HYFAI 3V to 12V 30W Universal AC/DC Power Adapter plug supply with 8 selectable top, w/ 5V 2.1A USB port

Model Number: PA-U30W
Web Code: 12310205


Universal AC/DC Adapter - AC Input:100-240V 0.25A 50/60Hz, DC Output:3V/4.5V/5V/6V/7.5V/9V/12V. Advanced secure technique, with full PROTECTION of over Voltages/ over Current/ short Circuits/ over Temperature.
SAVE $5$19.99
SALE ends:
Available online only
Most Marketplace items ship from sellers within 2 business days. Delivery times vary by location.

Universal AC/DC Adapter:

AC Input:100-240V 0.25A 50/60Hz, DC Output:3V/4.5V/5V/6V/7.5V/9V/12V. Advanced secure technique, with full PROTECTION of over Voltages/ over Current/ short Circuits/ over Temperature.

8x Connection Tips Specs:

2-Wire Terminal block

Micro USB

2.5 x 0.7mm

3.0 x 1.1mm

3.5 x 13.5mm

3.5 x 15mm

5.0 x 2.1mm

5.5 x 2.5mm

Upgraded Version Power Supply - Made of Compact Material. Newly designed adapter plugs to make this adapter Plugged in More Easily, new 57.1 inches cable in length, adding a magnet ring and LED terminal connector. There is ALSO a Micro USB Plug so this item can also function as an adapter to turn any USB cable into a charger, such as usb charging camera.

All-in-one Adapter - This 30w replacement ac adapter comes with 8 interchangeable tips, which makes it fits 95% of AC/DC home appliances, Such as 3V to 12V Household Electronics, Tablet PC, Scales, Routers, Speakers, LED Strip Lights, CCTV camera system, USB Charging Camera, and so on.

Multifunctional 30W Adapter - Variable voltage is easy to select, you can converts to different voltage with ease using the provided key. 5.5mm*2.1mm DC Power Cable Connector Plug, easy to connect and practical to use. Supporting DC 12V-2A or 12V-1.5A appliances.[Note: DC Plug Polarity: inner Positive(+), outer Negative(-), Polarity is Not reversible.]

IDEAL for power supply replacement adapter, upgrade and SPARE power needs .


AC Input:100-240V 0.25A 50/60Hz, DC Output:3V/4.5V/5V/6V/7.5V/9V/12V

Efficiency: >80%(TYP)

USB Port: 5.0V 2.1A

Package Weight: 205 gram ( 7.23 oz)

Package Dimension: 12x7.5x5.6 cm/ 4.72x2.95x2.2 inch

Cord Length: 145 cm( 4.76 ft/57.1 inch)

NOTE: If you going to use this adapter for guitar pedals, you'll need to buy the separate Reverse Polarity Converter because most music devices require the opposite polarity.

Eight Adapter Tips provided, offers you more convenience and more choices.


1.Connect the correct adapter tip and make sure that it's firmly attached to the dc input port of your device..

2.Set the right DC output voltage. There are 7 options for you, DC 3V/4.5V/5V/6V/7.5V/9V/12V.

3.Connect the adapter to the electrical socket.

4.Now you are ready to power up your device!

Friendly Reminder:

Not compatible with laptop or other over 30W high power equipments.

If you want to get 12V 2.0 A via the 8 DC tips, please don't use the USB port at the same time, or the current could not reach to 2.0A.


Input Voltage
AC 110-240V
  • Power adapter x 1
  • Different size of top connectors x 8


    from Pierrefonds, QC on September 26, 2018

    I use it every day

Shipping Cost

Shipping costs are dependent on your order and your shipping location. Add the product to your cart to get your shipping estimate.

Please allow 2 business days from the date of order for your product to ship.

**In the event that product is unavailable, you will be refunded within 48 business hours.

Shipping Restrictions

Seller does not ship to the following provinces/territories:

  • Territories

Returns can be made within 14-30 days of receiving your order.

BOWD Restocking Fees / Return Eligibility
Category Return Period Un-opened Opened/Unused Opened/Used
Televisions 30 Days 0% 10% 20%
Cell Phones, Smartphones & Wireless Devices 15 Days 0% 10% 20%
Radar Detectors, Radar Detectors, Computers (Laptops & Desktops), Monitors, Printers, Tablets, iPads & eReaders, Portable DVD Players, Seasonal Holiday Goods 14 Days 0% 10% 15%
All Other Products 30 Days 0% 10% 15%

All returned products must include original packaging.

Return shipping costs will be paid by the seller for all cases where the product is defective, damaged or incorrect. For other cases (e.g. you changed your mind), you will be responsible for this cost.

To request a return

Please contact the seller directly from your Order details page, and provide the following information:

  • Web ID (8-digit number) & product description
  • Number of items to be returned
  • Date you recieved your product
  • Condition of product
  • Condition of packaging
  • Reason for return

All refunds will be processed within 4 days