetson Nano, USB Hub, WeBoost 850012 Connect RV 65 RV65, Odroid XU4 / XU4Q

Input: AC 100-240V, 50/60Hz Output: DC 5V 4A 20W, DC interface size: 5.5mm x 2.5mm (and compatible with 5.5mm x 2.1mm)
It perfect replacement for 2A / 2.2A / 2.5A / 3A / 3.5A as amperage isnt forced. (If your previous Adaptor was less than 4A then this will be a perfect replacement as amperage is NOT Forced).
Compatible with Odroid XU4 / XU4Q, WeBoost 850012 , WeBoost connect RV 65, Jetson Nano, Atomic Pi, USB Hub and can replace 5V 4A Power Supply of the barrel size 5.5mmx2.5mm / 5.5mmx2.1mm. ( Please note: It can work for WeBoost 850010 )
Compatible with 5V USB 3.0 Universal Dual Monitor Docking Station, Compatible with 5V 7 Port USB 2.0 Hub Tower with 5V/4A Power Adapter
It are certified by CE / FCC certification. We focus on providing quality power products and excellent customer service and Automatic overload cut-off, over voltage cut-off, automatic thermal cut-off, short circuit protection.

Rank No. #3

Arkare 5V 4A Power Supply Adapter 20W 4.9FT AC/DC Charger AC 100V-240V to DC 5 V 4A 3A 2A 1A Replacement Power Adapter for Security Camera Baby Monitor Graco Swing TV Box Raspberry Pi with with 8TIPS

5V 4A Power Supply: Input: AC 100~240V, 50/60Hz; Output: DC 5V 4A 20W(Max). Polarity: Center Positive (+). Ouput current is 4A max it means that it can supply with all amperage which smaller than 4000mA, such as 5V 4A 3A 2A 1A 0.8A 0.5A 1000mA 900mA 800mA 700mA 600mA 500mA 400mA 300mA 200mA 100mA etc.
4.9FT universal ac adapters are equipped with 8x DC Plugs: 5.5x2.1mm (compatible with5.5x2.5mm), 4.0x1.7mm, 3.5x1.35mm, 3.0x1.1mm, 2.5x0.7mm, Micro-USB, Type-C, terminal connector, which expands the application range of the adapter to a greater extent. Please reconfirm the DC jack size before purchase and use to ensure compatibility.
5V 4A power adapter would meet your 90% power need for 5V household and office electronics, like portable bluetooth, wireless receivers, electrical toys, WS2812B WS2811 LED strip lights, games consoles, kids 4 wheeler, GPS, DVR, webcam, speaker, CCTV camera, lan phones, external speaker, video baby monitor, mini fan, Router Kindle Fire Table, hard disk boxand more 5V devices.
Much more sturdy design than the others, this adapter was the perfect replacement for your lost 5V power cord. 5V adapter manufactured with the highest quality materials and include multiple safe guarding against over voltage, short circuit,internal overheating.
Package includes : 1 x 5V 4A ac/dc adapter, 8 x DC Tips. Built-in multiple safety protection systems and safe to use. If you have any questions about the product, please do not hesitate to consult us before returning. We always support and provide excellent after-sales support!

Rank No. #4

Security-01 2-Pack AC to DC 5V 4A Power Supply Adapter, Plug 5.5mm x 2.1mm,UL Listed

Input Voltage: AC100-240V 50/60Hz.
Output: 5V DC 4A, 20Watt
DC Connector Size: 5.5mm x 2.1mm
ETL Listed, FCC certificate WEEE, RoHS
Warranty: 18 months and lifetime technical support

Rank No. #5

DC 5V 4A Power Supply Adapter AC 100-240V to DC 5Volt 4000mA 4.6ft Power Cord with 8 Tips and 5.5mmx 2.5mm/2.1mm Plug, 5V 4A Power Supply Transformer

1. Input: AC 100V-240V 50/60Hz; Output: DC 5V 4A 20W MAX; DC plug size is 5.5mm x 2.5mm. Compatible with 5.5mmx2.1mm. Polarity is inside positive "+", outside negative"-", Power cord length: about4.6ft.
2. 5Volt 4A 3A 2A 1A Switching Power Supply, DC 20W Max, Power supply works for various of devices which ask for a less than 5V 44A 20W power adaptor, Such as 5V 4000mA, 3500mA, 3000mA, 2500mA, 2000mA, 1500mA, 10000mA, 500mA, 450mA, 400mA, 300mA,
3. The products adopt the industry's top materials and processes, flame retardant shell resistant to high temperature of 1382℉, premium-quality components and safe&reliable power cord. Certified by FCC, CE, RoHS, CCC, Overcurrent protection, overvoltage protection and overload protection, short-circuit protection ensure the stability and smoothness. Gives a safe charging. transformer charger
4. Widely used to drive 5V LED light strings, USB-HUB, Bluetooth speaker, wireless router, mini fountain, wifi IP home camera and other 5V devices less than 20W.
5. Buy with confidence and 24-hours online service, Please feel free to contact with us for any questions

Rank No. #6

5V 4A Power Supply 5VDC 4000mA Wall Charger Switching Replacement AC Adapter with 10 Interchangeable DC Plug

5V AC Power Supply Adapter DC 5V 1A 2A 3A 4A Switching Power for TV Box, Bluetooth Player, Speaker, MP3/MP4, CCTV Camera, Baby Monitor, GPS, USB Hub and use for more 5V home electronics.
Power Adapter's Specification：Wall Charger with Input 100-240V- 50/60Hz and 4ft/1.2m Cable Length with 5.5mm Plug. Output：5v 4a
Safety Provide: This power supply ensures safe use with over voltage, over current, and over temperature protection.
What You Get: 1 x 10 Interchangeable DC Plug; 1x 5V AC to DC Adapter; 30 days money back, and 12 months worry free warranty.

Rank No. #7

[UL Listed] MIXGOO 5V 4A Power Supply Charger (Input AC 100V-240V, Output DC 5 Volt 4 Amp 20 Watt) Adapter Switching Transformer Converter DC 5.5mm x 2.1mm / 5.5mm x 2.5mm Universal

One of the Best Quality 5V Power Adapter on Amazon : 3 years Free Replacement Guarantee | Current Overload Cut-off | Automatic Thermal | Short Circuit Protection | High Efficiency | Low fever & No Noise | Full Wattage 20 W | Long Lifespan | High Quality Shockproof Retail Packing Box | Secure Black Plastic Case
Universal AC/DC Adapter: AC Input: 100-240V 50/60Hz , DC Output: 5V 4.0A, max wattage is 20W
UL FCC Safety Certificates（E480515)
Multiple uses,Work for 5V dc Devices at Max 4 Ampere 20Watt (0.3A 0.5A 1A 1.2A 1.4A 1.5A 2A 2.5A 3A 3.5A 4Amp , all are Suitable) : Jetson Nano, 3d pen, 3d printer, record player, Arduino, LED strip, light string, HUB, switches and Other 5 Vdc Devices
Our goal is to ensure our customer's happiness. Please feel free to contact us with any questions or concerns so that all issues can be handled Immediately and Efficiently by our expert staff

Rank No. #8

UL Listed GOOKYO 5V 4A Power Supply 5VDC 4000mA Wall Charger Multi Tip Switching Replacement AC Adapter Fit for Jetson Nano,Atomic Pi,USB Hub,Cable Box,DAC and More DC 5v Devices Power Supply

Safety: With the UL quality certification authority, our products are in compliance with top industry standards, and include numerous safety mechanisms, including protection against short circuiting, overvoltage, overcurrent and internal overheating. Designed with high temperature resistant, flame retardant and fire-resistant materials, all our products provide ultimate protection for your devices
Extensive Compatibility:This product is widely used, application products such as: Jetson Nano, Atomic Pi, Odroid XU4, USB Hub, 3d printer, record player, DAC, cable box, scoreboard, WS2812B WS2811 WS2801 SK6812 LED Pixel Strip Light and More Compatible 5v Devices
More selective:Product connector size:5.5mm x 2.1mm,And in order to meet your more requirements,We will gift you of 8 connectors to you, Gift connector: Micro-USB / 2.5*07mm / 3.0*11mm / 3.5*1.35mm / 4.0*1.7mm / 4.8*1.7mm / 5.5*2.5mm/LED Terminal Connector, can power most your many 5V DC devices, switch dc tips easily by hands, providing you more charging choices.
Input: 100-240V ~ 50/60Hz,Wide voltage design, Almost all countries contain civil voltage range; Output: 5V 4A/ 5Volt 4000MA 20W,(Work for 5V dc Devices at Max 4 Ampere 20Watt ,such as 5v 1000mA, 1.5a, 1.75a, 2a, 2.5a, 3.5a, 5v 3a, 5v 3000mA, all are Suitable)
Warranty: Your shopping experience is important for us. If you don't want It for any reason, we will happily accept the return and refund in 30 days. And we offer 24 months warranty for exchange. Anyway, return or refund are available

Rank No. #9

Security-01 5V 4A DC Power Supply Adapter,AC 100V-240V to DC 5 Volt 4Amp Power Cord for Raspberry Pi 4,Type-C,USB with 11 Tips,UL Listed

【Product Specifications】: DC Output: 5V 4A/4000mA ;10 Watt Max;Standard Connector Size: 5.5mm*2.1mm.Cord Length:1.2 Meters.
【11x Replaceable Power Adapter Tips】: There are 11 additional replaceable power adapter tips, expanding compatibility to a broader range of 5V devices.Tips: 3.5*1.35mm, 3.0*1.1mm, 2.5*0.7mm, 4.75*1.7mm,4.0*1.7mm,6.5*1.4mm,6.5*4.4mm,5.5*2.5mm,Type-C,Mini USB,Micro USB, LED terminal connector.
【Wide Application】: This 5V 4A power adapter will meet 90% of your power needs for 5V household and office electronics.Such as LED Lights, Wireless Router, ADSL Cats, HUB, Switches, Security Cameras, bluetooth speakers, electrical toys, games consoles, wheeler,GPS.
【Unique Compatibility】: Compatible with Geekworm Raspberry Pi 4 Model B Power Supply,Orange Pi 5/5B Power Adapter,X825/X735/X728/X708/X703 expansion board/Retroflag PiStation Case/Orange Pi 5/5B/Orange Pi 5 Plus/Orange Pi 5 Pro.
【Safety and Quality Assurance】: Certified by UL,CE,FCC and RoHS.

Rank No. #10

5V 5A Power Supply 25W AC/DC Adapter 100-240V 50-60Hz AC to DC 5 Volt 5 Amps Power Adapter 4.5A 4A 3.5A 3A Converter with 5.5x2.5mm Tip for WS2811 WS2812 LED Strip Light Security System

General information. Input Voltage: AC 100V-240V 50/60Hz, Output: 5V DC 5A Max. Works with device that draws less than 5A, such as 4.5A, 4A, 3.5A, 3A, 2.5A, 2A, 1.5A, 1A, 450mA,500mA. 600mA, 700mA, 800mA, 1000mA. DC plug size is 5.5x2.5mm, compatible with 5.5x2.1mm. Polarity is inside positive "+", outside negative"-"
Safety Protection. Automatic overload cut-off, over voltage cut-off, overheating protection, short circuit protection. No noise, no fire hazard, low temperature operation, stable output.
Wide Application. Perfect for 5V devices less than 25W, such as WS2811 WS2812B WS2813 SK6812 5V LED Pixels strip light, USB-HUB, Bluetooth speaker, wireless router, ADSL cats, wifi IP home camera, Webcam Router, Toy, Recorder, DVR, Hard Disk Box and other 5v devices
Voltage Consistency The 5 volt power supply has no voltage fluctuations at power on, during transmit, receive, or at power off. It will protect your electronic products from destruction.
Kind Reminder： (1) This product is an AC to DC adapter, NOT A CHARGER!!! It cannot be used to charge electronic devices with batteries. Otherwise, it may damage your device. (2) The polarity is inside positive (+) and outside negative (-). They cannot be wrongly connected. (3) Never overload. If the current drawn exceeds 5A, the power supply will be damaged soon. (4) Indoor use only.

Last update on 2025-05-23 / Affiliate links / Images from Amazon Product Advertising API

How Do You Buy The Best 5v 4a power supply?

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Potential sources can include buying guides for 5v 4a power supply, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible 5v 4a power supply. Make sure that you are only using trustworthy and credible websites and sources.

We provide an 5v 4a power supply buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information. How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available 5v 4a power supply currently available on the market.

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Brand Value: Every brand of 5v 4a power supply has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
Features: What bells and whistles matter for an 5v 4a power supply?
Specifications: How powerful they are can be measured.
Product Value: This simply is how much bang for the buck you get from your 5v 4a power supply.
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Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their 5v 4a power supply.
Product Quality: You don’t always get what you pay for with an 5v 4a power supply, sometimes less, and sometimes more.
Product Reliability: How sturdy and durable an 5v 4a power supply is should be an indication of how long it will work out for you.

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The Best 5v 4a power supply of 2022 – Reviewed and Top Rated

How Do You Buy The Best 5v 4a power supply?

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