The Best 12v universal power supply of 2022 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best 12v universal power supply of 2022. Check our ranking below.

2,243 (random) Reviews Scanned

Rank No. #1

GuanTing Universal AC Adapter 12V 2A Power Supply Charger 24W AC110V to DC12V 2000mA 1500mA 1000mA 500mA Power Driver 8 DC Plug Tips 12 Volt Converter Inverter Transformer ac dc Adapter(DC12V~2A)

[Specifications] Input: AC100V-240V 50/60Hz. Output: DC12V~2A (1.5A,1A,800mA, 500mA,400mA,200mA,100mA all compatible, can adjust output current depends on your device’s input) Max power: 24W (20W/18W/15W/10W/8W/5W all compatible) DC plug size: 5.5mm x 2.1mm (with 8 changeable plug tips) Polarity: inner positive+/outer negative- (same as most DC12V devices).
[Safety&Durability] Over voltage/ over current/ short circuit/over loaded/surge protection system loaded, robust design with fireproof shell and superior heat dissipation board, without fan noise, CE/FCC/DoE VI certified safety insurance and energy efficient.
[Compatibility] Except for the common 5.5 x 2.1mm DC plug, this power supply also come with 8 interchangeable plug tips, support almost all small DC12V devices such as LED Strip Lights, WIFI Router, ADSL Cats, Bluetooth speaker, GPS, webcam, digital piano keyboards, Switches, CCTV Security Cameras and other devices which are powered by DC12V (2A,1.5A,1A,800mA,500mA,400mA,200mA,100mA) power supply.
[Warning] Please check the DC socket size, power consumption, polarity of the device to make sure the ac adapter/power supply fit before ordering, or it may not work or cause problem. (To ensure good performance and durability, try not to exceed 80% of the total output of the adapter for long time use)
[After Sale Service] All our products will pass strict test before sending out, there’s seldom faulty during packing or shipment, if there’s any problem with the power supply please just notice us, we'll tackle it for you within 24 hours, thank you in advance and we will enhance our product performance and service constantly.

Rank No. #2

SHNITPWR 3V ~ 24V 3A 72W Power Supply Adjustable DC 3V 5V 6V 9V 12V 15V 16V 18V 19V 20V 24V Variable Universal AC/DC Adapter 100V-240V AC to DC Converter with 14 Tips 5.5x2.5mm 4.0x1.7mm 3.5x1.35mm

𝐈𝐧𝐩𝐮𝐭 𝐚𝐧𝐝 𝐎𝐮𝐭𝐩𝐮𝐭: Input: AC 100~240V, 50/60Hz ; Output: DC 3~24V Adjustable, Max 3A 72W ; It can supply with any voltage between 3~24V,such as 3V 4V 4.5V 5V 5.5V 6V 9V 12V 14V 15V 19V 20V 24V, etc and any amp less than 3A, such as 300mA, 500mA,1A, 1.5A, 2A, 2.5A, 3A. LCD display will show the output voltage, in case that wrong voltage regulation damage your device.
𝐔𝐩𝐠𝐫𝐚𝐝𝐞𝐝 𝐕𝐞𝐫𝐬𝐢𝐨𝐧 𝐏𝐨𝐰𝐞𝐫 𝐒𝐮𝐩𝐩𝐥𝐲: Based on hundreds of users feedback, we have made the following improvements: 1. The knob can be adjusted more evenly, and it can reach 13V ~ 14V by rotating 50%. 2. Increase the off gear to turn off the power without pulling the plug. 3.Add a polarity converter cable, which make it compatible with more devices，doubles its range of application.
𝟏𝟒𝐩𝐜𝐬 𝐅𝐫𝐞𝐪𝐮𝐞𝐧𝐭𝐥𝐲 𝐔𝐬𝐞𝐝 𝐓𝐢𝐩𝐬: It comes with an original 5.5x2.5mm tip and 14pcs frequently used tips: 6.5x4.4mm+Pin, 5.5x2.1mm, 5.5x3.0mm+Pin, 5.0x2.5mm, 6.3x3.0mm, 5.5x1.7mm, 4.8x1.7mm, 4.0x1.7mm, 3.5x1.35mm, 3.0x1.1mm, 2.5x0.7mm, Micro-USB, Type-C and DC terminal connector. Can be applied to almost all commonly used electronic devices. You can screw wires onto it easily, perfect for DIY projects.
𝐖𝐢𝐝𝐞 𝐑𝐚𝐧𝐠𝐞 𝐨𝐟 𝐀𝐩𝐩𝐥𝐢𝐜𝐚𝐭𝐢𝐨𝐧𝐬: The 72W all-in-one multipurpose AC/DC adapter fit for many 3~24V small household electronics such as LED strips, under-cabinet light, TV Box, smart speaks, wireless routers, essential oil diffuser humidifier, USB fan, Wifi camera, USB Hub, hard disk box, DC motor, DC pump, digital photo frame, DVR NVR surveillance system etc.For indoor use only.
𝐒𝐚𝐟𝐞𝐭𝐲 𝐏𝐫𝐨𝐭𝐞𝐜𝐭𝐢𝐨𝐧 𝐒𝐲𝐬𝐭𝐞𝐦𝐬: Built-in multiple safety protection systems. Automatic over voltage cut-off, over current cut-off, over temperature cut-off, short circuit cut-off. We focus on producing premium quality and safety power adapters. No noise, no spontaneous combustion, no explosion, no fire hazard, safe to use. 6ft long power cable makes it convenient to use.

Rank No. #3

12V 2A Power Supply AC Adapter Replacement with 8 Tips, Regulated 12 Volts 2000mA Cord Charger for LED Strip Light, CCTV Camera, GPS, Webcam, Router, BT Speaker DC12V Transformer (6ft)

[Power Specs]: Input 100V-240V 50/60Hz; Output: 12V 2A. Output adaptor Self-Adapting Barrel jack size: 5.5mm x 2.1mm (applicable 2.5mm) positive (+) center.
[Intelligent Identification Output]: The adapter can automatically identify the current amperage required by the electronic device. For example; 50ma 100ma 150ma 200ma ~ 800ma 900ma 1000mA 1500mA 2000mA, etc. The highest output is 2A.
[Combination Selection]: 8 Interchangeable DC Plug connectors. You can choose from a variety of combinations to better use the adapter. You can DIY adapter projects and use for more 12V home electronics.
[Extensive Compatibility]: Suitable for CCTV Cameras, LED Strip light, led tape light, keyboard, BT speakers, GPS, webcam, router, and more 12V electronics.
[Lifetime Friendly Customer Support]: If you are unsatisfied with the product, please don't hesitate to contact us! We are committed to providing you with excellent customer service.

Rank No. #4

SHNITPWR 30W Universal Power Supply 3V 4.5V 5V 6V 7.5V 9V 12V Adjustable Variable AC/DC Adapter with 5V 2.1A USB Port, 100V-240V AC to DC 3V~12V Converter 0.5A 1A 1.2A 1.5A 2A 2.5A Max with 14 Tips

Input: AC 100~240V, 50/60Hz; Output: DC 3V 4.5V 5V 6V 7.5V 9V 12V adjustable, Max 2.5A 30W; It can supply with any amp less than 2.5A, such as 300mA 500mA 800mA 1A 1.2A 1.5A 1.8A 2A 2.1A 2.2A 2.4A 2.5A. Equipped with a 5V 2.1A USB port at the bottom, you can connect any standard USB cable to it. (USB cable not included).
It comes with an original 5.5x2.5mm tip (inside"+", outside"-") and 14pcs frequently used tips: 6.5x4.4mm+Pin, 5.5x2.1mm, 5.5x3.0mm+Pin, 5.0x2.5mm, 6.3x3.0mm, 5.5x1.7mm, 4.8x1.7mm, 4.0x1.7mm, 3.5x1.35mm, 3.0x1.1mm, 2.5x0.7mm, Micro-USB, Type-C and DC terminal connector. We especially add a reverse polarity converter, which will double its application scope.
The 30W all-in-one multipurpose AC/DC adapter fit for many 3~12V under 30W small electronics such as LED strips, under-cabinet light, TV Box, smart speaks, wireless routers, essential oil diffuser humidifier, USB fan, Wifi IP camera, USB Hub, hard disk box, CD Player, DVD Player, DC motor, DC pump, digital photo frame, DVR NVR surveillance system etc. This product is an AC to DC adapter, NOT charger!!!It can’t be used to charge electronic devices with batteries, such as laptops. Otherwise, it may damage your device.
Built-in multiple safety protection systems. Automatic over voltage cut-off, over current cut-off, over temperature cut-off, short circuit cut-off. We focus on producing premium quality and safety power adapters. No noise, no spontaneous combustion, no explosion, no fire hazard, safe to use. 6ft long power cable makes it convenient to use.
Please choose correct voltage before plug it to your device. Wrong voltage may damage your device. We recommend that you use this power supply to power devices that do not exceed 80% of the maximum power of the power supply.

SaleRank No. #5

Security-01 DC 12V 3A Power Supply Adapter,Universal 12volt 3000mA Power Cord with 11 Tips for CCTV Camera,Piano Keyboard,Webcam,Compatible with 12V 2A/1.5A/1A/0.5A,36Watt Max (UL Listed)

【Product Specifications】: AC Input: 100V-240V 50/60Hz; DC Output: 12V 3A 3000mA ;36 Watt Max;Standard Connector Size: 5.5mm*2.1mm.Cord Length: 4 Feet (1.2M).This 12V 3A Power adapter is also compatible with 12V 2500mA/2000mA/1500mA/1000mA/800mA/500mA.
【11x Replaceable Power Adapter Tips】: There are 11 additional replaceable power adapter tips, expanding compatibility to a broader range of 12V devices.Tips: 6.0*4.4mm with pin inside ,6.3*3.0mm ,5.5*2.5mm ,5.5*3.0mm with pin inside, 5.5*1.7mm ,4.8*1.7mm ,4.0*1.7mm ,3.5*1.35mm ,3.0*1.1mm ,2.5*0.7mm ,Green LED terminal connector.
【Wide Application】: Compatible with CCTV Camera,DVR,NVR,LED Strip Light,Router,ADSL cat,Hub switch,IR Illuminator,Cable Modem,External Hard Drive,Printer,Speaker,Electronic Piano Keyboard,Portable Radio ,Computer PC Case Fan,Motor,Arduino PCB Design,Computer Speakers,LCD Monitor,Webcam,Bluetooth,Laptop Cooler,Video baby monitor,Mini Fan,Router Kindle Fire Table,GPS,Electrical Toys,and other 12V devices less than 36W.
【Safety and Quality Assurance】: Certified by UL, CE, FCC and RoHS.Our charger cord prioritizes device safety with built-in safeguards against excessive current,overheating,overcharging,and short circuiting.
【Service Assurance】: 2-year warranty and lifelong technical support for your peace of mind;We are confident that our charger cord will earn your trust and provide reliable performance.

Rank No. #6

3V~24V 3A 72W Universal Power Supply 3V 5V 6V 9V 12V 15V 18V 20V 24V Adjustable Variable Switching AC/DC Adapter, 100V-240V AC to DC Converter with 14 Tips & Polarity Converter & Test Lead, 3 Prong

Input: AC 100~240V, 50/60Hz; Output: DC 3~24V Adjustable, Max 3A 72W; It can apply to most appliances which the input voltage is between 3V to 24V and the rating power is equal to or less than 72 Watt
14pcs DC Tips: 6.5x4.4mm+Pin, 5.5x2.1mm, 5.5x3.0mm+Pin, 5.0x2.5mm, 6.3x3.0mm, 5.5x1.7mm, 4.8x1.7mm, 4.0x1.7mm, 3.5x1.35mm, 3.0x1.1mm, 2.5x0.7mm, Micro-USB, Type-C and DC terminal connector. Easily meet the power requirement of your different devices
Built-in Multiple Safety Protection Systems: Automatic over voltage cut-off, over current cut-off, over temperature cut-off, short circuit cut-off. No noise, no explosion, no fire hazard, safe to use. 6ft long power cable makes it convenient to use
Wide Range of Applications: The 72W all-in-one multipurpose AC/DC adapter fit for many 3~24V small household electronics such as LED strips, 3D printer, smart speaks, wireless routers, DC motor, DVR NVR surveillance system etc. For indoor use only
Package Includes: 1 x 3~24V 3A universal ac/dc adapter, 14 x DC tips, 1x reverse polarity converter, 1x alligator clip test lead, 1x male DC power pigtail cable. If you have any questions, please feel free to contact us via Amazon, and we are here for you

SaleRank No. #7

DC 12V 30A Power Supply 360W Universal Regulated Switching AC to DC Converter AC110V/220V (SMPS) Transformer Driver Adapter for LED Strip Light, CCTV Camera Security System, Radio, Computer Project

Switch power supply convert AC 110V/220V to DC 12V 30A 360W: The default input voltage is 110V, Output voltage is adjustable 10% , Metal case with many holes makes heat dissipation more efficient.
AC 110V/220V Input Voltage: We have already adjusted the switcher to 110V/115V for our US customers, if you want to use AC220V,don't forget to adjust the switch to the 220V side before use.★AC 110V/220V.Wide voltage input adjusted automatically to SMPS Model (12V 1A-5A, 12W-60W). As for Model (12V 10A-60A 120W-600W), there is a voltage selector switch located on the side of the switcher is used to set the input voltage to the power supply to either 110V/115V or 220V/230V.
High Efficiency and Reliability: Smart device surge protection for Short-circuit Protection, Overload Protection, Over Voltage, Over Temperature Protection. Low Temperature Rise.★Voltage consistency:There is no voltage fluctuations to speak of at power on, during transmit, receive, or at power off.★Built-in EMI filter, low output ripple, noise, Rugged heavy duty enclosure, 100% Full load burn-in Tested. Parallel/Redundancy Operation is possible.
Widely used in: Wide input voltage range, steady and precise output voltage.Great power transformer for Led Lighting and CCTV Camera Security System, communications & home appliance electronic equipment etc.
100% Money Guarantee: 15 years OEM factory competency, Most efficient technical support with superb processing technology★Our committed to provide the best product and services to every customer.

Rank No. #8

SoulBay 12V Power Supply Universal AC DC Adapter Charger with Adjustable Output 5V 9V 3V 6V 4.5V 7.5V 12 Volt 1A 1.5A 2A for LED Strip Light CCTV Camera BT Speaker GPS Webcam Router, 5 FT Cord, 30W

SAFE AC/DC ADAPTER: Input: AC100-240V 50/60Hz, Output: DC 3V/ 4.5V/ 5V/ 6V/ 7.5V/ 9V/ 12V 0-2A, USB Port: 5V 1.2A, Cord: 5 FT; Smart chip with built-in advanced safety technology, with comprehensive protection against overvoltage/overcurrent/short circuit/overtemperature
POWER SUPPLY WITH MULTI VOLTAGE: Lost or damaged power supplies can be easily replaced, Great design having the volt selector on the wall side & a thoughtful touch to include a key for selecting the desired voltage, which includes 12 Volt 9 Volt 5 Volt 7.5 Volt 6 Volt 4.5 Volt 3 Volt voltage output
8 VERSATILE ADAPTER PLUGS: power supply optional size tips: 5.5*2.1 mm, 4.8*1.7 mm, 4.0*1.7 mm, 3.5*1.35 mm, 3.0*1.1 mm, 2.5*0.7 mm, Micro-USB, LED terminal connector; Versatility and space saving convenience of having one base and all shapes of charge plugs in one place, you are able to choose different adapter tips and use them for various household electronics
MULTI PURPOSE COMPATIBILITY: This 3V-12V AC/DC Adapter replacement comes with 8 interchangeable Tips and 7 adjustable Voltages, which makes it fits 95% of AC/DC home appliances, Such as Tablet PC, LED Strip Lights, Keyboard, Scales, Routers, Speakers, CCTV camera system, USB Charging Camera, DVD Player, CD player, USB hub, recorder, exercise bike, clock, trail camera, weather station and more 3V to 12V Household Electronics (NOTE: Check the Output Voltage and Current range before order!)
SUPPORT 12V 2A POWER: This SoulBay 30W Universal ac/dc adapter supplies 2000mA max output current at each voltage output, that's to say you can use this item for devices within 0 to 2A current range; Power adaptor is easy to select the output voltage and convert to different volt with ease using the provided key, simple plug and use.[NOTE: (1).DC Plug Polarity: inner Positive(+), outer Negative(-); (2). Any issue for the product, please keep free to Contact us before returning, WE ALWAYS STAND BEHIND

Rank No. #9

12V Power Supply AC Adapter 12 Volt Charger Universal Power Adapter for DC in 12V Power Cord with 10 Interchangeable Jacks for 1000mA 900mA 800mA 700mA 600mA 500mA 400mA 300mA 200mA 100mA Electronic

Compatibility: ONLY FOR 12 VOLT DC POWER SUPPLY UNIVERSAL DEVICES 12 V 100 mA to 1000 mA switching 12 v power supply, fits for 12 V 1000 mA; 900 mA; 800 mA; 700 mA; 600 mA; 500 mA; 400 mA; 300 mA; 200 mA; 100 mA transformer charger for universal devices
Specification: Input: AC 100 V to 240 V 50 to 60 HZ Output: DC 12 V Max 1 A; 10 pieces standard wall 110 v to 12 v converter charger replacement jacks. Plug Polarity: positive inside negative outside; Plug Size: 5.5 mm 2.5 mm (applicable 2.1 mm)
10 Interchangeable Jacks: 10 Pieces different sizes replacement plug jacks which can be used for most of your dc in 12 v power cord devices. Regulated dc 12 v power replacement safe charging for your DC 12 V 1 A devices, more choices and easty to carry
Reliability: CE FCC Listed charger for electronics regulated switching power supply has checked to work with 12 V max electronics equipment, pass the overcurrent protection; overvoltage protection; short circuit protection and over temperature protection
What You Get: 1 piece 12 V 12 W max universal electronics AC to DC charger, 10 pieces different size jacks. If you have any questions about our 12 v power supply, please contact us, we will reply you as soon as possible within 24 hours to solve

Rank No. #10

Belker 12W 3V 4.5V 5V 6V 7.5V 9V 12V Adjustable Voltage Universal AC/DC Adapter Power Supply for Household Electronics,Micro USB - 1A Max. [BN]

This adapter is with 8 different size adapter plugs which fit for your electronics well and solve your various problems.
AC Input: 100V 120V-240V 50/60Hz, Output: Multi Voltage DC 3V 4.5V 5V 6V 7.5V 9V 12V 1000mA Max(compatible with less than 1 A, like 100ma 200ma 500ma 800ma amps
This AC/DC adapter can apply to most appliances which the input voltage is between 3V and 12V and the rating power is equal to or less than 12 Watt.
Important Note: The adapter DC plug polarity is center positive "+". Please ensure it is same with your devices before buying. If your device is with centre negative polarity "-", please use it with Belker polarity reversed cable together. Search "B07PMHMPMP" to find the cable on Amazon.
Package Included: 1 x Power adapter, 1 x DC plugs kit, 1 x switch key, 1 x manual, 1 x 12-month global warranty.

Last update on 2024-06-01 / Affiliate links / Images from Amazon Product Advertising API

How Do You Buy The Best 12v universal power supply?

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This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:

Brand Value: Every brand of 12v universal 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 12v universal 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 12v universal power supply.
Customer Ratings: Number ratings grade 12v universal power supply objectively.
Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their 12v universal power supply.
Product Quality: You don’t always get what you pay for with an 12v universal power supply, sometimes less, and sometimes more.
Product Reliability: How sturdy and durable an 12v universal power supply is should be an indication of how long it will work out for you.

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The Best 12v universal power supply of 2022 – Reviewed and Top Rated

How Do You Buy The Best 12v universal power supply?

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