



Product description

Parameter :
Item: 30W Universal Power Adapter
Input: AC100V/220V 50/60Hz
Output Voltage: DC 3V-12V
Output Current: 2.5A Max
Output Wattage: 30W
Female connector size: 5.5mmX2.5mm(inside”+”, outside”-“)
Working temperature: -10 to 50 degree Celsius
Storage temperature: -20 to 85 degree Celsius

How to use Reserve Polarity Converter Cable?
Checking whether your device is(Inner:”+”, Outer:”-” )or(Inner:”-”, Outer:”+” )
If Inner:”+”, Outer:”-” , it is not necessary to connect reserve polarity cable;
If Inner:”-”, Outer:”+” , please connect the reserve polarity cable when connecting the power supply.
Please Note:
1. Indoor use only.(Not waterproof)
2. DC connector polarity: inside Positive(+), outside Negative(-).
If your device requires output power with reverse polarity, please remember to use the reverse polarity converter cable that we have equipped.
3. Our normal power supply voltage range is 3V~12V. The power cord between the power brick and the DC plug will cause a voltage drop of 0.4V ~ 0.6V, so the screen display voltage is 3.5V~12.5V. In other words, if the voltage required by the equipment you use is 6V, please adjust the screen display to 6.4V~6.6V.
Package included: 1 x 30W Power Adapter 1 x Reverse Polarity Converter 14x DC adapter plugs

Universal DC port
5.5mm X 2.5mm universal DC port,match with variety of electronic products.

Copper nickel interface
Using pure copper material with strong conductivity, stable output and ensuring higher safety.

USB port
There are a USB port and USB plug included, so this 30W AC Adapter can also function as an adaptor to turn any USB cable into a adapter.

14x DC adapter plugs
Equipped with multiple connector to meet your various power needs. Working for Echo Dot, Keyboard, Video, Game USB HUB, Kindle Fire Tablet, Phone, CCTV Camera, Raspberry PI, LED Strip Light, Baby monitor, TV Box, Router, Wifi Receiver, Speaker, ADSL Cat, Console, Serato DJ Controller, Mini Fan, and more 5V electronics devices.

Reverse Polarity Converter
We specially added a reverse polarity converter cable, for electronic devices that needs center output negative power supply.
Reserve polarity cable expands the application of power supply.

3-12V Adjustable Voltage
Supply with any voltage between 3~12V, all-in-one multipurpose AC/DC adapter widely used for many 3V~12V 2.5A small household electronics.

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Customer Reviews
4.4 out of 5 stars 179
4.3 out of 5 stars 401
4.3 out of 5 stars 47
4.6 out of 5 stars 106
4.4 out of 5 stars 172
Price
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$13.99$13.99 $14.99$14.99 $16.99$16.99 $22.99$22.99
Max Output Amps
6A 2A 3A 3A 5A
Output Volts
12V 3V~12V 3V~12V 3V~24V 3V~24V
Output Watts
72W 30W 36W 72W 120W
Adjustable Power Supply: Input: AC 100-240V, 50/60Hz. Output: DC 3V-12V Adjustable, Max 30W. It can supply power to any device requiring voltage between 3V-12V and current less than 2.5A, such as 3V 4V 4.5V 5V 6V 9V 12V 2A 1.5A 1A 1000mA 800mA.If the current drawn exceeds 2.5A, the power supply will be damaged soon. Never overload!
30W Multifunctional Adapter: 30W 3V-12V universal power supply is equipped with 14 interchangeable plugs, suitable for 90% AC/DC household appliances, such as 3V to 12V household appliances, audio amplifier, wireless router, surveillance camera, car air purifier, 3D printer, water pumps, electric drills, electric fans, electric fans, motors, Android TV Box, ADSL Cat, 5V 12V LED strips Lights
AC/DC Universal Charger: It comes with an original 5.5×2.5mm tip and equipped with 14 adapter plugs, 5.5×2.1mm, 5.5×1.7mm, 5.0X2.5mm, 5.5×3.0mm+Pin, 6.5X4.4mm+Pin, 6.3×3.0mm, 4.0X1.7mm, 4.8×1.7mm, 3.5X1.35mm, 3.0×1.1mm, 2.5X0.7mm, DC terminal connector, Micro-USB, Type-C. The different size tips fit for various electric appliances well. We specially added a reverse polarity converter cable, for electronic devices that needs center output negative power supply
DC Power Supply 30W: Built-in intelligent protection system, with over-current, over-voltage, short-circuit, stability and other safety protection technologies to protect your equipment. The power supply has sufficient power and has undergone aging tests, using high-quality copper core wire, not easy to break, effectively extending the life of the power supply
Multi Voltage Power Adapter Included: 1X 3V-12V 30W AC Adapter, 14X DC Plugs. 1X Reverse Polarity Converter. Please set the right voltage before power your device
13 reviews for Aclorol Universal Power Adapter 30W 12V 9V 7.5V 6V 5V 4.5V 3V Adjustable Variable Power Supply AC/DC Adapter Converter Switching 100V-240V AC to DC 3V-12V with Polarity Converter & 14 Tips
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$13.99
“battletech” –
Very versatile
This is great for replacing a lost adapter, especially when the plugs don’t follow color codes. It’s much easier than playing adapter roulette with all the possible options available online. It can also be used to replace multiple adapters for travel or saving storage space or simply not having to untangle your box of random power cables you’ve been saving for items you no longer have.
TJ in Seattle –
Finally, A Reverse Polarity AC Adapter That Works!
The adapter on my old watch winder stopped working. As it is a very expensive winder, I wanted to replace the adapter ASAP. I went through several of them that I bought on Amazon and none worked. Then I discovered that these things actually have a polarity in the inner and out parts of the barrel that inserts into my winder. Who knew. The standard is for the inner pin to be positive, and the outer barrel to be negative. My old winder needs the reverse. This adapter comes with its own polarity converter cable that you can use if you need it, as I did. Works great. The adapter also comes with a bunch of other connections plus you can set the voltage you need. Seems well made. Works great.
Melanie Sprayberry –
Description is perfect
The different options for plugs is great
Frinckster –
Just what I needed.
Works as expected.
Aaron –
Took only 30 seconds from open box to being used
It was easy to change the polarity with the included polarity adapter. It was also easy to change voltage. It didn’t come with printed instructions, but that’s OK I found my answer here on Amazon in their listing
Joseph N Arceo –
Don’t work
It doesn’t work
RBfire69 –
Works as expected
Powers up my label maker and can be configured for other items
J. B. Barbour –
Ok devise
It’s nice to have a Power Supply with multiple connections. But Most all of these I saw on Amazon are like the one I ordered. The switch that changes from one volt to another, is really very cheap. If you buy this and leave on one setting, I think that would be the best choice for this to last.
Trevor Dennis –
Found an old Sony e-reader and wanted to see if it still worked. I must have threw away the original charger long ago since they are never labeled for which device they belong to. Having a universal adapter like this is a life saver for all your old equipment where original adapters are long gone.
Sidney F Krick –
Good product
sucker –
output cord breaks inside of plastic, at point it connects to adapter, so it no woik no more. I can’t afford to pay 30$ every 6 months for a new one. Have seen this happen before, but usually after using it for over a year. Very dissatisfied. I feel ripped off! It is a great design with a strong switching select rotor, but the output cord is flimsy at the adapter connection.
ChazD –
We purchased this item to replace a lost power supply, but could not find one with the correct plug size.This one worked fine!
Josée –
Aucune prise pour 3V (tien ne fonctionne pour ça). Ne sont pas identifiées avec leur type (3V, 4V,…)