# RING 12V 4A Power Supply with 5.5mm Connector

**URL:** https://aio.lv/en/product--ring-12v4a55--11130258
**Data updated:** 2026-07-06 17:38 (EEST)
**Category:** Portable Device Chargers
**Manufacturer:** RING
**Manufacturer code:** 12V/4A/5.5
**EAN:** 5902887024580
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 13.49 €
**Prices and availability valid until:** 2026-08-06 23:59
**Price without VAT (21%):** 11.15 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--ring-12v4a55--11130258

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 21.07.2026 | free |
| Pickup points | 24.07.2026 | 1.89 EUR |
| Courier delivery to door | 24.07.2026 | 4.99 EUR |

## Summary description

The RING 12V/4A power supply unit is a reliable electrical adapter designed for various electronic devices requiring a stable 12V DC output and 4A current. It features a standard 5.5mm connector, ensuring compatibility with a wide range of portable equipment, monitors, and networking hardware. This power adapter provides efficient energy conversion and consistent performance for your daily technical needs.

## Long description

The RING 12V 4A Power Supply with 5.5mm Connector is a dependable electrical adapter engineered to deliver a stable and consistent power output for a variety of electronic devices. Designed for efficiency and safety, this unit converts standard mains voltage into a reliable 12V DC current, making it an essential component for maintaining the operational integrity of your hardware. Its robust construction ensures long-term performance, providing a steady power flow that helps protect connected equipment from voltage fluctuations.
Advantages
This power supply unit stands out due to its high-quality internal components that facilitate efficient energy conversion and minimize heat generation during operation. The inclusion of a standard 5.5mm barrel connector offers broad compatibility with numerous electronic systems, reducing the need for multiple specialized adapters. Furthermore, the compact design allows for easy integration into various setups, whether at home or in a professional office environment, ensuring that your devices remain powered without occupying excessive space.
Suitable for
Networking hardware such as routers and switches
LCD monitors and small display screens
LED lighting strips and decorative illumination
Portable electronic devices requiring 12V DC input
CCTV security cameras and surveillance systems
When it may not be suitable
This power supply is not intended for devices that require a different voltage output, such as 5V or 19V systems, as using an incompatible voltage may cause permanent damage to your equipment. It is also not suitable for high-power appliances that exceed the 4A current rating or for outdoor environments where the unit is exposed to moisture or extreme weather conditions.
Key specifications
Input voltage: 100-240V AC
Output voltage: 12V DC
Maximum current: 4A
Connector type: 5.5mm barrel plug
Reliable energy conversion efficiency
How to use
To use the power supply, first ensure that your device requires a 12V DC input and that the current draw does not exceed 4A. Connect the 5.5mm plug securely into the power input port of your electronic device. Once the connection is firm, plug the power adapter into a standard wall outlet. The device should receive power immediately. Always disconnect the adapter from the wall outlet when the device is not in use for extended periods to conserve energy and maintain safety.
What to consider before purchase
Verify the voltage requirements of your device match the 12V output
Check that your device uses a 5.5mm barrel connector
Ensure the total power consumption of your device is 4A or less
Confirm the polarity of your device's power input matches the adapter
Usage recommendations
Always keep the power supply in a well-ventilated area to allow for proper heat dissipation. Avoid bending the power cable at sharp angles to prevent internal wire damage and ensure a long service life for the adapter.

## FAQ

### How much does the RING 12V 4A Power Supply Adapter cost, and is it available for purchase?

The price is 13.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 5 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 21.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All RING products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized RING service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/11130258/61837423_large.webp